MDS Mitigation Impact Three Systems

MDS / Zombie Load mitigation impact tests by Michael Larabel on a future article.

HTML result view exported from: https://openbenchmarking.org/result/1905178-HV-MERGE559545.

ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionE3-1275 v68700K7980XE MDS Mitigated MDS Vulnerable MDS Mitigated MDS Vulnerable MDS Mitigated MDS VulnerableIntel Xeon E3-1275 v6 @ 4.20GHz (4 Cores / 8 Threads)ASUS P10S-M WS (4401 BIOS)Intel Xeon E3-1200 v6/7th16384MBSamsung SSD 970 EVO Plus 500GBIntel HD P630 3GB (1150MHz)Realtek ALC1150LG Ultra HD2 x Intel I210Ubuntu 19.045.0.0-15-generic (x86_64)GNOME Shell 3.32.0X Server 1.20.4modesetting 1.20.44.5 Mesa 19.0.2GCC 8.3.0ext43840x2160Intel Core i7-8700K @ 4.70GHz (6 Cores / 12 Threads)ASUS TUF Z370-PLUS GAMING (1802 BIOS)Intel 8th Gen Core128GB THNSN5128GPU7 TOSHIBAIntel UHD 630 3GB (1200MHz)Realtek ALC887-VDDELL P2415QIntel I219-VIntel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads)ASUS PRIME X299-A (1704 BIOS)Intel Sky Lake-E DMI3 RegistersSamsung SSD 970 EVO 500GBNVIDIA NV120 12GBRealtek ALC1220ASUS PB2784.3 Mesa 19.0.22560x1440OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --enable-libmpx --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib --with-tune=generic --without-cuda-driver -v Disk Details- NONE / errors=remount-ro,relatime,rwProcessor Details- Scaling Governor: intel_pstate powersaveJava Details- OpenJDK Runtime Environment (build 11.0.3+7-Ubuntu-1ubuntu219.04.1)Python Details- Python 2.7.16 + Python 3.7.3Security Details- E3-1275 v6: MDS Mitigated: KPTI + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling - E3-1275 v6: MDS Vulnerable: KPTI + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Vulnerable; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling - 8700K: MDS Mitigated: KPTI + __user pointer sanitization + Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + SSB disabled via prctl and seccomp + PTE Inversion - 8700K: MDS Vulnerable: KPTI + __user pointer sanitization + Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + SSB disabled via prctl and seccomp + PTE Inversion - 7980XE: MDS Mitigated: KPTI + __user pointer sanitization + Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + SSB disabled via prctl and seccomp + PTE Inversion; VMX: conditional cache flushes SMT vulnerable - 7980XE: MDS Vulnerable: KPTI + __user pointer sanitization + Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + SSB disabled via prctl and seccomp + PTE Inversion; VMX: conditional cache flushes SMT vulnerable

sqlite: Timed SQLite Insertionsfio: Rand Read - Linux AIO - Yes - No - 2MB - Default Test Directoryfio: Rand Write - Linux AIO - Yes - No - 2MB - Default Test Directoryfio: Seq Read - Linux AIO - Yes - No - 2MB - Default Test Directoryfio: Seq Write - Linux AIO - Yes - No - 2MB - Default Test Directoryfs-mark: 1000 Files, 1MB Sizefs-mark: 5000 Files, 1MB Size, 4 Threadscompilebench: Compilecompilebench: Initial Createpostmark: Disk Transaction Performancembw: Memory Copy - 4096 MiBt-test1: 2sockperf: Throughputsockperf: Latency Ping Pongsockperf: Latency Under Loadethr: TCP - Latency - 1ethr: TCP - Latency - 32mafft: Multiple Sequence Alignmentbork: File Encryption Timeluajit: Compositebuild-linux-kernel: Time To Compilebuild-llvm: Time To Compiley-cruncher: Calculating 500M Pi Digitsnode-octane: dav1d: Summer Nature 4Kdav1d: Summer Nature 1080phackbench: 32 - Processopenssl: RSA 4096-bit Performanceglibc-bench: cosglibc-bench: ffsglibc-bench: singlibc-bench: ffsllglibc-bench: pthread_oncepgbench: Buffer Test - Normal Load - Read Onlypgbench: Buffer Test - Normal Load - Read Writegimp: resizegimp: rotategimp: auto-levelsgimp: unsharp-maskredis: GETredis: SETstress-ng: Cryptostress-ng: Semaphoresstress-ng: Vector Mathstress-ng: Memory Copyingstress-ng: Socket Activitystress-ng: Context Switchingstress-ng: System V Message Passingctx-clock: Context Switch Timemcperf: Getmcperf: Setpybench: Total For Average Test Timesphpbench: PHP Benchmark Suiteselenium: Jetstream 2 - Firefoxsunflow: Global Illumination + Image Synthesisosbench: Create Filesosbench: Create Threadsosbench: Launch Programsosbench: Create Processesosbench: Memory Allocationsapache-siege: 250E3-1275 v68700K7980XE MDS Mitigated MDS Vulnerable MDS Mitigated MDS Vulnerable MDS Mitigated MDS Vulnerable40.17746548147478483518329117325336250136146.525464983.0817.9210.1410.163.876.61149913174840.714884448.0613.92201122047.051.8346.791.831.8311382344939.0113.6315.3217.0932154562092703932498277210704165138241706466456532810501287367628995367302373.212.2113.6011.1248.8719.8972.3840.01745647977474479818427016475656697136156.125966262.9315.559.169.173.906.38150112974940.694841147.9813.87163122146.901.7146.691.711.7112016246708.8613.4414.9416.672854799215852393156572691070616484867200944272296895881423217886795767689573.892.2412.9410.5945.5470.2974.58844754258478537975.37117.7712065917142149485.506176282.8118.169.419.272.766.03173883.7147429.315550932.429.62122.32198041.931.6341.691.631.6317854724577.8912.1413.3715.2635558452390360150645392111731118205806326848772789819201455269021585775975681.251.4712.0510.1531.9163.5373.86845054308495536166.7080.158925587654149865.146999022.6017.198.748.732.806.01173582.1646629.285580832.269.5892.67197042.031.5241.661.521.5218886321737.7811.8412.9714.9031719092441147150650068311730718208039412871698912455131603059385885576505281.141.4711.439.8429.8261.4938.73814048877625484319124515906626578111359.274690943.9133.2815.4515.342.676.39162539.3620513.744904123.8212.5054.70468844.961.7344.561.731.73485119563511.5916.6920.0425.7119917373078280121731424830376928176271121366262391770778465.5212.5615.1537.9932.6570.334320338.72819349427434485519123415566896944111068.414893303.8030.5714.5714.462.666.32162638.6519513.864917323.7512.5843.81468444.651.6344.451.631.63507427566311.4216.5319.5424.6020908733170366166511983778780698613711177576603691470703066.8212.1014.7036.9932.7268.4542849OpenBenchmarking.org

SQLite

Timed SQLite Insertions

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.22Timed SQLite InsertionsMDS MitigatedMDS Vulnerable20406080100SE +/- 0.02, N = 3SE +/- 0.13, N = 3SE +/- 0.25, N = 3SE +/- 0.54, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 340.1740.0174.5873.8638.7338.721. (CC) gcc options: -O2 -ldl -lpthread

Flexible IO Tester

Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.1Type: Random Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test DirectoryMDS MitigatedMDS Vulnerable2K4K6K8K10KSE +/- 5.51, N = 3SE +/- 17.90, N = 3SE +/- 10.69, N = 3SE +/- 32.00, N = 3SE +/- 35.69, N = 37465745684478450814081931. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lm -lpthread -ldl

Flexible IO Tester

Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.1Type: Random Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test DirectoryMDS MitigatedMDS Vulnerable12002400360048006000SE +/- 26.08, N = 3SE +/- 38.18, N = 3SE +/- 74.81, N = 4SE +/- 55.29, N = 8SE +/- 42.30, N = 3SE +/- 18.45, N = 34814479754255430488749421. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lm -lpthread -ldl

Flexible IO Tester

Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.1Type: Sequential Read - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test DirectoryMDS MitigatedMDS Vulnerable2K4K6K8K10KSE +/- 17.56, N = 3SE +/- 10.50, N = 3SE +/- 7.09, N = 3SE +/- 4.63, N = 3SE +/- 80.33, N = 15SE +/- 51.16, N = 37478747484788495762574341. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lm -lpthread -ldl

Flexible IO Tester

Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterFlexible IO Tester 3.1Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test DirectoryMDS MitigatedMDS Vulnerable12002400360048006000SE +/- 22.15, N = 3SE +/- 37.84, N = 3SE +/- 124.38, N = 12SE +/- 129.02, N = 12SE +/- 48.64, N = 3SE +/- 64.71, N = 34835479853795361484348551. (CC) gcc options: -rdynamic -std=gnu99 -ffast-math -include -O3 -U_FORTIFY_SOURCE -ll -lrt -laio -lm -lpthread -ldl

FS-Mark

Test: 1000 Files, 1MB Size

E3-1275 v68700K7980XEOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeMDS MitigatedMDS Vulnerable4080120160200SE +/- 0.55, N = 3SE +/- 3.07, N = 3SE +/- 0.19, N = 3SE +/- 0.81, N = 3SE +/- 0.10, N = 3SE +/- 0.41, N = 3183.00184.0075.3766.70191.00191.001. (CC) gcc options: -static

FS-Mark

Test: 5000 Files, 1MB Size, 4 Threads

E3-1275 v68700K7980XEOpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 ThreadsMDS MitigatedMDS Vulnerable60120180240300SE +/- 23.90, N = 15SE +/- 3.89, N = 15SE +/- 0.58, N = 3SE +/- 8.84, N = 6SE +/- 20.88, N = 15SE +/- 3.12, N = 15291.00270.00117.7780.15245.00234.001. (CC) gcc options: -static

Compile Bench

Test: Compile

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: CompileMDS MitigatedMDS Vulnerable400800120016002000SE +/- 54.61, N = 15SE +/- 20.45, N = 3SE +/- 14.95, N = 3SE +/- 2.15, N = 3SE +/- 18.29, N = 6SE +/- 14.84, N = 317321647120689215901556

Compile Bench

Test: Initial Create

E3-1275 v68700K7980XEOpenBenchmarking.orgMB/s, More Is BetterCompile Bench 0.6Test: Initial CreateMDS MitigatedMDS Vulnerable150300450600750SE +/- 3.42, N = 3SE +/- 9.09, N = 3SE +/- 11.75, N = 3SE +/- 17.65, N = 3SE +/- 6.62, N = 3SE +/- 9.91, N = 3533565591558662689

PostMark

Disk Transaction Performance

E3-1275 v68700K7980XEOpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceMDS MitigatedMDS Vulnerable16003200480064008000SE +/- 59.33, N = 3SE +/- 79.00, N = 36250669771427654657869441. (CC) gcc options: -O3

MBW

Test: Memory Copy - Array Size: 4096 MiB

E3-1275 v68700K7980XEOpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 4096 MiBMDS MitigatedMDS Vulnerable3K6K9K12K15KSE +/- 10.30, N = 3SE +/- 24.31, N = 3SE +/- 27.11, N = 3SE +/- 26.61, N = 3SE +/- 2.35, N = 3SE +/- 33.53, N = 31361413615149481498611135111061. (CC) gcc options: -O3 -march=native

t-test1

Threads: 2

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 2MDS MitigatedMDS Vulnerable3691215SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.13, N = 15SE +/- 0.02, N = 36.526.125.505.149.278.411. (CC) gcc options: -pthread

Sockperf

Test: Throughput

E3-1275 v68700K7980XEOpenBenchmarking.orgMessages Per Second, More Is BetterSockperf 3.4Test: ThroughputMDS MitigatedMDS Vulnerable150K300K450K600K750KSE +/- 6082.67, N = 5SE +/- 5413.08, N = 25SE +/- 7438.77, N = 5SE +/- 6710.15, N = 5SE +/- 4821.96, N = 5SE +/- 3710.34, N = 55464985966266176286999024690944893301. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Sockperf

Test: Latency Ping Pong

E3-1275 v68700K7980XEOpenBenchmarking.orgusec, Fewer Is BetterSockperf 3.4Test: Latency Ping PongMDS MitigatedMDS Vulnerable0.87981.75962.63943.51924.399SE +/- 0.02, N = 5SE +/- 0.02, N = 5SE +/- 0.01, N = 5SE +/- 0.03, N = 5SE +/- 0.03, N = 25SE +/- 0.05, N = 53.082.932.812.603.913.801. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Sockperf

Test: Latency Under Load

E3-1275 v68700K7980XEOpenBenchmarking.orgusec, Fewer Is BetterSockperf 3.4Test: Latency Under LoadMDS MitigatedMDS Vulnerable816243240SE +/- 1.54, N = 20SE +/- 1.32, N = 20SE +/- 0.88, N = 20SE +/- 1.18, N = 25SE +/- 1.56, N = 25SE +/- 2.32, N = 2517.9215.5518.1617.1933.2830.571. (CXX) g++ options: --param -O3 -rdynamic -ldl -lpthread

Ethr

Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 1

E3-1275 v68700K7980XEOpenBenchmarking.orgMicroseconds, Fewer Is BetterEthr 2019-01-02Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 1MDS MitigatedMDS Vulnerable48121620SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.05, N = 3SE +/- 0.04, N = 3SE +/- 0.11, N = 3SE +/- 0.10, N = 310.149.169.418.7415.4514.57

Ethr

Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 32

E3-1275 v68700K7980XEOpenBenchmarking.orgMicroseconds, Fewer Is BetterEthr 2019-01-02Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 32MDS MitigatedMDS Vulnerable48121620SE +/- 0.04, N = 3SE +/- 0.03, N = 3SE +/- 0.05, N = 3SE +/- 0.03, N = 3SE +/- 0.23, N = 3SE +/- 0.03, N = 310.169.179.278.7315.3414.46

Timed MAFFT Alignment

Multiple Sequence Alignment

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 7.392Multiple Sequence AlignmentMDS MitigatedMDS Vulnerable0.87751.7552.63253.514.3875SE +/- 0.06, N = 15SE +/- 0.08, N = 12SE +/- 0.05, N = 15SE +/- 0.06, N = 15SE +/- 0.03, N = 15SE +/- 0.04, N = 153.873.902.762.802.672.661. (CC) gcc options: -std=c99 -O3 -lm -lpthread

Bork File Encrypter

File Encryption Time

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterBork File Encrypter 1.4File Encryption TimeMDS MitigatedMDS Vulnerable246810SE +/- 0.07, N = 3SE +/- 0.05, N = 3SE +/- 0.05, N = 3SE +/- 0.15, N = 15SE +/- 0.05, N = 3SE +/- 0.04, N = 36.616.386.036.016.396.32

LuaJIT

Test: Composite

E3-1275 v68700K7980XEOpenBenchmarking.orgMflops, More Is BetterLuaJIT 2.1-gitTest: CompositeMDS MitigatedMDS Vulnerable400800120016002000SE +/- 2.63, N = 3SE +/- 1.26, N = 3SE +/- 0.40, N = 3SE +/- 1.94, N = 3SE +/- 1.00, N = 3SE +/- 4.19, N = 31499150117381735162516261. (CC) gcc options: -lm -ldl -O2 -fomit-frame-pointer -U_FORTIFY_SOURCE -fno-stack-protector

Timed Linux Kernel Compilation

Time To Compile

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 4.18Time To CompileMDS MitigatedMDS Vulnerable306090120150SE +/- 0.82, N = 3SE +/- 0.62, N = 3SE +/- 0.90, N = 3SE +/- 0.90, N = 3SE +/- 0.33, N = 13SE +/- 0.34, N = 12131.00129.0083.7182.1639.3638.65

Timed LLVM Compilation

Time To Compile

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterTimed LLVM Compilation 6.0.1Time To CompileMDS MitigatedMDS Vulnerable160320480640800748749474466205195

Y-Cruncher

Calculating 500M Pi Digits

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterY-Cruncher 0.7.7Calculating 500M Pi DigitsMDS MitigatedMDS Vulnerable918273645SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 340.7140.6929.3129.2813.7413.86

Node.js Octane Benchmark

E3-1275 v68700K7980XEOpenBenchmarking.orgScore, More Is BetterNode.js Octane BenchmarkMDS MitigatedMDS Vulnerable12K24K36K48K60KSE +/- 166.20, N = 3SE +/- 291.27, N = 3SE +/- 102.41, N = 3SE +/- 120.53, N = 3SE +/- 94.38, N = 3SE +/- 46.78, N = 34884448411555095580849041491731. Nodejs v10.15.2

dav1d

Video Input: Summer Nature 4K

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is Betterdav1d 0.3Video Input: Summer Nature 4KMDS MitigatedMDS Vulnerable1122334455SE +/- 0.03, N = 3SE +/- 0.06, N = 3SE +/- 0.09, N = 3SE +/- 0.05, N = 3SE +/- 0.09, N = 3SE +/- 0.14, N = 348.0647.9832.4232.2623.8223.751. (CC) gcc options: -pthread

dav1d

Video Input: Summer Nature 1080p

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is Betterdav1d 0.3Video Input: Summer Nature 1080pMDS MitigatedMDS Vulnerable48121620SE +/- 0.06, N = 3SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.05, N = 3SE +/- 0.05, N = 3SE +/- 0.04, N = 313.9213.879.629.5812.5012.581. (CC) gcc options: -pthread

Hackbench

Count: 32 - Type: Process

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 32 - Type: ProcessMDS MitigatedMDS Vulnerable4080120160200SE +/- 1.86, N = 3SE +/- 0.90, N = 3SE +/- 0.35, N = 3SE +/- 0.27, N = 3SE +/- 0.65, N = 3SE +/- 0.55, N = 3201.00163.00122.3292.6754.7043.811. (CC) gcc options: -lpthread

OpenSSL

RSA 4096-bit Performance

E3-1275 v68700K7980XEOpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit PerformanceMDS MitigatedMDS Vulnerable10002000300040005000SE +/- 1.55, N = 3SE +/- 2.29, N = 3SE +/- 1.63, N = 3SE +/- 3.45, N = 3SE +/- 6.87, N = 3SE +/- 11.39, N = 31220122119801970468846841. (CC) gcc options: -pthread -m64 -O3 -lssl -lcrypto -ldl

glibc bench

Benchmark: cos

E3-1275 v68700K7980XEOpenBenchmarking.orgnanoseconds, Fewer Is Betterglibc bench 1.0Benchmark: cosMDS MitigatedMDS Vulnerable1122334455SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.25, N = 3SE +/- 0.16, N = 3SE +/- 0.01, N = 347.0546.9041.9342.0344.9644.65

glibc bench

Benchmark: ffs

E3-1275 v68700K7980XEOpenBenchmarking.orgnanoseconds, Fewer Is Betterglibc bench 1.0Benchmark: ffsMDS MitigatedMDS Vulnerable0.41180.82361.23541.64722.059SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31.831.711.631.521.731.63

glibc bench

Benchmark: sin

E3-1275 v68700K7980XEOpenBenchmarking.orgnanoseconds, Fewer Is Betterglibc bench 1.0Benchmark: sinMDS MitigatedMDS Vulnerable1122334455SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.08, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 346.7946.6941.6941.6644.5644.45

glibc bench

Benchmark: ffsll

E3-1275 v68700K7980XEOpenBenchmarking.orgnanoseconds, Fewer Is Betterglibc bench 1.0Benchmark: ffsllMDS MitigatedMDS Vulnerable0.41180.82361.23541.64722.059SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31.831.711.631.521.731.63

glibc bench

Benchmark: pthread_once

E3-1275 v68700K7980XEOpenBenchmarking.orgnanoseconds, Fewer Is Betterglibc bench 1.0Benchmark: pthread_onceMDS MitigatedMDS Vulnerable0.41180.82361.23541.64722.059SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31.831.711.631.521.731.63

PostgreSQL pgbench

Scaling: Buffer Test - Test: Normal Load - Mode: Read Only

E3-1275 v68700K7980XEOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 10.3Scaling: Buffer Test - Test: Normal Load - Mode: Read OnlyMDS MitigatedMDS Vulnerable110K220K330K440K550KSE +/- 254.97, N = 3SE +/- 209.97, N = 3SE +/- 242.69, N = 3SE +/- 533.34, N = 3SE +/- 1883.54, N = 3SE +/- 1812.16, N = 31138231201621785471888634851195074271. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

PostgreSQL pgbench

Scaling: Buffer Test - Test: Normal Load - Mode: Read Write

E3-1275 v68700K7980XEOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 10.3Scaling: Buffer Test - Test: Normal Load - Mode: Read WriteMDS MitigatedMDS Vulnerable12002400360048006000SE +/- 60.22, N = 5SE +/- 18.33, N = 3SE +/- 11.29, N = 3SE +/- 33.86, N = 15SE +/- 55.88, N = 3SE +/- 40.51, N = 34493467024572173563556631. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

GIMP

Test: resize

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterGIMP 2.10.8Test: resizeMDS MitigatedMDS Vulnerable3691215SE +/- 0.10, N = 3SE +/- 0.04, N = 3SE +/- 0.08, N = 3SE +/- 0.09, N = 3SE +/- 0.12, N = 3SE +/- 0.12, N = 39.018.867.897.7811.5911.42

GIMP

Test: rotate

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterGIMP 2.10.8Test: rotateMDS MitigatedMDS Vulnerable48121620SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.10, N = 12SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.08, N = 313.6313.4412.1411.8416.6916.53

GIMP

Test: auto-levels

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterGIMP 2.10.8Test: auto-levelsMDS MitigatedMDS Vulnerable510152025SE +/- 0.09, N = 3SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.02, N = 3SE +/- 0.15, N = 3SE +/- 0.04, N = 315.3214.9413.3712.9720.0419.54

GIMP

Test: unsharp-mask

E3-1275 v68700K7980XEOpenBenchmarking.orgSeconds, Fewer Is BetterGIMP 2.10.8Test: unsharp-maskMDS MitigatedMDS Vulnerable612182430SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.32, N = 5SE +/- 0.04, N = 317.0916.6715.2614.9025.7124.60

Redis

Test: GET

E3-1275 v68700KOpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: GETMDS MitigatedMDS Vulnerable800K1600K2400K3200K4000KSE +/- 5969.31, N = 3SE +/- 23029.41, N = 3SE +/- 42099.31, N = 15SE +/- 65346.95, N = 1532154562854799355584531719091. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Redis

Test: SET

E3-1275 v68700K7980XEOpenBenchmarking.orgRequests Per Second, More Is BetterRedis 4.0.8Test: SETMDS MitigatedMDS Vulnerable500K1000K1500K2000K2500KSE +/- 23688.81, N = 6SE +/- 16368.00, N = 3SE +/- 56535.11, N = 15SE +/- 65120.56, N = 12SE +/- 18836.43, N = 9SE +/- 17068.89, N = 32092703215852323903602441147199173720908731. (CC) gcc options: -ggdb -rdynamic -lm -ldl -pthread

Stress-NG

Test: Crypto

E3-1275 v68700KOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: CryptoMDS MitigatedMDS Vulnerable30060090012001500SE +/- 0.44, N = 3SE +/- 0.67, N = 3SE +/- 0.16, N = 3SE +/- 0.80, N = 3932931150615061. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Semaphores

E3-1275 v68700K7980XEOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: SemaphoresMDS MitigatedMDS Vulnerable1.2M2.4M3.6M4.8M6MSE +/- 22369.03, N = 3SE +/- 27858.47, N = 3SE +/- 5157.96, N = 3SE +/- 10965.18, N = 3SE +/- 20387.33, N = 3SE +/- 27955.65, N = 34982772565726945392115006831307828031703661. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Vector Math

E3-1275 v68700KOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Vector MathMDS MitigatedMDS Vulnerable4K8K12K16K20KSE +/- 4.68, N = 3SE +/- 2.20, N = 3SE +/- 1.92, N = 3SE +/- 1.69, N = 3107041070617311173071. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Memory Copying

E3-1275 v68700KOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Memory CopyingMDS MitigatedMDS Vulnerable400800120016002000SE +/- 2.18, N = 3SE +/- 3.48, N = 3SE +/- 1.25, N = 3SE +/- 2.72, N = 316511648182018201. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Socket Activity

E3-1275 v68700K7980XEOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Socket ActivityMDS MitigatedMDS Vulnerable4K8K12K16K20KSE +/- 48.24, N = 3SE +/- 95.69, N = 15SE +/- 51.09, N = 12SE +/- 5.59, N = 3SE +/- 121.52, N = 3SE +/- 300.65, N = 12382448675806803912173166511. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: Context Switching

E3-1275 v68700K7980XEOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: Context SwitchingMDS MitigatedMDS Vulnerable4M8M12M16M20MSE +/- 5690.93, N = 3SE +/- 19889.50, N = 3SE +/- 40675.49, N = 15SE +/- 54538.02, N = 5SE +/- 25426.96, N = 3SE +/- 40637.72, N = 3170646620094423268487412871614248303198377871. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

Stress-NG

Test: System V Message Passing

E3-1275 v68700K7980XEOpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.07.26Test: System V Message PassingMDS MitigatedMDS Vulnerable2M4M6M8M10MSE +/- 206175.33, N = 12SE +/- 97616.61, N = 3SE +/- 747.66, N = 3SE +/- 6466.94, N = 3SE +/- 1582.27, N = 3SE +/- 3488.56, N = 34565328722968972789819891245769281780698611. (CC) gcc options: -O2 -std=gnu99 -lm -lcrypt -lrt -lpthread -laio -lc

ctx_clock

Context Switch Time

E3-1275 v68700K7980XEOpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext Switch TimeMDS MitigatedMDS Vulnerable2004006008001000SE +/- 2.00, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 3SE +/- 0.67, N = 31050588920513627371

Memcached mcperf

Method: Get

E3-1275 v68700K7980XEOpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: GetMDS MitigatedMDS Vulnerable30K60K90K120K150KSE +/- 336.19, N = 3SE +/- 1267.41, N = 3SE +/- 845.05, N = 3SE +/- 1443.03, N = 3SE +/- 121.94, N = 3SE +/- 61.37, N = 31287361423211455261603051121361177571. (CC) gcc options: -O2 -lm -rdynamic

Memcached mcperf

Method: Set

E3-1275 v68700K7980XEOpenBenchmarking.orgOperations Per Second, More Is BetterMemcached mcperf 1.5.10Method: SetMDS MitigatedMDS Vulnerable20K40K60K80K100KSE +/- 403.15, N = 3SE +/- 557.15, N = 3SE +/- 288.97, N = 3SE +/- 511.87, N = 3SE +/- 810.34, N = 3SE +/- 443.60, N = 37628978867902159385862623660361. (CC) gcc options: -O2 -lm -rdynamic

PyBench

Total For Average Test Times

E3-1275 v68700K7980XEOpenBenchmarking.orgMilliseconds, Fewer Is BetterPyBench 2018-02-16Total For Average Test TimesMDS MitigatedMDS Vulnerable2004006008001000SE +/- 2.65, N = 3SE +/- 3.46, N = 3SE +/- 2.40, N = 3SE +/- 2.85, N = 3SE +/- 3.21, N = 3SE +/- 2.67, N = 3953957857855917914

PHPBench

PHP Benchmark Suite

E3-1275 v68700K7980XEOpenBenchmarking.orgScore, More Is BetterPHPBench 0.8.1PHP Benchmark SuiteMDS MitigatedMDS Vulnerable160K320K480K640K800KSE +/- 5566.17, N = 3SE +/- 1462.03, N = 3SE +/- 4410.91, N = 3SE +/- 1096.58, N = 3SE +/- 755.78, N = 3SE +/- 1979.81, N = 3673023676895759756765052707784707030

Selenium

Benchmark: Jetstream 2 - Browser: Firefox

E3-1275 v68700K7980XEOpenBenchmarking.orgScore, More Is BetterSeleniumBenchmark: Jetstream 2 - Browser: FirefoxMDS MitigatedMDS Vulnerable20406080100SE +/- 0.68, N = 3SE +/- 0.24, N = 3SE +/- 0.36, N = 3SE +/- 1.31, N = 3SE +/- 0.39, N = 3SE +/- 0.62, N = 373.2173.8981.2581.1465.5266.821. firefox 66.0.5

Sunflow Rendering System

Global Illumination + Image Synthesis

E3-1275 v68700KOpenBenchmarking.orgSeconds, Fewer Is BetterSunflow Rendering System 0.07.2Global Illumination + Image SynthesisMDS MitigatedMDS Vulnerable0.5041.0081.5122.0162.52SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 32.212.241.471.47

OSBench

Test: Create Files

E3-1275 v68700K7980XEOpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create FilesMDS MitigatedMDS Vulnerable3691215SE +/- 0.05, N = 3SE +/- 0.03, N = 3SE +/- 0.06, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 313.6012.9412.0511.4312.5612.101. (CC) gcc options:

OSBench

Test: Create Threads

E3-1275 v68700K7980XEOpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ThreadsMDS MitigatedMDS Vulnerable48121620SE +/- 0.12, N = 7SE +/- 0.11, N = 15SE +/- 0.17, N = 3SE +/- 0.12, N = 15SE +/- 0.09, N = 3SE +/- 0.25, N = 311.1210.5910.159.8415.1514.701. (CC) gcc options:

OSBench

Test: Launch Programs

E3-1275 v68700K7980XEOpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Launch ProgramsMDS MitigatedMDS Vulnerable1122334455SE +/- 0.19, N = 3SE +/- 0.15, N = 3SE +/- 0.03, N = 3SE +/- 0.12, N = 3SE +/- 0.51, N = 4SE +/- 0.17, N = 348.8745.5431.9129.8237.9936.991. (CC) gcc options:

OSBench

Test: Create Processes

E3-1275 v67980XEOpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesMDS MitigatedMDS Vulnerable816243240SE +/- 0.10, N = 2SE +/- 0.14, N = 3SE +/- 0.40, N = 319.8932.6532.721. (CC) gcc options:

OSBench

Test: Memory Allocations

E3-1275 v68700K7980XEOpenBenchmarking.orgNs Per Event, Fewer Is BetterOSBenchTest: Memory AllocationsMDS MitigatedMDS Vulnerable1632486480SE +/- 0.14, N = 3SE +/- 0.06, N = 3SE +/- 0.07, N = 3SE +/- 0.03, N = 3SE +/- 0.13, N = 3SE +/- 0.18, N = 372.3870.2963.5361.4970.3368.451. (CC) gcc options:

Apache Siege

Concurrent Users: 250

OpenBenchmarking.orgTransactions Per Second, More Is BetterApache Siege 2.4.29Concurrent Users: 250MDS MitigatedMDS Vulnerable9K18K27K36K45KSE +/- 941.95, N = 15SE +/- 739.01, N = 1243203428491. (CC) gcc options: -O2 -lpthread -ldl -lssl -lcrypto

Phoronix Test Suite v10.8.4