xen-coresched-rfc-xen-NUMA-PVguest

Xen Core Scheduling RFC (PV==v1, HVM==v2), NUMA host

HTML result view exported from: https://openbenchmarking.org/result/1905152-SP-1905159DA24.

xen-coresched-rfc-xen-NUMA-PVguestProcessorMemoryDiskGraphicsMotherboardChipsetOSKernelDesktopDisplay ServerCompilerFile-SystemScreen ResolutionSystem LayerDisplay DriverXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=threadIntel Xeon E5620 (1 Core / 16 Threads)8192MB99GBxenopenSUSE Tumbleweed 201904115.0.6-1-default (x86_64)GNOME Shell 3.30.2X ServerGCC 8.3.1 20190226 [gcc-8-branch revision 269204]ext4800x600Xen 4.13.-unstable HypervisorIntel Xeon E5620 (1 Core / 8 Threads)38GBX Server 1.20.4modesetting 1.20.4btrfsIntel Xeon E5620 (8 Cores)Xen HVM domU (4.13-unstable BIOS)Intel 440FX 82441FX PMC99GBCirrus Logic GD 5446ext41024x768Xen HVM domU 4.13-unstableOpenBenchmarking.orgEnvironment Details- Xen PV, SMT On, vanilla, Xen PV, SMT Off, vanilla: LIBGL_DEBUG=quietCompiler 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- Xen PV, SMT On, vanilla: MQ-DEADLINE / relatime,rw,space_cache,ssd,subvol=/@/home,subvolid=264- Xen PV, SMT Off, vanilla: MQ-DEADLINE / relatime,rw,space_cache,ssd,subvol=/@/home,subvolid=264- Xen PV, SMT Off, patched, sched-gran=thread: MQ-DEADLINE / relatime,rw,space_cache,ssd,subvol=/@/var,subvolid=258- Xen PV, SMT Off, patched, sched-gran=core: MQ-DEADLINE / relatime,rw,space_cache,ssd,subvol=/@/var,subvolid=258- Xen HVM, SMT On, patched v2, sched-gran=thread: MQ-DEADLINE / relatime,rw,space_cache,ssd,subvol=/@/home,subvolid=264Security Details- __user pointer sanitization + disabled + PTE Inversion

xen-coresched-rfc-xen-NUMA-PVguestaio-stress: Rand Writesqlite: Timed SQLite Insertionsfio: Rand Read - Sync - No - Yes - 512KB - Default Test Directoryfio: Rand Write - Sync - No - Yes - 512KB - Default Test Directoryfio: Seq Read - Sync - No - Yes - 512KB - Default Test Directoryfio: Rand Read - POSIX AIO - No - Yes - 512KB - Default Test Directoryfio: Seq Write - Sync - No - Yes - 512KB - Default Test Directoryfio: Rand Write - POSIX AIO - No - Yes - 512KB - Default Test Directoryfio: Seq Read - POSIX AIO - No - Yes - 512KB - Default Test Directoryfio: Seq Write - POSIX AIO - No - Yes - 512KB - Default Test Directorystream: Copystream: Scalestream: Triadstream: Addx264: H.264 Video Encodingx265: H.265 1080p Video Encodingcompress-7zip: Compress Speed Testbuild-linux-kernel: Time To Compilebuild-mplayer: Time To Compilecompress-pbzip2: 256MB File Compressionsmallpt: Global Illumination Renderer; 128 Samplescompress-zstd: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19hackbench: 1 - Threadhackbench: 4 - Threadhackbench: 8 - Threadhackbench: 16 - Threadstress-ng: Bsearchstress-ng: Forkingstress-ng: CPU Stressstress-ng: Vector Mathstress-ng: Socket ActivityXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread105037838.8757.8790.3739.4789.7359.9091.9090.332203716965190991919831.7413.592567418647.098.3230.2933.4612.3167.37100177312280801870105581764107740238.7059.3789.6039.2388.7360.6091.4790.402202616763187191893524.2812.781915322451.7010.9637.5539.2517.1569.72132277232364511371693912941026104038.7359.7396.1739.2794.5061.6797.8396.072169815979184241841224.2112.701824423356.4412.6643.9741.3517.1370.321422962147627612826512122421896338.5060.0796.5039.2094.3761.3798.0096.731953315604168001687816.588.011318033579.8015.0059.6252.2821.1590.3116730015795115853528590799038638.5059.0090.1039.8088.9760.2391.9390.272014214956174981695424.7412.431958519652.6312.2041.0537.2517.7364.1796.62156215116420131565432806OpenBenchmarking.org

AIO-Stress

Test: Random Write

OpenBenchmarking.orgMB/s, More Is BetterAIO-Stress 0.21Test: Random WriteXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread2004006008001000SE +/- 10.61, N = 3SE +/- 15.82, N = 5SE +/- 18.60, N = 3SE +/- 80.79, N = 12SE +/- 7.21, N = 31050107710262189901. (CC) gcc options: -pthread -laio

SQLite

Timed SQLite Insertions

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.22Timed SQLite InsertionsXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread2004006008001000SE +/- 5.17, N = 3SE +/- 12.03, N = 9SE +/- 7.11, N = 3SE +/- 6.16, N = 3SE +/- 7.66, N = 337840210409633861. (CC) gcc options: -O2 -lz -ldl -lpthread

Flexible IO Tester

Type: Random Read - IO Engine: Sync - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread918273645SE +/- 0.26, N = 3SE +/- 0.17, N = 3SE +/- 0.22, N = 3SE +/- 0.26, N = 3SE +/- 0.29, N = 338.8738.7038.7338.5038.50

Flexible IO Tester

Type: Random Write - IO Engine: Sync - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread1326395265SE +/- 0.37, N = 3SE +/- 0.17, N = 3SE +/- 0.13, N = 3SE +/- 0.12, N = 3SE +/- 0.36, N = 357.8759.3759.7360.0759.00

Flexible IO Tester

Type: Sequential Read - IO Engine: Sync - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 0.29, N = 3SE +/- 0.25, N = 3SE +/- 0.12, N = 3SE +/- 0.35, N = 3SE +/- 0.21, N = 390.3789.6096.1796.5090.10

Flexible IO Tester

Type: Random Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread918273645SE +/- 0.44, N = 3SE +/- 0.71, N = 3SE +/- 0.47, N = 3SE +/- 0.45, N = 3SE +/- 0.45, N = 339.4739.2339.2739.2039.80

Flexible IO Tester

Type: Sequential Write - IO Engine: Sync - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 0.09, N = 3SE +/- 0.20, N = 3SE +/- 0.36, N = 3SE +/- 0.78, N = 3SE +/- 0.24, N = 389.7388.7394.5094.3788.97

Flexible IO Tester

Type: Random Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread1428425670SE +/- 0.50, N = 3SE +/- 0.52, N = 3SE +/- 0.43, N = 3SE +/- 0.37, N = 3SE +/- 0.15, N = 359.9060.6061.6761.3760.23

Flexible IO Tester

Type: Sequential Read - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 0.17, N = 3SE +/- 0.13, N = 3SE +/- 0.23, N = 3SE +/- 0.35, N = 3SE +/- 0.34, N = 391.9091.4797.8398.0091.93

Flexible IO Tester

Type: Sequential Write - IO Engine: POSIX AIO - Buffered: No - Direct: Yes - 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: Yes - Block Size: 512KB - Disk Target: Default Test DirectoryXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 0.55, N = 3SE +/- 0.64, N = 3SE +/- 0.56, N = 3SE +/- 0.18, N = 3SE +/- 0.44, N = 390.3390.4096.0796.7390.27

Stream

Type: Copy

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: CopyXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread5K10K15K20K25KSE +/- 13.04, N = 5SE +/- 89.39, N = 5SE +/- 59.79, N = 5SE +/- 15.22, N = 5SE +/- 170.73, N = 1722037220262169819533201421. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Scale

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: ScaleXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread4K8K12K16K20KSE +/- 21.13, N = 5SE +/- 17.13, N = 5SE +/- 48.22, N = 5SE +/- 18.12, N = 5SE +/- 224.80, N = 516965167631597915604149561. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Triad

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: TriadXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread4K8K12K16K20KSE +/- 7.76, N = 5SE +/- 20.82, N = 5SE +/- 46.66, N = 5SE +/- 26.19, N = 5SE +/- 94.26, N = 519099187191842416800174981. (CC) gcc options: -O3 -march=native -fopenmp

Stream

Type: Add

OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: AddXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread4K8K12K16K20KSE +/- 7.62, N = 5SE +/- 20.15, N = 5SE +/- 53.48, N = 5SE +/- 25.03, N = 5SE +/- 239.13, N = 519198189351841216878169541. (CC) gcc options: -O3 -march=native -fopenmp

x264

H.264 Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2018-09-25H.264 Video EncodingXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread714212835SE +/- 1.20, N = 10SE +/- 0.38, N = 12SE +/- 0.44, N = 3SE +/- 0.18, N = 3SE +/- 0.45, N = 1131.7424.2824.2116.5824.741. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize

x265

H.265 1080p Video Encoding

OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.0H.265 1080p Video EncodingXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread3691215SE +/- 0.12, N = 3SE +/- 0.07, N = 3SE +/- 0.14, N = 3SE +/- 0.02, N = 3SE +/- 0.15, N = 313.5912.7812.708.0112.431. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 16.02Compress Speed TestXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread5K10K15K20K25KSE +/- 15.01, N = 3SE +/- 19.22, N = 3SE +/- 230.12, N = 3SE +/- 194.37, N = 5SE +/- 210.97, N = 325674191531824413180195851. (CXX) g++ options: -pipe -lpthread

Timed Linux Kernel Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 4.18Time To CompileXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread70140210280350SE +/- 2.60, N = 3SE +/- 2.01, N = 3SE +/- 2.15, N = 3SE +/- 2.12, N = 3SE +/- 1.62, N = 3186224233335196

Timed MPlayer Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MPlayer Compilation 1.0-rc3Time To CompileXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 0.66, N = 5SE +/- 0.91, N = 3SE +/- 0.64, N = 12SE +/- 1.23, N = 3SE +/- 0.80, N = 1247.0951.7056.4479.8052.63

Parallel BZIP2 Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.12256MB File CompressionXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread48121620SE +/- 0.34, N = 12SE +/- 0.44, N = 12SE +/- 0.44, N = 12SE +/- 0.37, N = 12SE +/- 0.55, N = 128.3210.9612.6615.0012.201. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

Smallpt

Global Illumination Renderer; 128 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread1326395265SE +/- 0.17, N = 3SE +/- 0.10, N = 3SE +/- 0.76, N = 3SE +/- 0.12, N = 3SE +/- 0.24, N = 330.2937.5543.9759.6241.051. (CXX) g++ options: -fopenmp -O3

Zstd Compression

Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19

OpenBenchmarking.orgSeconds, Fewer Is BetterZstd Compression 1.3.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19Xen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread1224364860SE +/- 0.39, N = 12SE +/- 0.24, N = 3SE +/- 0.49, N = 12SE +/- 0.42, N = 3SE +/- 0.22, N = 333.4639.2541.3552.2837.251. (CC) gcc options: -O3 -pthread -lz

Hackbench

Count: 1 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 1 - Type: ThreadXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread510152025SE +/- 0.03, N = 3SE +/- 0.11, N = 3SE +/- 0.04, N = 3SE +/- 0.03, N = 3SE +/- 0.11, N = 312.3117.1517.1321.1517.731. (CC) gcc options: -lpthread

Hackbench

Count: 4 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 4 - Type: ThreadXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread20406080100SE +/- 2.88, N = 12SE +/- 0.48, N = 3SE +/- 0.50, N = 3SE +/- 0.51, N = 3SE +/- 1.04, N = 367.3769.7270.3290.3164.171. (CC) gcc options: -lpthread

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread4080120160200SE +/- 0.27, N = 3SE +/- 0.74, N = 3SE +/- 0.37, N = 3SE +/- 0.61, N = 3SE +/- 0.46, N = 3100.00132.00142.00167.0096.621. (CC) gcc options: -lpthread

Hackbench

Count: 16 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 16 - Type: ThreadXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread70140210280350SE +/- 2.30, N = 3SE +/- 1.11, N = 3SE +/- 5.23, N = 9SE +/- 3.48, N = 3SE +/- 0.74, N = 31772772963001561. (CC) gcc options: -lpthread

Stress-NG

Test: Bsearch

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: BsearchXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread7001400210028003500SE +/- 3.25, N = 3SE +/- 3.41, N = 3SE +/- 28.61, N = 3SE +/- 1.21, N = 3SE +/- 25.52, N = 3312223232147157921511. (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: ForkingXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread4K8K12K16K20KSE +/- 33.58, N = 3SE +/- 92.86, N = 3SE +/- 43.99, N = 3SE +/- 22.78, N = 3SE +/- 40.44, N = 38080645162765115164201. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: CPU Stress

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: CPU StressXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread400800120016002000SE +/- 5.75, N = 3SE +/- 4.29, N = 3SE +/- 14.87, N = 12SE +/- 11.74, N = 12SE +/- 19.53, N = 318701371128285313151. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Vector Math

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Vector MathXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread2K4K6K8K10KSE +/- 1.88, N = 3SE +/- 4.13, N = 3SE +/- 87.74, N = 6SE +/- 2.90, N = 3SE +/- 84.42, N = 31055869396512528565431. (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 ActivityXen PV, SMT On, vanillaXen PV, SMT Off, vanillaXen PV, SMT Off, patched, sched-gran=threadXen PV, SMT Off, patched, sched-gran=coreXen HVM, SMT On, patched v2, sched-gran=thread6001200180024003000SE +/- 18.38, N = 11SE +/- 11.63, N = 3SE +/- 17.84, N = 3SE +/- 12.76, N = 3SE +/- 21.74, N = 317641294122490728061. (CC) gcc options: -O2 -std=gnu99 -lm -lz -lcrypt -lrt -lpthread -laio -lc

Phoronix Test Suite v10.8.4