xen-coresched-rfc-bm-smt

Xen Core Scheduling RFC patch benches, baremetal and Xen dom0 runs

HTML result view exported from: https://openbenchmarking.org/result/1905139-DARI-190420598&grs&sor.

xen-coresched-rfc-bm-smtProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionSystem LayerBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnIntel Xeon W3530 @ 2.79GHz (4 Cores / 8 Threads)Dell 09KPNV (A11 BIOS)Intel 5520/5500/X58 + ICH10R6144MB1000GB Western Digital WD10EALX-759AMD FirePro 2260 256MBIntel 82801JIDELL P2210Broadcom NetXtreme BCM5761 PCIeopenSUSE Tumbleweed 201904035.0.5-1-vanilla (x86_64)GNOME Shell 3.30.2X Server 1.20.3 + Waylandmodesetting 1.20.33.3 Mesa 19.0.1 (LLVM 7.0.1)GCC 8.3.1 20190226 [gcc-8-branch revision 269204] + Clang 7.0.1 (SVN 349238)ext41680x1050Intel Xeon W3530 @ 2.79GHz (4 Cores)Intel Xeon W3530 (1 Core / 8 Threads)5.0.6-1-vanilla (x86_64)Xen 4.13.-unstable HypervisorIntel Xeon W3530 (1 Core / 4 Threads)Intel Xeon W3530 (1 Core / 8 Threads)3 x 2048 MB DDR3-1333MT/s HMT325U7BFR8A-H9AMD FirePro 2260 256MB (500/500MHz)X ServerbtrfsOpenBenchmarking.orgCompiler Details- --build=x86_64-suse-linux --disable-cet --disable-libcc1 --disable-libssp --disable-libstdcxx-pch --disable-libvtv --disable-werror --enable-checking=release --enable-gnu-indirect-function --enable-languages=c,c++,objc,fortran,obj-c++,ada,go --enable-libstdcxx-allocator=new --enable-linux-futex --enable-multilib --enable-offload-targets=hsa,nvptx-none=/usr/nvptx-none, --enable-plugin --enable-ssp --enable-version-specific-runtime-libs --host=x86_64-suse-linux --mandir=/usr/share/man --with-arch-32=x86-64 --with-gcc-major-version-only --with-slibdir=/lib64 --with-tune=generic --without-cuda-driver --without-system-libunwind Disk Details- Baremetal, SMT On: BFQ / relatime,rw,space_cache,subvol=/@/home,subvolid=264- Baremetal, SMT Off: BFQ / relatime,rw,space_cache,subvol=/@/home,subvolid=264- Xen dom0, vanilla, SMT On: BFQ / relatime,rw,space_cache,subvol=/@/home,subvolid=264- Xen dom0, vanilla, SMT Off: BFQ / relatime,rw,space_cache,subvol=/@/home,subvolid=264- Xen dom0, patched, gran=thread, SMT On: BFQ / relatime,rw,space_cache,subvol=/@/var,subvolid=258Processor Details- Baremetal, SMT On, Baremetal, SMT Off: Scaling Governor: acpi-cpufreq performancePython Details- Python 2.7.15 + Python 3.7.2Security Details- Baremetal, SMT On: __user pointer sanitization + disabled STIBP: disabled + PTE Inversion; VMX: vulnerable- Baremetal, SMT Off: __user pointer sanitization + disabled STIBP: disabled + PTE Inversion; VMX: vulnerable SMT disabled- Xen dom0, vanilla, SMT On: __user pointer sanitization + disabled + PTE Inversion- Xen dom0, vanilla, SMT Off: __user pointer sanitization + disabled + PTE Inversion- Xen dom0, patched, gran=thread, SMT On: __user pointer sanitization + disabled + PTE Inversion

xen-coresched-rfc-bm-smtstress-ng: Context Switchingstress-ng: Forkinghackbench: 8 - Processhackbench: 4 - Processhackbench: 4 - Threadhackbench: 1 - Processhackbench: 1 - Threadhackbench: 16 - Threadhackbench: 8 - Threadhackbench: 16 - Processfio: Seq Write - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Write - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 4KB - Default Test Directorysockperf: Latency Ping Pongstress-ng: Semaphoressockperf: Latency Under Loadcompilebench: Compilemcperf: Appendmcperf: Replacemcperf: Addmcperf: Setmcperf: Getmcperf: Deleteapache: Static Web Page Servingfio: Seq Read - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Read - Linux AIO - No - No - 512KB - Default Test Directoryfio: Seq Write - Sync - No - No - 4MB - Default Test Directorytiobench: Write - 32MB - 32fio: Seq Read - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Read - Sync - No - No - 4MB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Read - POSIX AIO - No - No - 512KB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - No - No - 512KB - Default Test Directoryfio: Seq Read - Linux AIO - No - No - 16KB - Default Test Directoryfio: Seq Read - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 512KB - Default Test Directoryfio: Seq Write - Linux AIO - No - No - 16KB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - No - No - 512KB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 4MB - Default Test Directoryfio: Seq Read - POSIX AIO - Yes - No - 16KB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - POSIX AIO - No - No - 512KB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 16KB - Default Test Directoryfio: Seq Read - POSIX AIO - Yes - No - 512KB - Default Test Directoryfio: Seq Read - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 512KB - Default Test Directoryfio: Seq Read - Linux AIO - No - No - 4MB - Default Test Directoryfio: Seq Read - Sync - Yes - No - 16KB - Default Test Directoryfio: Seq Write - POSIX AIO - No - No - 4MB - Default Test Directoryfio: Seq Read - POSIX AIO - No - No - 4MB - Default Test Directoryfio: Rand Read - Linux AIO - No - No - 4MB - Default Test Directoryfio: Seq Write - Linux AIO - No - No - 4MB - Default Test Directoryfio: Seq Read - POSIX AIO - Yes - No - 4MB - Default Test Directoryfio: Rand Read - Sync - No - No - 4MB - Default Test Directoryfio: Rand Read - Sync - Yes - No - 4MB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 4MB - Default Test Directoryfio: Seq Read - Sync - No - No - 512KB - Default Test Directoryfio: Rand Write - Sync - No - No - 4MB - Default Test Directoryfio: Rand Read - Linux AIO - No - No - 512KB - Default Test Directoryfio: Rand Read - POSIX AIO - No - No - 4MB - Default Test Directoryfio: Rand Read - Linux AIO - Yes - No - 4MB - Default Test Directoryfio: Seq Read - Linux AIO - No - No - 4KB - Default Test Directoryfio: Seq Read - POSIX AIO - No - No - 16KB - Default Test Directoryfio: Seq Read - Linux AIO - No - No - 4KB - Default Test Directorystress-ng: Memory Copyingfio: Seq Read - Linux AIO - No - No - 4KB - Default Test Directoryfio: Rand Write - Linux AIO - No - No - 4MB - Default Test Directoryfio: Seq Read - Sync - No - No - 16KB - Default Test Directoryfio: Rand Write - POSIX AIO - No - No - 4MB - Default Test Directoryfio: Seq Write - POSIX AIO - No - No - 4KB - Default Test Directoryfio: Rand Read - POSIX AIO - Yes - No - 4MB - Default Test Directoryfio: Seq Write - Sync - No - No - 4KB - Default Test Directorycompress-7zip: Compress Speed Testbuild-linux-kernel: Time To Compilesockperf: Throughputfio: Rand Write - Linux AIO - No - No - 512KB - Default Test Directorym-queens: Time To Solvefio: Seq Read - POSIX AIO - No - No - 4KB - Default Test Directoryfio: Rand Read - Sync - No - No - 512KB - Default Test Directoryfio: Rand Read - POSIX AIO - No - No - 512KB - Default Test Directorytiobench: Write - 32MB - 16fio: Rand Read - Sync - Yes - No - 512KB - Default Test Directoryparboil: OpenMP Stencilfio: Rand Read - POSIX AIO - Yes - No - 512KB - Default Test Directorybuild-php: Time To Compilefio: Seq Read - POSIX AIO - No - No - 4KB - Default Test Directoryfio: Rand Read - Linux AIO - Yes - No - 512KB - Default Test Directorytiobench: Rand Write - 32MB - 32stress-ng: Bsearchfio: Seq Read - Sync - No - No - 4KB - Default Test Directoryfio: Seq Read - Sync - No - No - 4KB - Default Test Directoryfio: Seq Read - POSIX AIO - No - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - No - No - 4KB - Default Test Directoryrodinia: OpenMP CFD Solverfio: Seq Write - Linux AIO - No - No - 4KB - Default Test Directoryfio: Seq Write - Linux AIO - No - No - 4KB - Default Test Directoryfio: Rand Write - Sync - No - No - 512KB - Default Test Directoryasmfish: 1024 Hash Memory, 26 Depthfio: Rand Read - Linux AIO - No - No - 4KB - Default Test Directorystockfish: Total Timefio: Rand Read - Linux AIO - No - No - 16KB - Default Test Directorygo-benchmark: garbagerodinia: OpenMP LavaMDredis: GETstress-ng: CPU Stressttsiod-renderer: Phong Rendering With Soft-Shadow Mappingfio: Rand Write - Sync - No - No - 4KB - Default Test Directorystress-ng: Tsearchstress-ng: Hsearchfio: Rand Write - Sync - No - No - 16KB - Default Test Directoryfio: Rand Write - Linux AIO - No - No - 4KB - Default Test Directoryhmmer: Pfam Database Searchgraphics-magick: Rotatefio: Rand Write - POSIX AIO - No - No - 16KB - Default Test Directoryx265: H.265 1080p Video Encodingstress-ng: Glibc C String Functionsfio: Rand Write - POSIX AIO - No - No - 4KB - Default Test Directoryredis: SADDfio: Rand Write - POSIX AIO - No - No - 512KB - Default Test Directoryparboil: OpenMP MRI Griddingfio: Seq Write - POSIX AIO - No - No - 16KB - Default Test Directorystress-ng: Glibc Qsort Data Sortingredis: LPUSHfio: Rand Write - Linux AIO - No - No - 16KB - Default Test Directorygo-benchmark: jsonredis: SETfio: Rand Read - Sync - No - No - 16KB - Default Test Directoryfio: Rand Read - POSIX AIO - No - No - 4KB - Default Test Directoryfio: Rand Read - POSIX AIO - No - No - 16KB - Default Test Directorygraphics-magick: Resizingfio: Rand Read - Sync - Yes - No - 16KB - Default Test Directoryfio: Rand Read - Linux AIO - Yes - No - 16KB - Default Test Directoryfio: Rand Read - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Rand Read - Sync - Yes - No - 4KB - Default Test Directoryfio: Rand Read - Linux AIO - Yes - No - 4KB - Default Test Directorygraphics-magick: Sharpenfio: Seq Write - Sync - No - No - 16KB - Default Test Directoryfio: Rand Read - POSIX AIO - Yes - No - 16KB - Default Test Directoryblender: Pabellon Barcelona - CPU-Onlyfio: Seq Write - POSIX AIO - No - No - 4KB - Default Test Directoryvpxenc: vpxenc VP9 1080p Video Encodestream: Triadramspeed: Triad - Integeroptcarrot: Optimized Benchmarknetperf: 192.168.0.30 - TCP Stream - Client To Server - 10 Secondsnumpy: netperf: 192.168.0.30 - TCP Stream - Server To Client - 10 Secondsphpbench: PHP Benchmark Suitecachebench: Read / Modify / Writecachebench: Readcachebench: Writefio: Seq Write - POSIX AIO - No - No - 4KB - Default Test Directoryiperf: 192.168.0.30 - 5201 - 30 Seconds - UDP - 100Mbit Objective - 1fio: Seq Write - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - No - No - 4KB - Default Test Directoryfio: Seq Read - Sync - No - No - 4KB - Default Test Directorystress-ng: System V Message Passingstress-ng: Socket Activitystress-ng: Lsearchredis: LPOPcompress-pbzip2: 256MB File Compressionx264: H.264 Video Encodinggo-benchmark: buildnetperf: 192.168.0.30 - UDP Request Response - 10 Secondsnetperf: 192.168.0.30 - TCP Request Response - 10 Secondsiperf: 192.168.0.30 - 5201 - 30 Seconds - UDP - 1000Mbit Objective - 10iperf: 192.168.0.30 - 5201 - 30 Seconds - UDP - 100Mbit Objective - 10iperf: 192.168.0.30 - 5201 - 30 Seconds - UDP - 1000Mbit Objective - 5iperf: 192.168.0.30 - 5201 - 30 Seconds - UDP - 100Mbit Objective - 5compilebench: Read Compiled Treecompilebench: Initial Createtiobench: Rand Write - 32MB - 16tiobench: Rand Write - 32MB - 8tiobench: Rand Write - 32MB - 4tiobench: Rand Read - 32MB - 32tiobench: Rand Read - 32MB - 16tiobench: Rand Read - 32MB - 8tiobench: Rand Read - 32MB - 4tiobench: Write - 32MB - 8tiobench: Write - 32MB - 4tiobench: Read - 32MB - 32tiobench: Read - 32MB - 16tiobench: Read - 32MB - 8tiobench: Read - 32MB - 4fio: Seq Write - POSIX AIO - Yes - No - 512KB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 512KB - Default Test Directoryfio: Seq Write - POSIX AIO - Yes - No - 16KB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 16KB - Default Test Directoryfio: Seq Write - POSIX AIO - Yes - No - 4MB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 4MB - Default Test Directoryfio: Rand Write - POSIX AIO - Yes - No - 512KB - Default Test Directoryfio: Rand Write - Linux AIO - Yes - No - 512KB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 512KB - Default Test Directoryfio: Rand Write - POSIX AIO - Yes - No - 16KB - Default Test Directoryfio: Rand Write - Linux AIO - Yes - No - 16KB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 16KB - Default Test Directoryfio: Rand Write - POSIX AIO - Yes - No - 4MB - Default Test Directoryfio: Rand Write - POSIX AIO - Yes - No - 4KB - Default Test Directoryfio: Rand Write - Linux AIO - Yes - No - 4MB - Default Test Directoryfio: Rand Write - Linux AIO - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 4MB - Default Test Directoryfio: Seq Write - Sync - Yes - No - 4KB - Default Test Directoryfio: Seq Write - Sync - No - No - 4KB - Default Test Directoryfio: Rand Write - Sync - Yes - No - 512KB - Default Test Directoryfio: Rand Write - Sync - Yes - No - 16KB - Default Test Directoryfio: Rand Write - Sync - Yes - No - 4MB - Default Test Directoryfio: Rand Write - Sync - Yes - No - 4KB - Default Test Directoryfio: Rand Read - Sync - No - No - 4KB - Default Test Directorysqlite: Timed SQLite Insertionsaio-stress: Rand WriteBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On16571462470349.6924.2026.026.286.8210751.0910771.0743.871826745.17115676.3760447418.1269.153817337946359203532958082569661330077.9376.400.7377.5077.3377.5077.7376.7077.2777.071986777.8076.6374.8776.5776.901976776.5777.3077.571973376.9785.8073.3785.5386.8769.8085.4387.6065.6765.4089.9372.8061.6752.5376.4779.1375.0377.175631920070.9776.7071.5048.8777.8043.921669227120770750.872921490034.5039.370.5837.7051.4137.3714838.935.0118491473357.6058.331956790.8676.6038.0083228191.1479447184.67456024514215065469821391.1165.53153184.061.1413.891434.339.331591481.07131640742.3738.4175.0734.039815654.472395668411469132.490.632.541222.412.530.650.630.645771.972.5128751256711.22114491026758.83702117304688213392712152722391082999.705995065229034.93101416213.4019.983083762712561750546149063131546729.244.303.382.72160108313574827480.500.431047371995226309871.3372.6071.8072.0769.7774.8375.8082.7564.2450.9065.2267.5553.777.1555.937.4946.271090011242100.1769.3345.738.310.6332210614382291953966.5331.7032.847.968.2413468.6013540.5041.97103671046740.9010700105006.2579104947.7366.43379343798736330361865776356546169481706767.6366.470.711666766.3766.8068.2366.4066.6067.6367.571700067.2066.231703366.7066.9066.931713367.7767.3768.031730068.5775.7767.0075.2377.4060.3776.4777.9059.0059.1779.7067.1357.0847.1369.4770.0366.5767.10167339081703364.7067.2766.3050.2770.7047.681160032921614347.704251480035.2336.230.6335.1352.4136.101801483336.474.9913451470057.1057.8016900120.9766.001693346.8363649421.1863949054.48574657918216328927851141.1454.16125914.261.1816.101434.368.121373051.11132443048.6333.9566.4030.769722844.572668219011424662.360.612.381212.382.420.620.610.625566.132.451286711.25116011023958.2270911717291821337756215292239108291270099.701056712173143004214104254726.85173318917.5615.142982187791362751060646157936749727.324.593.542.692237512617637452600.540.42879378167304525441.6342.5740.6040.3348.4751.3739.0339.3385.2042.2842.8040.9348.448.9651.979.1743.70107331206789.0143.7042.068.730.6135496.594592966700144.2464.5167.6715.7416.30299138.0930139.9339.63103501006742.73109331010015.08416848816.6567.6218097181501752217500282742780587161633366.3765.900.541680066.9767.2368.7066.2366.2367.2767.701696766.6066.201700066.3366.4367.101720067.9767.4368.901733368.2775.4067.6076.4077.1363.1076.8378.0759.2757.1479.3766.8757.4746.2368.7371.9066.6066.83171005601703366.3267.0067.9637.8070.1737.771475332814501946.902921230035.3736.630.4434.5736.9435.931721276735.974.6918461253348.9050.571653393.5665.831693347.2781422341.1776468294.50460222314513042239791371.1264.77153074.341.1914.021224.379.241552181.10116130347.9038.9166.3734.868770724.702425190210381982.350.632.401112.362.440.610.610.625465.972.41300510.99113471020558.44707118295898253382972151022371082399.7010167126001493314134934.9292852216.1716.723579405897034923246046052730027427.924.153.402.431664514238987136500.320.24722971495663365940.0040.8339.6738.8347.7050.3737.5338.0396.0746.0346.1840.2047.737.9250.477.9740.871050093.6346.3339.937.980.60446107.373346895354208.0099.5399.2523.6124.71386177.9935939.5339.57102501000039.03101001000014.83324321516.3265.98181951833317692176992898628613115381726767.0366.800.671673367.4066.1068.4067.3067.0067.2767.801723367.1766.271730066.3366.9366.471706767.6766.8368.331736768.8775.4767.0775.8377.4763.9076.4078.1059.2059.1779.5767.2356.8846.4069.2071.4066.5767.03170338791706765.6066.8366.8737.9370.7037.771119040414799546.804261283335.4336.370.5734.7042.6835.702091283336.574.7613531270049.6350.2016833122.9765.901683346.9063345321.1661388834.46585440718213340688201121.1453.68126074.241.1816.461224.297.991406151.11114885747.2534.3765.5330.548880194.602690156310246342.400.622.391102.392.420.610.610.625266.272.4311.02115141013358.43703117861478253385272151022371082099.70100001252960696793925.5991115717.9912.103507789449832421745945950131537327.354.303.512.071931811467793052580.490.35605861444832397139.7340.4038.7738.8346.9049.1736.9737.9371.4944.1044.8038.8046.937.8850.408.0540.101013366.6045.8040.208.290.59340106.814524706828145.3665.4667.7215.8216.57304142.61301125122319332948099.07278332536715.62444870817.64149.488437327671311301.063253312912713212812813012832700128127326001271271273260012912712932800129141125139141110139141105101.5013911795.9777.40115116108109272335582766710510810633.7310831.701496333014556569.302921030049.8652.200.6249.2037.2950.571751060050.033.6118631073342.0042.802246796.1987.872246750.3382572581.4975756615.76460328114514071759671370.9364.69152073.590.9914.051213.709.291515620.96118158348.5038.7172.5734.898616904.132452699710274192.620.682.641112.612.670.670.670.685472.302.64301011.00113391019858.94702117290448233389192150922371082099.7031217107671432148136334.75146524713.5419.273534584201646336645945955630034049.082.681.751.1277245730302020480.360.184131277021831405130.92133.64128.72128.55120.01132.1197.37101.49124.8825.9626.14128.34103.695.12118.225.14121.103116797.3826.04115.815.100.67146650.48OpenBenchmarking.org

Stress-NG

Test: Context Switching

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Context SwitchingBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off400K800K1200K1600K2000KSE +/- 3551.21, N = 3SE +/- 9461.37, N = 3SE +/- 1307.78, N = 3SE +/- 669.26, N = 3SE +/- 572.41, N = 3165714614382294592964524703346891. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Forking

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: ForkingBaremetal, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off5K10K15K20K25KSE +/- 107.88, N = 3SE +/- 168.36, N = 3SE +/- 95.18, N = 3SE +/- 53.46, N = 3SE +/- 73.05, N = 324703195396828670053541. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Hackbench

Count: 8 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ProcessBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off50100150200250SE +/- 0.02, N = 3SE +/- 0.12, N = 3SE +/- 0.89, N = 3SE +/- 0.96, N = 3SE +/- 0.70, N = 349.6966.53144.24145.36208.001. (CC) gcc options: -lpthread

Hackbench

Count: 4 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 4 - Type: ProcessBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.01, N = 3SE +/- 0.14, N = 3SE +/- 0.33, N = 3SE +/- 0.36, N = 3SE +/- 0.54, N = 324.2031.7064.5165.4699.531. (CC) gcc options: -lpthread

Hackbench

Count: 4 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 4 - Type: ThreadBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.40, N = 3SE +/- 0.05, N = 3SE +/- 0.37, N = 3SE +/- 0.13, N = 3SE +/- 0.37, N = 326.0232.8467.6767.7299.251. (CC) gcc options: -lpthread

Hackbench

Count: 1 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 1 - Type: ProcessBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off612182430SE +/- 0.01, N = 3SE +/- 0.09, N = 10SE +/- 0.07, N = 3SE +/- 0.02, N = 3SE +/- 0.36, N = 36.287.9615.7415.8223.611. (CC) gcc options: -lpthread

Hackbench

Count: 1 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 1 - Type: ThreadBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off612182430SE +/- 0.08, N = 3SE +/- 0.06, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.14, N = 36.828.2416.3016.5724.711. (CC) gcc options: -lpthread

Hackbench

Count: 16 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 16 - Type: ThreadBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off80160240320400SE +/- 0.08, N = 3SE +/- 0.80, N = 3SE +/- 4.12, N = 9SE +/- 0.91, N = 3SE +/- 4.79, N = 91071342993043861. (CC) gcc options: -lpthread

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off4080120160200SE +/- 0.11, N = 3SE +/- 0.19, N = 3SE +/- 0.97, N = 3SE +/- 1.27, N = 3SE +/- 0.63, N = 351.0968.60138.09142.61177.991. (CC) gcc options: -lpthread

Hackbench

Count: 16 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 16 - Type: ProcessBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off80160240320400SE +/- 0.48, N = 3SE +/- 0.46, N = 3SE +/- 2.40, N = 3SE +/- 1.35, N = 3SE +/- 3.47, N = 31071353013013591. (CC) gcc options: -lpthread

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 2.22, N = 12SE +/- 0.29, N = 3SE +/- 0.44, N = 3SE +/- 0.58, N = 3SE +/- 0.55, N = 3125.0071.0741.2739.9339.53

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 0.64, N = 3SE +/- 0.84, N = 3SE +/- 0.73, N = 3SE +/- 0.19, N = 3122.0043.8741.9739.6339.57

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off7K14K21K28K35KSE +/- 552.31, N = 12SE +/- 88.19, N = 3SE +/- 33.33, N = 3SE +/- 150.00, N = 2SE +/- 150.00, N = 23193318267103671035010250

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off6K12K18K24K30KSE +/- 417.61, N = 5SE +/- 66.67, N = 3SE +/- 66.67, N = 329480104671006710000

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off20406080100SE +/- 1.33, N = 3SE +/- 0.26, N = 3SE +/- 0.19, N = 3SE +/- 0.48, N = 3SE +/- 0.13, N = 3109.0045.1742.7341.7739.03

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off6K12K18K24K30KSE +/- 371.18, N = 3SE +/- 33.33, N = 3SE +/- 100.00, N = 327833109331070010100

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off5K10K15K20K25KSE +/- 392.99, N = 3SE +/- 88.19, N = 3SE +/- 152.75, N = 32536711567105001010010000

Sockperf

Test: Latency Ping Pong

OpenBenchmarking.orgusec, Fewer Is BetterSockperf 3.4Test: Latency Ping PongBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On48121620SE +/- 0.01, N = 5SE +/- 0.06, N = 5SE +/- 0.02, N = 5SE +/- 0.05, N = 5SE +/- 0.03, N = 56.256.3714.8315.0815.621. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Stress-NG

Test: Semaphores

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: SemaphoresBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off2M4M6M8M10MSE +/- 98097.44, N = 3SE +/- 7343.60, N = 3SE +/- 18110.01, N = 3SE +/- 62962.36, N = 5SE +/- 19820.08, N = 3791049460447414448708416848832432151. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Sockperf

Test: Latency Under Load

OpenBenchmarking.orgusec, Fewer Is BetterSockperf 3.4Test: Latency Under LoadBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On48121620SE +/- 0.08, N = 5SE +/- 0.10, N = 20SE +/- 0.21, N = 5SE +/- 0.22, N = 5SE +/- 0.19, N = 107.738.1216.3216.6517.641. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Compile Bench

Test: Compile

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: CompileXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 2.32, N = 4SE +/- 1.05, N = 3SE +/- 1.33, N = 9SE +/- 1.28, N = 9SE +/- 0.81, N = 3149.4869.1567.6266.4365.98

Memcached mcperf

Method: Append

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: AppendBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On8K16K24K32K40KSE +/- 69.14, N = 3SE +/- 45.44, N = 3SE +/- 31.75, N = 3SE +/- 11.17, N = 3381733793418195180971. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Replace

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: ReplaceBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On8K16K24K32K40KSE +/- 180.83, N = 3SE +/- 248.19, N = 3SE +/- 24.79, N = 3SE +/- 16.09, N = 3379873794618333181501. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Add

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: AddBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On8K16K24K32K40KSE +/- 37.12, N = 3SE +/- 152.78, N = 3SE +/- 15.94, N = 3SE +/- 34.52, N = 3363303592017692175221. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Set

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: SetBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On8K16K24K32K40KSE +/- 117.26, N = 3SE +/- 402.08, N = 3SE +/- 29.90, N = 3SE +/- 24.17, N = 3361863532917699175001. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Get

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: GetBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On12K24K36K48K60KSE +/- 222.95, N = 3SE +/- 145.73, N = 3SE +/- 30.63, N = 3SE +/- 69.50, N = 3580825776328986282741. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Delete

OpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: DeleteBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On12K24K36K48K60KSE +/- 123.42, N = 3SE +/- 41.16, N = 3SE +/- 154.11, N = 3SE +/- 173.82, N = 3569665654628613278051. (CC) gcc options: -O2 -lm -rdynamic

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page ServingBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On4K8K12K16K20KSE +/- 47.32, N = 3SE +/- 24.15, N = 3SE +/- 73.38, N = 3SE +/- 12.19, N = 3SE +/- 45.37, N = 3169481330011538871684371. (CC) gcc options: -shared -fPIC -O2 -pthread

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On7K14K21K28K35KSE +/- 33.33, N = 3SE +/- 88.19, N = 3SE +/- 66.67, N = 3SE +/- 333.33, N = 332767172671706716333

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.33, N = 3SE +/- 0.17, N = 3SE +/- 0.03, N = 3SE +/- 0.41, N = 3SE +/- 0.26, N = 3131.0077.9367.6367.0366.37

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.33, N = 3SE +/- 0.15, N = 3SE +/- 0.30, N = 3SE +/- 0.33, N = 3SE +/- 0.87, N = 3130.0076.4066.8066.4765.90

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Write - Size Per Thread: 32MB - Thread Count: 32Xen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On0.23850.4770.71550.9541.1925SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 61.060.730.710.670.541. (CC) gcc options: -O2

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off7K14K21K28K35KSE +/- 120.19, N = 3SE +/- 416.33, N = 3SE +/- 366.67, N = 3SE +/- 352.77, N = 332533168001673316667

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off306090120150SE +/- 1.33, N = 3SE +/- 0.15, N = 3SE +/- 0.15, N = 3SE +/- 0.22, N = 3SE +/- 0.03, N = 3129.0077.5067.4066.9766.37

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off306090120150SE +/- 0.35, N = 3SE +/- 0.33, N = 3SE +/- 0.29, N = 3SE +/- 0.25, N = 3128.0077.3367.3367.2366.80

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off306090120150SE +/- 1.53, N = 3SE +/- 1.17, N = 3SE +/- 0.26, N = 3SE +/- 0.40, N = 3SE +/- 0.65, N = 3132.0077.5068.7068.4068.23

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off306090120150SE +/- 0.33, N = 3SE +/- 0.12, N = 3SE +/- 0.21, N = 3SE +/- 0.17, N = 3SE +/- 0.35, N = 3128.0077.7367.3066.5066.40

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.12, N = 3SE +/- 0.06, N = 3SE +/- 0.21, N = 3SE +/- 0.09, N = 3128.0076.7067.0066.6066.23

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.58, N = 3SE +/- 0.37, N = 3SE +/- 0.03, N = 3SE +/- 0.32, N = 3SE +/- 0.32, N = 3130.0077.2767.6367.2767.27

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off306090120150SE +/- 0.58, N = 3SE +/- 0.33, N = 3SE +/- 0.12, N = 3SE +/- 0.15, N = 3SE +/- 0.09, N = 3128.0077.0767.8067.7067.57

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On7K14K21K28K35KSE +/- 57.74, N = 3SE +/- 33.33, N = 3SE +/- 66.67, N = 3SE +/- 115.47, N = 3SE +/- 176.38, N = 33270019867172331700016967

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.32, N = 3SE +/- 0.47, N = 3SE +/- 0.34, N = 3SE +/- 0.51, N = 3128.0077.8067.2067.1766.60

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.47, N = 3SE +/- 0.32, N = 3SE +/- 0.12, N = 3SE +/- 0.00, N = 3127.0076.6366.2766.2366.20

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On7K14K21K28K35KSE +/- 208.17, N = 3SE +/- 100.00, N = 3SE +/- 120.19, N = 332600173001703317000

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.67, N = 3SE +/- 0.72, N = 3SE +/- 0.15, N = 3SE +/- 0.30, N = 3SE +/- 0.30, N = 3127.0074.8766.7066.3366.33

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 1.33, N = 3SE +/- 0.27, N = 3SE +/- 0.33, N = 3SE +/- 0.15, N = 3SE +/- 0.34, N = 3127.0076.5766.9366.9066.43

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 0.88, N = 3SE +/- 0.46, N = 3SE +/- 0.26, N = 3SE +/- 0.28, N = 3SE +/- 0.12, N = 3127.0076.9067.1066.9366.47

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off7K14K21K28K35KSE +/- 57.74, N = 3SE +/- 88.19, N = 3SE +/- 57.74, N = 3SE +/- 33.33, N = 3SE +/- 88.19, N = 33260019767172001713317067

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 1.20, N = 3SE +/- 0.44, N = 3SE +/- 0.07, N = 3SE +/- 0.46, N = 3129.0076.5767.9767.7767.67

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 0.67, N = 3SE +/- 0.31, N = 3SE +/- 0.13, N = 3SE +/- 0.24, N = 3SE +/- 0.56, N = 3127.0077.3067.4367.3766.83

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off306090120150SE +/- 0.72, N = 3SE +/- 0.31, N = 3SE +/- 0.15, N = 3SE +/- 0.43, N = 3129.0077.5768.9068.3368.03

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off7K14K21K28K35KSE +/- 100.00, N = 3SE +/- 88.19, N = 3SE +/- 33.33, N = 3SE +/- 33.33, N = 33280019733173671733317300

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.67, N = 3SE +/- 0.76, N = 3SE +/- 0.20, N = 3SE +/- 0.03, N = 3SE +/- 0.27, N = 3129.0076.9768.8768.5768.27

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.88, N = 3SE +/- 0.42, N = 3SE +/- 0.88, N = 3SE +/- 0.54, N = 3SE +/- 0.40, N = 3141.0085.8075.7775.4775.40

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off306090120150SE +/- 2.00, N = 3SE +/- 1.29, N = 3SE +/- 0.31, N = 3SE +/- 0.23, N = 3SE +/- 0.25, N = 3125.0073.3767.6067.0767.00

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off306090120150SE +/- 0.32, N = 3SE +/- 0.25, N = 3SE +/- 0.18, N = 3SE +/- 0.39, N = 3139.0085.5376.4075.8375.23

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.09, N = 3SE +/- 0.12, N = 3SE +/- 0.26, N = 3SE +/- 0.33, N = 3141.0086.8777.4777.4077.13

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off20406080100SE +/- 0.58, N = 3SE +/- 0.47, N = 3SE +/- 0.36, N = 3SE +/- 0.20, N = 3SE +/- 0.67, N = 10110.0069.8063.9063.1060.37

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 1.22, N = 3SE +/- 0.07, N = 3SE +/- 0.38, N = 3SE +/- 0.21, N = 3139.0085.4376.8376.4776.40

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off306090120150SE +/- 0.87, N = 3SE +/- 0.21, N = 3SE +/- 0.39, N = 3SE +/- 0.42, N = 3141.0087.6078.1078.0777.90

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off20406080100SE +/- 0.58, N = 3SE +/- 0.68, N = 11SE +/- 0.19, N = 3SE +/- 0.17, N = 3SE +/- 0.50, N = 3105.0065.6759.2759.2059.00

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On20406080100SE +/- 1.04, N = 3SE +/- 1.31, N = 3SE +/- 0.19, N = 3SE +/- 0.19, N = 3SE +/- 0.86, N = 5101.5065.4059.1759.1757.14

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.47, N = 3SE +/- 0.42, N = 3SE +/- 0.38, N = 3SE +/- 0.12, N = 3139.0089.9379.7079.5779.37

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 2.00, N = 3SE +/- 0.35, N = 3SE +/- 0.23, N = 3SE +/- 0.38, N = 3SE +/- 0.18, N = 3117.0072.8067.2367.1366.87

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off20406080100SE +/- 0.71, N = 3SE +/- 0.27, N = 3SE +/- 1.15, N = 3SE +/- 0.88, N = 5SE +/- 0.85, N = 495.9761.6757.4757.0856.88

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On20406080100SE +/- 0.45, N = 3SE +/- 0.83, N = 4SE +/- 0.80, N = 4SE +/- 0.72, N = 3SE +/- 0.79, N = 377.4052.5347.1346.4046.23

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 0.29, N = 3SE +/- 0.24, N = 3SE +/- 0.21, N = 3SE +/- 0.37, N = 3115.0076.4769.4769.2068.73

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off306090120150SE +/- 0.33, N = 3SE +/- 0.20, N = 3SE +/- 0.26, N = 3SE +/- 0.79, N = 12116.0079.1371.9071.4070.03

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off20406080100SE +/- 1.13, N = 3SE +/- 0.17, N = 3SE +/- 0.26, N = 3SE +/- 0.55, N = 3108.0075.0366.7766.6066.57

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On20406080100SE +/- 0.59, N = 3SE +/- 0.31, N = 3SE +/- 0.12, N = 3SE +/- 0.42, N = 3109.0077.1767.1067.0366.83

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off6K12K18K24K30KSE +/- 145.30, N = 3SE +/- 88.19, N = 3SE +/- 202.76, N = 327233171001703316733

Stress-NG

Test: Memory Copying

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Memory CopyingBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On2004006008001000SE +/- 5.31, N = 3SE +/- 1.20, N = 3SE +/- 6.83, N = 3SE +/- 6.80, N = 3SE +/- 7.44, N = 39088795635605581. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off6K12K18K24K30KSE +/- 120.19, N = 3SE +/- 305.51, N = 3SE +/- 88.19, N = 3SE +/- 120.19, N = 3SE +/- 120.19, N = 32766719200170671703317033

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off20406080100SE +/- 1.45, N = 3SE +/- 0.43, N = 3SE +/- 1.03, N = 12SE +/- 0.90, N = 3SE +/- 1.19, N = 3105.0070.9766.3265.6064.70

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.88, N = 3SE +/- 0.44, N = 3SE +/- 0.15, N = 3SE +/- 0.20, N = 3SE +/- 0.42, N = 3108.0076.7067.2767.0066.83

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off20406080100SE +/- 1.67, N = 3SE +/- 0.38, N = 3SE +/- 0.90, N = 12SE +/- 0.71, N = 3SE +/- 0.42, N = 3106.0071.5067.9666.8766.30

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On1122334455SE +/- 0.42, N = 3SE +/- 0.44, N = 3SE +/- 0.09, N = 3SE +/- 0.15, N = 3SE +/- 0.09, N = 350.9048.8738.1738.0333.73

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On20406080100SE +/- 1.44, N = 12SE +/- 0.40, N = 3SE +/- 0.30, N = 3SE +/- 0.36, N = 3SE +/- 0.62, N = 3108.0077.8070.7070.7070.17

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On1122334455SE +/- 0.88, N = 12SE +/- 0.74, N = 12SE +/- 0.15, N = 3SE +/- 0.30, N = 3SE +/- 0.12, N = 347.6843.9237.9037.9031.70

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 16.02Compress Speed TestBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off4K8K12K16K20KSE +/- 30.37, N = 3SE +/- 154.08, N = 3SE +/- 258.16, N = 4SE +/- 4.62, N = 3SE +/- 8.29, N = 316692149631475311600111901. (CXX) g++ options: -pipe -lpthread

Timed Linux Kernel Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 4.18Time To CompileBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off90180270360450SE +/- 1.65, N = 3SE +/- 1.98, N = 3SE +/- 1.63, N = 3SE +/- 2.46, N = 3SE +/- 2.17, N = 3271328329330404

Sockperf

Test: Throughput

OpenBenchmarking.orgMessages Per Second, More Is BetterSockperf 3.4Test: ThroughputBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On50K100K150K200K250KSE +/- 307.96, N = 5SE +/- 2806.66, N = 6SE +/- 851.50, N = 5SE +/- 1768.68, N = 5SE +/- 1258.83, N = 52161432077071479951455651450191. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off1530456075SE +/- 1.05, N = 3SE +/- 0.82, N = 3SE +/- 0.20, N = 3SE +/- 0.38, N = 3SE +/- 0.21, N = 369.3050.8747.7046.9046.80

m-queens

Time To Solve

OpenBenchmarking.orgSeconds, Fewer Is Betterm-queens 1.2Time To SolveBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off90180270360450SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.14, N = 3SE +/- 0.19, N = 32922922924254261. (CXX) g++ options: -fopenmp -O2 -march=native

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On3K6K9K12K15KSE +/- 100.00, N = 3SE +/- 33.33, N = 3SE +/- 300.00, N = 3SE +/- 300.00, N = 31490014800128331230010300

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OffBaremetal, SMT On1122334455SE +/- 0.59, N = 12SE +/- 0.09, N = 3SE +/- 0.13, N = 3SE +/- 0.12, N = 3SE +/- 0.32, N = 349.8635.4335.3735.2334.50

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off1224364860SE +/- 0.06, N = 3SE +/- 0.26, N = 3SE +/- 0.09, N = 3SE +/- 0.33, N = 3SE +/- 0.18, N = 352.2039.3736.6336.3736.23

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Write - Size Per Thread: 32MB - Thread Count: 16Baremetal, SMT OffXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On0.14180.28360.42540.56720.709SE +/- 0.01, N = 9SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 30.630.620.580.570.441. (CC) gcc options: -O2

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On1122334455SE +/- 0.60, N = 3SE +/- 0.42, N = 3SE +/- 0.07, N = 3SE +/- 0.40, N = 3SE +/- 0.37, N = 1249.2037.7035.1334.7034.57

Parboil

Test: OpenMP Stencil

OpenBenchmarking.orgSeconds, Fewer Is BetterParboil 2.5Test: OpenMP StencilXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OnBaremetal, SMT Off1224364860SE +/- 0.14, N = 3SE +/- 0.19, N = 3SE +/- 0.41, N = 3SE +/- 0.10, N = 3SE +/- 0.10, N = 336.9437.2942.6851.4152.411. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off1122334455SE +/- 0.19, N = 3SE +/- 0.45, N = 3SE +/- 0.15, N = 3SE +/- 0.38, N = 3SE +/- 0.44, N = 350.5737.3736.1035.9335.70

Timed PHP Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 7.1.9Time To CompileBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off50100150200250SE +/- 0.26, N = 3SE +/- 0.56, N = 3SE +/- 0.82, N = 3SE +/- 0.10, N = 3SE +/- 0.12, N = 31481721751802091. (CC) gcc options: -O2 -pedantic -ldl -lz -lm

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On3K6K9K12K15KSE +/- 33.33, N = 3SE +/- 66.67, N = 3SE +/- 33.33, N = 3SE +/- 300.00, N = 314833128331276710600

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On1122334455SE +/- 0.18, N = 3SE +/- 0.27, N = 3SE +/- 0.24, N = 3SE +/- 0.19, N = 3SE +/- 0.12, N = 350.0338.9336.5736.4735.97

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Write - Size Per Thread: 32MB - Thread Count: 32Baremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On1.12732.25463.38194.50925.6365SE +/- 0.09, N = 3SE +/- 0.05, N = 3SE +/- 0.06, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 35.014.994.764.693.611. (CC) gcc options: -O2

Stress-NG

Test: Bsearch

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: BsearchXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off400800120016002000SE +/- 0.68, N = 3SE +/- 0.99, N = 3SE +/- 0.92, N = 3SE +/- 2.69, N = 3SE +/- 1.77, N = 3186318491846135313451. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On3K6K9K12K15KSE +/- 33.33, N = 3SE +/- 57.74, N = 3SE +/- 176.38, N = 3SE +/- 33.33, N = 31473314700127001253310733

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On1326395265SE +/- 0.15, N = 3SE +/- 0.56, N = 3SE +/- 0.18, N = 3SE +/- 0.79, N = 4SE +/- 0.36, N = 357.6057.1049.6349.2342.10

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On1326395265SE +/- 0.42, N = 3SE +/- 0.07, N = 3SE +/- 0.13, N = 3SE +/- 0.15, N = 3SE +/- 0.06, N = 358.3357.9750.5750.2042.80

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On5K10K15K20K25KSE +/- 33.33, N = 3SE +/- 33.33, N = 3SE +/- 100.00, N = 3SE +/- 88.19, N = 3SE +/- 266.67, N = 32246719567169001683316533

Rodinia

Test: OpenMP CFD Solver

OpenBenchmarking.orgSeconds, Fewer Is BetterRodinia 2.4Test: OpenMP CFD SolverBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 0.59, N = 3SE +/- 0.06, N = 3SE +/- 0.04, N = 3SE +/- 0.32, N = 3SE +/- 0.07, N = 390.8693.5696.19120.97122.971. (CXX) g++ options: -O2 -lOpenCL

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.13, N = 3SE +/- 0.10, N = 3SE +/- 0.44, N = 3SE +/- 0.34, N = 3SE +/- 0.36, N = 387.8776.6066.2766.1365.90

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off5K10K15K20K25KSE +/- 33.33, N = 3SE +/- 88.19, N = 3SE +/- 120.19, N = 3SE +/- 120.19, N = 322467169331693316833

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffBaremetal, SMT On1122334455SE +/- 0.61, N = 3SE +/- 0.19, N = 3SE +/- 0.06, N = 3SE +/- 0.43, N = 3SE +/- 0.53, N = 350.3347.2746.9046.8338.00

asmFish

1024 Hash Memory, 26 Depth

OpenBenchmarking.orgNodes/second, More Is BetterasmFish 2018-07-231024 Hash Memory, 26 DepthBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off2M4M6M8M10MSE +/- 85609.14, N = 3SE +/- 53799.85, N = 3SE +/- 24937.93, N = 3SE +/- 46411.46, N = 3SE +/- 68984.01, N = 383228198257258814223463649426334532

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT On0.33530.67061.00591.34121.6765SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 9SE +/- 0.01, N = 3SE +/- 0.02, N = 31.491.181.171.161.14

Stockfish

Total Time

OpenBenchmarking.orgNodes Per Second, More Is BetterStockfish 9Total TimeBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off2M4M6M8M10MSE +/- 65514.13, N = 3SE +/- 5564.05, N = 3SE +/- 65830.14, N = 3SE +/- 25794.75, N = 3SE +/- 54375.08, N = 3794471876468297575661639490561388831. (CXX) g++ options: -m64 -lpthread -fno-exceptions -std=c++11 -pedantic -O3 -msse -msse3 -mpopcnt -flto

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off1.2962.5923.8885.1846.48SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.06, N = 12SE +/- 0.06, N = 5SE +/- 0.04, N = 35.764.674.504.484.46

Go Benchmarks

Test: garbage

OpenBenchmarking.orgNanoseconds/Operation, Fewer Is BetterGo BenchmarksTest: garbageBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off1.3M2.6M3.9M5.2M6.5MSE +/- 17087.95, N = 3SE +/- 6108.25, N = 3SE +/- 3712.31, N = 3SE +/- 18424.69, N = 3SE +/- 13855.53, N = 345602454602223460328157465795854407

Rodinia

Test: OpenMP LavaMD

OpenBenchmarking.orgSeconds, Fewer Is BetterRodinia 2.4Test: OpenMP LavaMDBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off4080120160200SE +/- 0.16, N = 3SE +/- 0.83, N = 3SE +/- 0.38, N = 3SE +/- 0.22, N = 3SE +/- 0.28, N = 31421451451821821. (CXX) g++ options: -O2 -lOpenCL

Redis

Test: GET

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: GETBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On300K600K900K1200K1500KSE +/- 22583.29, N = 6SE +/- 23230.65, N = 4SE +/- 5660.93, N = 3SE +/- 9768.13, N = 3SE +/- 16910.25, N = 3163289215065461407175133406813042231. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Stress-NG

Test: CPU Stress

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: CPU StressBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off2004006008001000SE +/- 15.17, N = 3SE +/- 3.50, N = 3SE +/- 10.94, N = 3SE +/- 0.45, N = 3SE +/- 4.98, N = 39829799678207851. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

TTSIOD 3D Renderer

Phong Rendering With Soft-Shadow Mapping

OpenBenchmarking.orgFPS, More Is BetterTTSIOD 3D Renderer 2.3bPhong Rendering With Soft-Shadow MappingBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off306090120150SE +/- 0.87, N = 3SE +/- 0.32, N = 3SE +/- 0.48, N = 3SE +/- 0.12, N = 3SE +/- 0.02, N = 31391371371141121. (CXX) g++ options: -O3 -fomit-frame-pointer -ffast-math -mtune=native -flto -msse -mrecip -mfpmath=sse -msse2 -mssse3 -lSDL -lpthread -fopenmp -fwhole-program -lstdc++

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On0.25650.5130.76951.0261.2825SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 121.141.141.121.110.93

Stress-NG

Test: Tsearch

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: TsearchBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off1530456075SE +/- 0.03, N = 3SE +/- 0.05, N = 3SE +/- 0.08, N = 3SE +/- 0.21, N = 3SE +/- 0.04, N = 365.5364.7764.6954.1653.681. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Hsearch

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: HsearchBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off3K6K9K12K15KSE +/- 35.70, N = 3SE +/- 17.10, N = 3SE +/- 59.50, N = 3SE +/- 25.71, N = 3SE +/- 41.43, N = 315318153071520712607125911. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On0.97651.9532.92953.9064.8825SE +/- 0.03, N = 3SE +/- 0.04, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 34.344.264.244.063.59

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On0.26780.53560.80341.07121.339SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 4SE +/- 0.01, N = 121.191.181.181.140.99

Timed HMMer Search

Pfam Database Search

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off48121620SE +/- 0.15, N = 9SE +/- 0.10, N = 3SE +/- 0.12, N = 3SE +/- 0.14, N = 3SE +/- 0.20, N = 313.8914.0214.0516.1016.461. (CC) gcc options: -O2 -pthread -lhmmer -lsquid -lm

GraphicsMagick

Operation: Rotate

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.30Operation: RotateBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On306090120150SE +/- 0.33, N = 31431431221221211. (CC) gcc options: -fopenmp -O2 -pthread -lfreetype -ljpeg -lpng16 -lXext -lX11 -lbz2 -ldl -llzma -lz -lm -lgomp -lpthread

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OnBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On0.98331.96662.94993.93324.9165SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 124.374.364.334.293.70

x265

H.265 1080p Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.0H.265 1080p Video EncodingBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off3691215SE +/- 0.04, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.01, N = 39.339.299.248.127.991. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma

Stress-NG

Test: Glibc C String Functions

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Glibc C String FunctionsBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off30K60K90K120K150KSE +/- 2429.30, N = 3SE +/- 2948.27, N = 3SE +/- 348.91, N = 3SE +/- 2769.44, N = 3SE +/- 1643.18, N = 31591481552181515621406151373051. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On0.24980.49960.74940.99921.249SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 5SE +/- 0.00, N = 3SE +/- 0.01, N = 31.111.111.101.070.96

Redis

Test: SADD

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: SADDBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off300K600K900K1200K1500KSE +/- 18341.98, N = 3SE +/- 5146.73, N = 3SE +/- 3058.95, N = 3SE +/- 13407.60, N = 3SE +/- 13312.85, N = 3132443013164071181583116130311488571. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT On1122334455SE +/- 0.24, N = 3SE +/- 0.10, N = 3SE +/- 0.06, N = 3SE +/- 0.63, N = 6SE +/- 0.15, N = 348.6348.5047.9047.2542.37

Parboil

Test: OpenMP MRI Gridding

OpenBenchmarking.orgSeconds, Fewer Is BetterParboil 2.5Test: OpenMP MRI GriddingBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On918273645SE +/- 0.28, N = 3SE +/- 0.23, N = 3SE +/- 0.20, N = 3SE +/- 0.13, N = 3SE +/- 0.23, N = 333.9534.3738.4138.7138.911. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.43, N = 3SE +/- 1.09, N = 3SE +/- 0.40, N = 3SE +/- 0.48, N = 3SE +/- 0.49, N = 375.0772.5766.4066.3765.53

Stress-NG

Test: Glibc Qsort Data Sorting

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Glibc Qsort Data SortingXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off816243240SE +/- 0.03, N = 3SE +/- 0.05, N = 3SE +/- 0.55, N = 3SE +/- 0.05, N = 3SE +/- 0.14, N = 334.8934.8634.0330.7630.541. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Redis

Test: LPUSH

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: LPUSHBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On200K400K600K800K1000KSE +/- 10223.12, N = 3SE +/- 19623.07, N = 3SE +/- 8957.50, N = 3SE +/- 17000.65, N = 3SE +/- 7097.12, N = 39815659722848880198770728616901. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On1.05752.1153.17254.235.2875SE +/- 0.08, N = 3SE +/- 0.05, N = 3SE +/- 0.03, N = 3SE +/- 0.07, N = 3SE +/- 0.05, N = 34.704.604.574.474.13

Go Benchmarks

Test: json

OpenBenchmarking.orgNanoseconds/Operation, Fewer Is BetterGo BenchmarksTest: jsonBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off6M12M18M24M30MSE +/- 37025.23, N = 3SE +/- 84094.49, N = 3SE +/- 379734.01, N = 4SE +/- 37794.01, N = 3SE +/- 15861.28, N = 32395668424251902245269972668219026901563

Redis

Test: SET

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: SETBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off200K400K600K800K1000KSE +/- 8428.48, N = 3SE +/- 5030.92, N = 3SE +/- 8416.83, N = 3SE +/- 3354.82, N = 3SE +/- 4712.57, N = 3114691311424661038198102741910246341. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On0.58951.1791.76852.3582.9475SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 102.622.492.402.362.35

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off0.1530.3060.4590.6120.765SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 30.680.630.630.620.61

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off0.5941.1881.7822.3762.97SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.05, N = 32.642.542.402.392.38

GraphicsMagick

Operation: Resizing

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.30Operation: ResizingBaremetal, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 0.33, N = 31221211111111101. (CC) gcc options: -fopenmp -O2 -pthread -lfreetype -ljpeg -lpng16 -lXext -lX11 -lbz2 -ldl -llzma -lz -lm -lgomp -lpthread

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On0.58731.17461.76192.34922.9365SE +/- 0.01, N = 3SE +/- 0.03, N = 12SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.02, N = 32.612.412.392.382.36

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off0.60081.20161.80242.40323.004SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 32.672.532.442.422.42

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On0.15080.30160.45240.60320.754SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 30.670.650.620.610.61

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off0.15080.30160.45240.60320.754SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 30.670.630.610.610.61

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off0.1530.3060.4590.6120.765SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 12SE +/- 0.00, N = 30.680.640.620.620.62

GraphicsMagick

Operation: Sharpen

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.30Operation: SharpenBaremetal, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off132639526557555454521. (CC) gcc options: -fopenmp -O2 -pthread -lfreetype -ljpeg -lpng16 -lXext -lX11 -lbz2 -ldl -llzma -lz -lm -lgomp -lpthread

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT On1632486480SE +/- 1.07, N = 4SE +/- 0.72, N = 3SE +/- 0.38, N = 3SE +/- 0.57, N = 3SE +/- 0.33, N = 372.3071.9766.2766.1365.97

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On0.5941.1881.7822.3762.97SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 32.642.512.452.432.41

Blender

Blend File: Pabellon Barcelona - Compute: CPU-Only

OpenBenchmarking.orgSeconds, Fewer Is BetterBlender 2.79aBlend File: Pabellon Barcelona - Compute: CPU-OnlyBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On6001200180024003000287530053010

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffBaremetal, SMT On3K6K9K12K15KSE +/- 33.33, N = 3SE +/- 33.33, N = 31286712567

VP9 libvpx Encoding

vpxenc VP9 1080p Video Encode

OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.8.0vpxenc VP9 1080p Video EncodeBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On3691215SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 311.2511.2211.0211.0010.991. (CXX) g++ options: -m64 -lm -lpthread -O3 -fPIC -U_FORTIFY_SOURCE -std=c++11

Stream

Type: Triad

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: TriadBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On2K4K6K8K10KSE +/- 3.78, N = 5SE +/- 6.68, N = 5SE +/- 6.69, N = 5SE +/- 3.45, N = 5SE +/- 6.46, N = 511601115141144911347113391. (CC) gcc options: -O3 -march=native -fopenmp

RAMspeed SMP

Type: Triad - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Triad - Benchmark: IntegerBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off2K4K6K8K10K10267102391020510198101331. (CC) gcc options: -O3 -march=native

Optcarrot

Optimized Benchmark

OpenBenchmarking.orgFPS, More Is BetterOptcarrotOptimized BenchmarkXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off1326395265SE +/- 0.10, N = 4SE +/- 0.63, N = 4SE +/- 0.37, N = 4SE +/- 0.21, N = 4SE +/- 0.19, N = 458.9458.8358.4458.4358.221. ruby 2.6.2p47 (2019-03-13 revision 67232) [x86_64-linux-gnu]

Netperf

Server: 192.168.0.30 - Test: TCP Stream - Client To Server - Duration: 10 Seconds

OpenBenchmarking.orgMegabits/sec Throughput, More Is BetterNetperf 2.7.0Server: 192.168.0.30 - Test: TCP Stream - Client To Server - Duration: 10 SecondsBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnBaremetal, SMT On150300450600750SE +/- 2.24, N = 3SE +/- 2.75, N = 3SE +/- 1.68, N = 3SE +/- 0.65, N = 3SE +/- 0.37, N = 37097077037027021. (CC) gcc options: -O3 -march=native -lm

Numpy Benchmark

OpenBenchmarking.orgNanoseconds, Fewer Is BetterNumpy BenchmarkBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On3M6M9M12M15M1171729111729044117304681178614711829589

Netperf

Server: 192.168.0.30 - Test: TCP Stream - Server To Client - Duration: 10 Seconds

OpenBenchmarking.orgMegabits/sec Throughput, More Is BetterNetperf 2.7.0Server: 192.168.0.30 - Test: TCP Stream - Server To Client - Duration: 10 SecondsXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffBaremetal, SMT On2004006008001000SE +/- 0.07, N = 3SE +/- 0.08, N = 3SE +/- 0.58, N = 3SE +/- 0.23, N = 3SE +/- 0.08, N = 38258258238218211. (CC) gcc options: -O3 -march=native -lm

PHPBench

PHP Benchmark Suite

OpenBenchmarking.orgScore, More Is BetterPHPBench 0.8.1PHP Benchmark SuiteBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT Off70K140K210K280K350KSE +/- 1563.53, N = 3SE +/- 1226.79, N = 3SE +/- 628.37, N = 3SE +/- 1679.01, N = 3SE +/- 501.93, N = 3339271338919338527338297337756

CacheBench

Test: Read / Modify / Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: Read / Modify / WriteBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On5K10K15K20K25KSE +/- 0.05, N = 3SE +/- 2.20, N = 3SE +/- 0.24, N = 3SE +/- 0.19, N = 3SE +/- 0.25, N = 321529215272151021510215091. (CC) gcc options: -lrt

CacheBench

Test: Read

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: ReadBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On5001000150020002500SE +/- 0.02, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3223922392237223722371. (CC) gcc options: -lrt

CacheBench

Test: Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: WriteBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off2K4K6K8K10KSE +/- 0.25, N = 3SE +/- 0.05, N = 3SE +/- 0.89, N = 3SE +/- 0.29, N = 3SE +/- 0.06, N = 310829108291082310820108201. (CC) gcc options: -lrt

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT Off3K6K9K12K15KSE +/- 360.56, N = 312700

iPerf

Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.1.3Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1Xen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OffBaremetal, SMT On20406080100SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 2SE +/- 0.00, N = 399.7099.7099.7099.7099.701. (CC) gcc options: -O3 -march=native -lm

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off7K14K21K28K35KSE +/- 670.46, N = 12SE +/- 120.19, N = 3SE +/- 166.67, N = 331217105671016710000

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT Off3K6K9K12K15KSE +/- 225.67, N = 1112173

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO Tester 3.13Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On3K6K9K12K15KSE +/- 261.41, N = 12SE +/- 195.79, N = 4SE +/- 179.57, N = 7SE +/- 88.19, N = 314300126001252910767

Stress-NG

Test: System V Message Passing

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: System V Message PassingBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off1.3M2.6M3.9M5.2M6.5MSE +/- 212991.71, N = 12SE +/- 300253.24, N = 9SE +/- 157716.82, N = 9SE +/- 127680.82, N = 12SE +/- 30411.45, N = 1259950654214104149331414321486069671. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Socket Activity

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Socket ActivityBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off5001000150020002500SE +/- 107.14, N = 12SE +/- 10.01, N = 3SE +/- 16.46, N = 8SE +/- 10.31, N = 3SE +/- 12.05, N = 325472290136313499391. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Lsearch

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: LsearchBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off816243240SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.18, N = 3SE +/- 0.04, N = 3SE +/- 1.23, N = 1034.9334.9234.7526.8525.591. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Redis

Test: LPOP

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: LPOPBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off400K800K1200K1600K2000KSE +/- 8671.51, N = 3SE +/- 17269.25, N = 3SE +/- 87843.72, N = 9SE +/- 2775.16, N = 3SE +/- 7826.58, N = 31733189146524710141629285229111571. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Parallel BZIP2 Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.12256MB File CompressionBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off48121620SE +/- 0.45, N = 12SE +/- 0.22, N = 12SE +/- 0.44, N = 12SE +/- 0.61, N = 12SE +/- 0.59, N = 1213.4013.5416.1717.5617.991. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2018-09-25H.264 Video EncodingBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off510152025SE +/- 0.45, N = 12SE +/- 0.20, N = 3SE +/- 0.28, N = 3SE +/- 0.36, N = 12SE +/- 0.11, N = 319.9819.2716.7215.1412.101. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize

Go Benchmarks

Test: build

OpenBenchmarking.orgNanoseconds/Operation, Fewer Is BetterGo BenchmarksTest: buildBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On8000M16000M24000M32000M40000MSE +/- 929583010.39, N = 12SE +/- 1322899252.04, N = 12SE +/- 1448983737.85, N = 12SE +/- 794478745.31, N = 12SE +/- 1060333694.66, N = 122982187791330837627125350778944983534584201635794058970

Netperf

Server: 192.168.0.30 - Test: UDP Request Response - Duration: 10 Seconds

OpenBenchmarking.orgTransaction Rate Per Second, More Is BetterNetperf 2.7.0Server: 192.168.0.30 - Test: UDP Request Response - Duration: 10 SecondsBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off140280420560700SE +/- 9.84, N = 3SE +/- 8.75, N = 3SE +/- 5.62, N = 12SE +/- 16.79, N = 12SE +/- 5.13, N = 126276174633493241. (CC) gcc options: -O3 -march=native -lm

Netperf

Server: 192.168.0.30 - Test: TCP Request Response - Duration: 10 Seconds

OpenBenchmarking.orgTransaction Rate Per Second, More Is BetterNetperf 2.7.0Server: 192.168.0.30 - Test: TCP Request Response - Duration: 10 SecondsBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off110220330440550SE +/- 3.03, N = 3SE +/- 5.04, N = 3SE +/- 7.78, N = 12SE +/- 14.31, N = 10SE +/- 6.58, N = 125105053662322171. (CC) gcc options: -O3 -march=native -lm

iPerf

Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 10

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.1.3Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 10Baremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off130260390520650SE +/- 100.49, N = 13SE +/- 113.68, N = 12SE +/- 113.36, N = 12SE +/- 113.32, N = 12SE +/- 113.32, N = 126064614604594591. (CC) gcc options: -O3 -march=native -lm

iPerf

Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 10

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.1.3Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 10Baremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT Off110220330440550SE +/- 108.54, N = 13SE +/- 113.70, N = 12SE +/- 113.41, N = 12SE +/- 113.25, N = 12SE +/- 113.29, N = 124904614604594591. (CC) gcc options: -O3 -march=native -lm

iPerf

Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.1.3Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 5Baremetal, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off140280420560700SE +/- 89.28, N = 13SE +/- 94.10, N = 13SE +/- 99.17, N = 12SE +/- 96.15, N = 13SE +/- 100.60, N = 126315795565275011. (CC) gcc options: -O3 -march=native -lm

iPerf

Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.1.3Server Address: 192.168.0.30 - Server Port: 5201 - Duration: 30 Seconds - Test: UDP - 100Mbit Objective - Parallel: 5Baremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On80160240320400SE +/- 56.86, N = 12SE +/- 57.57, N = 13SE +/- 57.57, N = 13SE +/- 60.31, N = 12SE +/- 60.31, N = 123673153153003001. (CC) gcc options: -O3 -march=native -lm

Compile Bench

Test: Read Compiled Tree

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Read Compiled TreeBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On110220330440550SE +/- 38.13, N = 3SE +/- 31.12, N = 3SE +/- 11.94, N = 3SE +/- 2.65, N = 3SE +/- 112.07, N = 3497467373340274

Compile Bench

Test: Initial Create

OpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Initial CreateXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT Off1122334455SE +/- 2.35, N = 3SE +/- 9.62, N = 3SE +/- 7.81, N = 3SE +/- 7.84, N = 3SE +/- 7.62, N = 349.0829.2427.9227.3527.32

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Write - Size Per Thread: 32MB - Thread Count: 16Baremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On1.03282.06563.09844.13125.164SE +/- 0.08, N = 3SE +/- 0.07, N = 9SE +/- 0.02, N = 3SE +/- 0.11, N = 9SE +/- 0.04, N = 64.594.304.304.152.681. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Write - Size Per Thread: 32MB - Thread Count: 8Baremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On0.79651.5932.38953.1863.9825SE +/- 0.09, N = 7SE +/- 0.07, N = 9SE +/- 0.11, N = 9SE +/- 0.15, N = 9SE +/- 0.03, N = 33.543.513.403.381.751. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Write - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Write - Size Per Thread: 32MB - Thread Count: 4Baremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On0.6121.2241.8362.4483.06SE +/- 0.16, N = 6SE +/- 0.05, N = 4SE +/- 0.10, N = 9SE +/- 0.04, N = 3SE +/- 0.01, N = 32.722.692.432.071.121. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Read - Size Per Thread: 32MB - Thread Count: 32Baremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On5K10K15K20K25KSE +/- 2651.67, N = 9SE +/- 1319.51, N = 9SE +/- 2903.95, N = 9SE +/- 1327.44, N = 6SE +/- 415.43, N = 92237519318166451601077241. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Read - Size Per Thread: 32MB - Thread Count: 16Xen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On3K6K9K12K15KSE +/- 604.31, N = 6SE +/- 1707.89, N = 6SE +/- 1006.37, N = 9SE +/- 954.20, N = 6SE +/- 298.81, N = 9142381261711467831357301. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Read - Size Per Thread: 32MB - Thread Count: 8Xen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On2K4K6K8K10KSE +/- 417.52, N = 6SE +/- 156.53, N = 3SE +/- 567.56, N = 9SE +/- 670.41, N = 9SE +/- 293.36, N = 6987179306374574830201. (CC) gcc options: -O2

Threaded I/O Tester

Test: Random Read - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Random Read - Size Per Thread: 32MB - Thread Count: 4Baremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On11002200330044005500SE +/- 548.38, N = 6SE +/- 60.84, N = 3SE +/- 556.37, N = 9SE +/- 377.58, N = 6SE +/- 48.51, N = 9526052583650274820481. (CC) gcc options: -O2

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Write - Size Per Thread: 32MB - Thread Count: 8Baremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT On0.12150.2430.36450.4860.6075SE +/- 0.00, N = 3SE +/- 0.01, N = 9SE +/- 0.01, N = 6SE +/- 0.00, N = 3SE +/- 0.00, N = 90.540.500.490.360.321. (CC) gcc options: -O2

Threaded I/O Tester

Test: Write - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Write - Size Per Thread: 32MB - Thread Count: 4Baremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On0.09680.19360.29040.38720.484SE +/- 0.01, N = 9SE +/- 0.01, N = 9SE +/- 0.01, N = 9SE +/- 0.00, N = 3SE +/- 0.00, N = 30.430.420.350.240.181. (CC) gcc options: -O2

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 32

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Read - Size Per Thread: 32MB - Thread Count: 32Baremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On2K4K6K8K10KSE +/- 690.28, N = 9SE +/- 962.94, N = 9SE +/- 676.51, N = 9SE +/- 311.38, N = 6SE +/- 268.91, N = 61047387937229605841311. (CC) gcc options: -O2

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 16

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Read - Size Per Thread: 32MB - Thread Count: 16Baremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On2K4K6K8K10KSE +/- 855.11, N = 9SE +/- 668.84, N = 9SE +/- 688.21, N = 6SE +/- 281.99, N = 9SE +/- 91.32, N = 9781671997149614427701. (CC) gcc options: -O2

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 8

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Read - Size Per Thread: 32MB - Thread Count: 8Baremetal, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, patched, gran=thread, SMT On16003200480064008000SE +/- 395.09, N = 9SE +/- 549.70, N = 9SE +/- 295.92, N = 6SE +/- 489.68, N = 6SE +/- 93.67, N = 9730456635226483221831. (CC) gcc options: -O2

Threaded I/O Tester

Test: Read - Size Per Thread: 32MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 20170503Test: Read - Size Per Thread: 32MB - Thread Count: 4Baremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On11002200330044005500SE +/- 233.06, N = 9SE +/- 166.37, N = 9SE +/- 151.21, N = 9SE +/- 421.45, N = 6SE +/- 146.85, N = 6525439713659309814051. (CC) gcc options: -O2

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 6.62, N = 12SE +/- 0.24, N = 3SE +/- 0.43, N = 3SE +/- 0.25, N = 3SE +/- 0.20, N = 3130.9271.3341.6340.0039.73

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 6.70, N = 12SE +/- 0.75, N = 3SE +/- 0.47, N = 3SE +/- 0.26, N = 3SE +/- 0.49, N = 3133.6472.6042.5740.8340.40

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 8.00, N = 12SE +/- 0.40, N = 3SE +/- 0.57, N = 3SE +/- 0.62, N = 3SE +/- 0.26, N = 3128.7271.8040.6039.6738.77

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 7.58, N = 12SE +/- 0.39, N = 3SE +/- 0.23, N = 3SE +/- 0.15, N = 3SE +/- 0.18, N = 3128.5572.0740.3338.8338.83

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 4.68, N = 12SE +/- 0.28, N = 3SE +/- 0.54, N = 3SE +/- 0.44, N = 3SE +/- 0.46, N = 3120.0169.7748.4747.7046.90

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 8.35, N = 12SE +/- 3.27, N = 12SE +/- 0.98, N = 3SE +/- 0.32, N = 3SE +/- 0.29, N = 3132.1174.8351.3750.3749.17

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 0.64, N = 3SE +/- 5.34, N = 12SE +/- 0.22, N = 3SE +/- 0.15, N = 3SE +/- 0.23, N = 397.3775.8039.0337.5336.97

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 5.54, N = 9SE +/- 6.04, N = 12SE +/- 0.23, N = 3SE +/- 0.27, N = 3SE +/- 0.50, N = 3101.4982.7539.3338.0337.93

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffBaremetal, SMT On306090120150SE +/- 6.80, N = 12SE +/- 0.62, N = 3SE +/- 3.84, N = 12SE +/- 8.80, N = 9SE +/- 5.05, N = 12124.8896.0785.2071.4964.24

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, patched, gran=thread, SMT On1122334455SE +/- 0.15, N = 3SE +/- 0.76, N = 3SE +/- 0.42, N = 3SE +/- 0.65, N = 5SE +/- 0.98, N = 1150.9046.0344.1042.2825.96

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, patched, gran=thread, SMT On1530456075SE +/- 5.34, N = 12SE +/- 0.64, N = 6SE +/- 0.63, N = 6SE +/- 0.57, N = 12SE +/- 0.91, N = 1265.2246.1844.8042.8026.14

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 7.62, N = 12SE +/- 3.00, N = 12SE +/- 0.68, N = 3SE +/- 0.75, N = 3SE +/- 0.12, N = 3128.3467.5540.9340.2038.80

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off20406080100SE +/- 4.22, N = 12SE +/- 0.91, N = 3SE +/- 0.70, N = 5SE +/- 0.79, N = 4SE +/- 0.61, N = 7103.6953.7748.4447.7346.93

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: POSIX AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On3691215SE +/- 0.15, N = 12SE +/- 0.11, N = 12SE +/- 0.12, N = 12SE +/- 0.23, N = 12SE +/- 0.18, N = 118.967.927.887.155.12

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 5.70, N = 12SE +/- 0.43, N = 3SE +/- 0.65, N = 3SE +/- 0.55, N = 3SE +/- 0.98, N = 3118.2255.9351.9750.4750.40

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnBaremetal, SMT OnXen dom0, patched, gran=thread, SMT On3691215SE +/- 0.17, N = 12SE +/- 0.17, N = 12SE +/- 0.15, N = 12SE +/- 0.25, N = 12SE +/- 0.18, N = 119.178.057.977.495.14

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off306090120150SE +/- 7.89, N = 12SE +/- 0.58, N = 3SE +/- 0.17, N = 3SE +/- 0.71, N = 3SE +/- 0.46, N = 3121.1046.2743.7040.8740.10

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off7K14K21K28K35KSE +/- 88.19, N = 3SE +/- 458.26, N = 3SE +/- 218.58, N = 3SE +/- 66.67, N = 33116710900107331050010133

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgIOPS, More Is BetterFlexible IO TesterType: Sequential Write - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffBaremetal, SMT On3K6K9K12K15KSE +/- 227.08, N = 12SE +/- 190.48, N = 121206711242

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 512KB - Disk Target: Default Test DirectoryBaremetal, SMT OnXen dom0, patched, gran=thread, SMT OnXen dom0, vanilla, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT Off20406080100SE +/- 1.36, N = 3SE +/- 1.67, N = 4SE +/- 0.83, N = 3SE +/- 1.53, N = 12SE +/- 3.65, N = 12100.1797.3893.6389.0166.60

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 16KB - Disk Target: Default Test DirectoryBaremetal, SMT OnXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, patched, gran=thread, SMT On1530456075SE +/- 4.62, N = 12SE +/- 0.44, N = 3SE +/- 0.21, N = 3SE +/- 0.40, N = 3SE +/- 1.02, N = 1169.3346.3345.8043.7026.04

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4MB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT On306090120150SE +/- 7.18, N = 12SE +/- 0.48, N = 3SE +/- 0.63, N = 5SE +/- 0.42, N = 3SE +/- 0.68, N = 4115.8145.7342.0640.2039.93

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Write - IO Engine: Sync - Buffered: Yes - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryBaremetal, SMT OffBaremetal, SMT OnXen dom0, vanilla, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On246810SE +/- 0.15, N = 12SE +/- 0.20, N = 12SE +/- 0.16, N = 9SE +/- 0.15, N = 12SE +/- 0.19, N = 118.738.318.297.985.10

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test Directory

OpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.13Type: Random Read - IO Engine: Sync - Buffered: No - Direct: No - Block Size: 4KB - Disk Target: Default Test DirectoryXen dom0, patched, gran=thread, SMT OnBaremetal, SMT OnBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT Off0.15080.30160.45240.60320.754SE +/- 0.00, N = 3SE +/- 0.01, N = 11SE +/- 0.00, N = 3SE +/- 0.01, N = 12SE +/- 0.00, N = 30.670.630.610.600.59

SQLite

Timed SQLite Insertions

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.22Timed SQLite InsertionsBaremetal, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OffXen dom0, vanilla, SMT OnXen dom0, patched, gran=thread, SMT On30060090012001500SE +/- 11.09, N = 9SE +/- 3.86, N = 3SE +/- 12.10, N = 9SE +/- 52.84, N = 9SE +/- 14.97, N = 332234035444614661. (CC) gcc options: -O2 -lreadline -lncurses -lz -ldl -lpthread

AIO-Stress

Test: Random Write

OpenBenchmarking.orgMB/s, More Is BetterAIO-Stress 0.21Test: Random WriteXen dom0, vanilla, SMT OnXen dom0, vanilla, SMT OffBaremetal, SMT OnBaremetal, SMT OffXen dom0, patched, gran=thread, SMT On20406080100SE +/- 2.50, N = 12SE +/- 2.21, N = 12SE +/- 2.57, N = 12SE +/- 1.43, N = 5SE +/- 0.91, N = 3107.37106.81106.0096.5950.481. (CC) gcc options: -pthread -laio

Phoronix Test Suite v10.8.5