LLVM LVI Mitigation Test Cascadelake-R

2 x Intel Xeon Gold 5220R "Cascade Lake Refresh" performance when looking at LVI mitigation with LLVM Clang 11 Git master as of 3 April. Benchmarks by Michael Larabel for a future article.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2004056-NI-LLVMMITIG88
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April 04 2020
  3 Hours, 21 Minutes
LVI Mitigated
April 04 2020
  4 Hours, 14 Minutes
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Environment Notes: CXXFLAGS=-O3 CFLAGS=-O3
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: cascadelake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x500002c
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + tsx_async_abort: Mitigation of TSX disabled

LVI Mitigated

Processor: 2 x Intel Xeon Gold 5220R @ 3.90GHz (36 Cores / 72 Threads), Motherboard: TYAN S7106 (V2.01.B40 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 94GB, Disk: 500GB Samsung SSD 860, Graphics: ASPEED, Network: 2 x Intel I210 + 2 x QLogic cLOM8214 1/10GbE

OS: Ubuntu 20.04, Kernel: 5.6.2-050602-generic (x86_64), Desktop: GNOME Shell 3.36.0, Display Server: X Server 1.20.7, Display Driver: modesetting 1.20.7, Compiler: Clang 11.0.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -mlvi-cfi" CFLAGS="-O3 -mlvi-cfi"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: cascadelake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x500002c
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + tsx_async_abort: Mitigation of TSX disabled

LLVM LVI Mitigation Test Cascadelake-ROpenBenchmarking.orgPhoronix Test Suite2 x Intel Xeon Gold 5220R @ 3.90GHz (36 Cores / 72 Threads)TYAN S7106 (V2.01.B40 BIOS)Intel Sky Lake-E DMI3 Registers94GB500GB Samsung SSD 860ASPEED2 x Intel I210 + 2 x QLogic cLOM8214 1/10GbEUbuntu 20.045.6.2-050602-generic (x86_64)GNOME Shell 3.36.0X Server 1.20.7modesetting 1.20.7Clang 11.0.0ext41024x768ProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelDesktopDisplay ServerDisplay DriverCompilerFile-SystemScreen ResolutionLLVM LVI Mitigation Test Cascadelake-R BenchmarksSystem Logs- Defaults: CXXFLAGS=-O3 CFLAGS=-O3- LVI Mitigated: CXXFLAGS="-O3 -mlvi-cfi" CFLAGS="-O3 -mlvi-cfi"- Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: cascadelake - Scaling Governor: intel_pstate powersave - CPU Microcode: 0x500002c- itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + tsx_async_abort: Mitigation of TSX disabled

Defaults vs. LVI Mitigated ComparisonPhoronix Test SuiteBaseline+49%+49%+98%+98%+147%+147%Monte Carlo195.9%fasthash32133.6%wyhash124.1%t1ha2_atonce86.6%Spooky3285.5%HWB Color Space83.8%t1ha0_aes_avx282.2%Function Objects81%Non-Exponential72.2%MeowHash67.7%Swirl62.1%Timed Time - Size 1,00044.3%I.E.C.P.K.A38.3%Noise-Gaussian35.3%Buffer Test - Normal Load - Read Only34.5%P.D.S33.5%H.2.1.V.E30.9%Speed 030.1%Speed 8 Realtime26%Total Time - 4.1.R.P.P24.2%Speed 522.7%H.2.V.E21.4%Speed 4 Realtime21.2%Speed 5 Two-Pass20.5%Unkeyed Algorithms16.3%WAV To MP310.4%Summer Nature 4K10.1%S.N.110.1%P.P.A8.8%Chimera 1080p8.3%C.u.1.0.3.s.i.i.C.L.98.2%Hair7.7%C++ Tasks7.2%C++ Threads7%Rand Numbers5.6%Stepanov Vector4.5%A.C.P4.4%Composite3.5%Buffer Test - Normal Load - Read Write3.3%Ctype2.6%Water Caustic2.4%MD52%S.A2%SciMarkSMHasherSMHasherSMHasherSMHasherGraphicsMagickSMHasherCppPerformanceBenchmarksTungsten RendererSMHasherGraphicsMagickSQLite SpeedtestCrypto++GraphicsMagickPostgreSQL pgbenchTimed HMMer Searchx265VP9 libvpx EncodingAOM AV1C-RayVP9 libvpx Encodingx264AOM AV1AOM AV1Crypto++LAME MP3 Encodingdav1ddav1dTimed MrBayes Analysisdav1dXZ CompressionTungsten RenderertoyBrot Fractal GeneratortoyBrot Fractal GeneratorCppPerformanceBenchmarksCppPerformanceBenchmarksTSCPSciMarkPostgreSQL pgbenchCppPerformanceBenchmarksTungsten RendererJohn The RipperCppPerformanceBenchmarksDefaultsLVI Mitigated

LLVM LVI Mitigation Test Cascadelake-Raom-av1: Speed 4 Realtimeaom-av1: Speed 5 Two-Passaom-av1: Speed 8 Realtimec-ray: Total Time - 4K, 16 Rays Per Pixelcpp-perf-bench: Atolcpp-perf-bench: Ctypecpp-perf-bench: Rand Numberscpp-perf-bench: Stepanov Vectorcpp-perf-bench: Function Objectscpp-perf-bench: Stepanov Abstractioncryptopp: Unkeyed Algorithmscryptopp: Integer + Elliptic Curve Public Key Algorithmsdav1d: Chimera 1080pdav1d: Summer Nature 4Kdav1d: Summer Nature 1080pdav1d: Chimera 1080p 10-bitencode-flac: WAV To FLACgraphics-magick: Swirlgraphics-magick: Rotategraphics-magick: Noise-Gaussiangraphics-magick: HWB Color Spacehimeno: Poisson Pressure Solverjohn-the-ripper: Blowfishjohn-the-ripper: MD5encode-mp3: WAV To MP3pgbench: Buffer Test - Normal Load - Read Onlypgbench: Buffer Test - Normal Load - Read Writescimark2: Compositescimark2: Monte Carlosmhasher: wyhashsmhasher: MeowHashsmhasher: Spooky32smhasher: Spooky32smhasher: fasthash32smhasher: fasthash32smhasher: t1ha2_atoncesmhasher: t1ha2_atoncesmhasher: t1ha0_aes_avx2smhasher: t1ha0_aes_avx2sqlite-speedtest: Timed Time - Size 1,000tachyon: Total Timehmmer: Pfam Database Searchmrbayes: Primate Phylogeny Analysistoybrot: C++ Taskstoybrot: C++ Threadstscp: AI Chess Performancetungsten: Hairtungsten: Water Caustictungsten: Non-Exponentialvpxenc: Speed 0vpxenc: Speed 5x264: H.264 Video Encodingx265: H.265 1080p Video Encodingcompress-xz: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9DefaultsLVI Mitigated0.631.0017.4630.25168.45830.6461416.24182.71015.58633.453287.7940904011.065557307.41177.57322.1162.8312.11847599231823413.025283158916662612.010611319.0044163861.6215722108.90644.2518.81040.48421600.2631.5889541.4825.35914180.1124.62471100.9925.13369.96435.832010.443133.1211889189513336029.7079923.11367.789295.9715.83114.1135.3921.4210.520.8313.8637.56569.08031.4311495.88686.42228.20534.108247.5245042899.348618283.87161.22292.6061.7012.3342959117993392.372641158816342613.258454563.0678423739.8625982038.44217.7542.14867.90021591.4158.5909533.2959.23214136.0545.94870559.6745.787100.94935.946313.943144.84820252028127791010.453523.669513.411844.5912.9094.0127.0423.178OpenBenchmarking.org

AOM AV1

This is a simple test of the AOMedia AV1 encoder run on the CPU with a sample video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterAOM AV1 2020-01-10Encoder Mode: Speed 4 RealtimeDefaultsLVI Mitigated0.14180.28360.42540.56720.709SE +/- 0.00, N = 3SE +/- 0.00, N = 30.630.52-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread

OpenBenchmarking.orgFrames Per Second, More Is BetterAOM AV1 2020-01-10Encoder Mode: Speed 5 Two-PassDefaultsLVI Mitigated0.2250.450.6750.91.125SE +/- 0.00, N = 3SE +/- 0.00, N = 31.000.83-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread

OpenBenchmarking.orgFrames Per Second, More Is BetterAOM AV1 2020-01-10Encoder Mode: Speed 8 RealtimeDefaultsLVI Mitigated48121620SE +/- 0.15, N = 3SE +/- 0.05, N = 317.4613.86-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per PixelDefaultsLVI Mitigated918273645SE +/- 0.09, N = 3SE +/- 0.12, N = 330.2537.57-mlvi-cfi1. (CC) gcc options: -lm -lpthread -O3

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: AtolDefaultsLVI Mitigated1530456075SE +/- 0.01, N = 3SE +/- 0.01, N = 368.4669.08-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: CtypeDefaultsLVI Mitigated714212835SE +/- 0.01, N = 3SE +/- 0.00, N = 330.6531.43-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Random NumbersDefaultsLVI Mitigated30060090012001500SE +/- 0.10, N = 3SE +/- 0.08, N = 31416.241495.89-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov VectorDefaultsLVI Mitigated20406080100SE +/- 0.03, N = 3SE +/- 0.01, N = 382.7186.42-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Function ObjectsDefaultsLVI Mitigated714212835SE +/- 0.00, N = 3SE +/- 0.00, N = 315.5928.21-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov AbstractionDefaultsLVI Mitigated816243240SE +/- 0.00, N = 3SE +/- 0.02, N = 333.4534.11-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++11

Crypto++

Crypto++ is a C++ class library of cryptographic algorithms. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMiB/second, More Is BetterCrypto++ 8.2Test: Unkeyed AlgorithmsDefaultsLVI Mitigated60120180240300SE +/- 0.14, N = 3SE +/- 0.02, N = 3287.79247.52-mlvi-cfi1. (CXX) g++ options: -O3 -fPIC -pthread -pipe

OpenBenchmarking.orgMiB/second, More Is BetterCrypto++ 8.2Test: Integer + Elliptic Curve Public Key AlgorithmsDefaultsLVI Mitigated9001800270036004500SE +/- 0.75, N = 3SE +/- 1.90, N = 34011.072899.35-mlvi-cfi1. (CXX) g++ options: -O3 -fPIC -pthread -pipe

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.6.0Video Input: Chimera 1080pDefaultsLVI Mitigated70140210280350SE +/- 3.72, N = 3SE +/- 0.41, N = 3307.41283.87MIN: 189.85 / MAX: 395.11-mlvi-cfi - MIN: 206.72 / MAX: 353.031. (CC) gcc options: -O3 -pthread

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.6.0Video Input: Summer Nature 4KDefaultsLVI Mitigated4080120160200SE +/- 1.65, N = 3SE +/- 0.83, N = 3177.57161.22MIN: 112.26 / MAX: 191.68-mlvi-cfi - MIN: 102.76 / MAX: 173.491. (CC) gcc options: -O3 -pthread

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.6.0Video Input: Summer Nature 1080pDefaultsLVI Mitigated70140210280350SE +/- 3.79, N = 15SE +/- 2.76, N = 3322.11292.60MIN: 86.27 / MAX: 371.88-mlvi-cfi - MIN: 176.3 / MAX: 324.991. (CC) gcc options: -O3 -pthread

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.6.0Video Input: Chimera 1080p 10-bitDefaultsLVI Mitigated1428425670SE +/- 0.39, N = 3SE +/- 0.27, N = 362.8361.70MIN: 48.65 / MAX: 93.25-mlvi-cfi - MIN: 47.18 / MAX: 99.371. (CC) gcc options: -O3 -pthread

FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC format five times. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.2WAV To FLACDefaultsLVI Mitigated3691215SE +/- 0.02, N = 5SE +/- 0.03, N = 512.1212.33-mlvi-cfi1. (CXX) g++ options: -O3 -lm

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests on a sample 6000x4000 pixel JPEG image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: SwirlDefaultsLVI Mitigated11223344554729-mlvi-cfi1. (CC) gcc options: -O3 -pthread -ljpeg -lXext -lSM -lICE -lX11 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: RotateDefaultsLVI Mitigated130260390520650SE +/- 3.53, N = 3SE +/- 4.68, N = 15599591-mlvi-cfi1. (CC) gcc options: -O3 -pthread -ljpeg -lXext -lSM -lICE -lX11 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: Noise-GaussianDefaultsLVI Mitigated6121824302317-mlvi-cfi1. (CC) gcc options: -O3 -pthread -ljpeg -lXext -lSM -lICE -lX11 -lxml2 -lz -lm -lpthread

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: HWB Color SpaceDefaultsLVI Mitigated4080120160200SE +/- 1.33, N = 3SE +/- 0.33, N = 318299-mlvi-cfi1. (CC) gcc options: -O3 -pthread -ljpeg -lXext -lSM -lICE -lX11 -lxml2 -lz -lm -lpthread

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverDefaultsLVI Mitigated7001400210028003500SE +/- 0.21, N = 3SE +/- 4.95, N = 33413.033392.37-mlvi-cfi1. (CC) gcc options: -O3 -mavx2

John The Ripper

This is a benchmark of John The Ripper, which is a password cracker. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.9.0-jumbo-1Test: BlowfishDefaultsLVI Mitigated3006009001200150015891588-mlvi-cfi1. (CC) gcc options: -m64 -lssl -lcrypto -pthread -lm -lz -ldl -lcrypt -mavx512f -O3 -march=native -std=gnu89 -Qunused-arguments -funroll-loops

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.9.0-jumbo-1Test: MD5DefaultsLVI Mitigated40K80K120K160K200KSE +/- 107.36, N = 3SE +/- 332.58, N = 3166626163426-mlvi-cfi1. (CC) gcc options: -m64 -lssl -lcrypto -pthread -lm -lz -ldl -lcrypt -mavx512f -O3 -march=native -std=gnu89 -Qunused-arguments -funroll-loops

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3DefaultsLVI Mitigated3691215SE +/- 0.01, N = 3SE +/- 0.01, N = 312.0113.26-mlvi-cfi1. (CC) gcc options: -O3 -pipe -lncurses -lm

PostgreSQL pgbench

This is a simple benchmark of PostgreSQL using pgbench. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 12.0Scaling: Buffer Test - Test: Normal Load - Mode: Read OnlyDefaultsLVI Mitigated130K260K390K520K650KSE +/- 4734.70, N = 3SE +/- 722.27, N = 3611319.00454563.07-mlvi-cfi1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 12.0Scaling: Buffer Test - Test: Normal Load - Mode: Read WriteDefaultsLVI Mitigated8001600240032004000SE +/- 51.74, N = 3SE +/- 79.30, N = 123861.623739.86-mlvi-cfi1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeDefaultsLVI Mitigated5001000150020002500SE +/- 0.71, N = 3SE +/- 0.84, N = 32108.902038.44-mlvi-cfi1. (CC) gcc options: -O3 -lm

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloDefaultsLVI Mitigated140280420560700SE +/- 0.05, N = 3SE +/- 0.06, N = 3644.25217.75-mlvi-cfi1. (CC) gcc options: -O3 -lm

SMHasher

SMHasher is a hash function tester. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: wyhashDefaultsLVI Mitigated1020304050SE +/- 0.00, N = 3SE +/- 0.00, N = 318.8142.15-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: MeowHashDefaultsLVI Mitigated1530456075SE +/- 0.00, N = 3SE +/- 0.00, N = 340.4867.90-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgMiB/sec, More Is BetterSMHasher 2020-02-29Hash: Spooky32DefaultsLVI Mitigated5K10K15K20K25KSE +/- 5.67, N = 3SE +/- 1.27, N = 321600.2621591.41-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: Spooky32DefaultsLVI Mitigated1326395265SE +/- 0.01, N = 3SE +/- 0.01, N = 331.5958.59-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgMiB/sec, More Is BetterSMHasher 2020-02-29Hash: fasthash32DefaultsLVI Mitigated2K4K6K8K10KSE +/- 0.05, N = 3SE +/- 0.00, N = 39541.489533.29-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: fasthash32DefaultsLVI Mitigated1326395265SE +/- 0.00, N = 3SE +/- 1.34, N = 325.3659.23-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgMiB/sec, More Is BetterSMHasher 2020-02-29Hash: t1ha2_atonceDefaultsLVI Mitigated3K6K9K12K15KSE +/- 0.22, N = 3SE +/- 0.71, N = 314180.1114136.05-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: t1ha2_atonceDefaultsLVI Mitigated1020304050SE +/- 0.00, N = 3SE +/- 0.02, N = 324.6245.95-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgMiB/sec, More Is BetterSMHasher 2020-02-29Hash: t1ha0_aes_avx2DefaultsLVI Mitigated15K30K45K60K75KSE +/- 421.92, N = 3SE +/- 540.12, N = 371100.9970559.67-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

OpenBenchmarking.orgcycles/hash, Fewer Is BetterSMHasher 2020-02-29Hash: t1ha0_aes_avx2DefaultsLVI Mitigated1020304050SE +/- 0.01, N = 3SE +/- 0.02, N = 325.1345.79-mlvi-cfi1. (CXX) g++ options: -O3 -march=native -lpthread

SQLite Speedtest

This is a benchmark of SQLite's speedtest1 benchmark program with an increased problem size of 1,000. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000DefaultsLVI Mitigated20406080100SE +/- 0.14, N = 3SE +/- 0.17, N = 369.96100.95-mlvi-cfi1. (CC) gcc options: -O3 -ldl -lz -lpthread

Tachyon

This is a test of the threaded Tachyon, a parallel ray-tracing system, measuring the time to ray-trace a sample scene. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.99b6Total TimeDefaultsLVI Mitigated816243240SE +/- 0.37, N = 15SE +/- 0.37, N = 1535.8335.951. (CC) gcc options: -m64 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

Timed HMMer Search

This test searches through the Pfam database of profile hidden markov models. The search finds the domain structure of Drosophila Sevenless protein. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchDefaultsLVI Mitigated48121620SE +/- 0.11, N = 3SE +/- 0.03, N = 310.4413.94-mlvi-cfi1. (CC) gcc options: -O3 -pthread -lhmmer -lsquid -lm

Timed MrBayes Analysis

This test performs a bayesian analysis of a set of primate genome sequences in order to estimate their phylogeny. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MrBayes Analysis 3.2.7Primate Phylogeny AnalysisDefaultsLVI Mitigated306090120150SE +/- 0.53, N = 3SE +/- 0.02, N = 3133.12144.85-mlvi-cfi1. (CC) gcc options: -mmmx -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -maes -mavx -mfma -mavx2 -mavx512f -mavx512cd -mavx512vl -mavx512bw -mavx512dq -mrdrnd -mbmi -mbmi2 -madx -mmpx -O3 -std=c99 -pedantic -lm

toyBrot Fractal Generator

ToyBrot is a Mandelbrot fractal generator supporting C++ threads/tasks, OpenMP, Threaded Building Blocks, and other targets. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgms, Fewer Is BettertoyBrot Fractal GeneratorImplementation: C++ TasksDefaultsLVI Mitigated400800120016002000SE +/- 5.17, N = 3SE +/- 20.03, N = 318892025-mlvi-cfi1. (CXX) g++ options: -O3 -lpthread

OpenBenchmarking.orgms, Fewer Is BettertoyBrot Fractal GeneratorImplementation: C++ ThreadsDefaultsLVI Mitigated400800120016002000SE +/- 10.11, N = 3SE +/- 23.26, N = 318952028-mlvi-cfi1. (CXX) g++ options: -O3 -lpthread

TSCP

This is a performance test of TSCP, Tom Kerrigan's Simple Chess Program, which has a built-in performance benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceDefaultsLVI Mitigated300K600K900K1200K1500KSE +/- 937.62, N = 513336021277910-mlvi-cfi1. (CC) gcc options: -O3 -march=native

Tungsten Renderer

Tungsten is a C++ physically based renderer that makes use of Intel's Embree ray tracing library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTungsten Renderer 0.2.2Scene: HairDefaultsLVI Mitigated3691215SE +/- 0.06856, N = 3SE +/- 0.04000, N = 39.7079910.45350-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++0x -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mfma -mbmi2 -mavx512f -mavx512vl -mavx512cd -mavx512dq -mavx512bw -mno-sse4a -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512pf -mno-avx512er -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl

OpenBenchmarking.orgSeconds, Fewer Is BetterTungsten Renderer 0.2.2Scene: Water CausticDefaultsLVI Mitigated612182430SE +/- 0.13, N = 3SE +/- 0.05, N = 323.1123.67-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++0x -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mfma -mbmi2 -mavx512f -mavx512vl -mavx512cd -mavx512dq -mavx512bw -mno-sse4a -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512pf -mno-avx512er -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl

OpenBenchmarking.orgSeconds, Fewer Is BetterTungsten Renderer 0.2.2Scene: Non-ExponentialDefaultsLVI Mitigated3691215SE +/- 0.34842, N = 12SE +/- 0.47787, N = 157.7892913.41184-mlvi-cfi1. (CXX) g++ options: -O3 -std=c++0x -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mfma -mbmi2 -mavx512f -mavx512vl -mavx512cd -mavx512dq -mavx512bw -mno-sse4a -mno-avx -mno-avx2 -mno-xop -mno-fma4 -mno-avx512pf -mno-avx512er -mno-avx512ifma -mno-avx512vbmi -rdynamic -ljpeg -lpthread -ldl

VP9 libvpx Encoding

This is a standard video encoding performance test of Google's libvpx library and the vpxenc command for the VP9/WebM format using a sample 1080p video. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.8.2Speed: Speed 0DefaultsLVI Mitigated1.34332.68664.02995.37326.7165SE +/- 0.04, N = 3SE +/- 0.03, N = 35.974.59-mlvi-cfi1. (CXX) g++ options: -m64 -lm -lpthread -O3 -fPIC -U_FORTIFY_SOURCE -std=c++11

OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.8.2Speed: Speed 5DefaultsLVI Mitigated48121620SE +/- 0.22, N = 4SE +/- 0.11, N = 315.8312.90-mlvi-cfi1. (CXX) g++ options: -m64 -lm -lpthread -O3 -fPIC -U_FORTIFY_SOURCE -std=c++11

x264

This is a simple test of the x264 encoder run on the CPU (OpenCL support disabled) with a sample video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2019-12-17H.264 Video EncodingDefaultsLVI Mitigated306090120150SE +/- 2.04, N = 12SE +/- 0.37, N = 3114.1194.01-mlvi-cfi1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -mstack-alignment=64 -fPIC -fomit-frame-pointer -fno-tree-vectorize

x265

This is a simple test of the x265 encoder run on the CPU with a sample 1080p video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.1.2H.265 1080p Video EncodingDefaultsLVI Mitigated816243240SE +/- 0.17, N = 3SE +/- 0.06, N = 335.3927.04-mlvi-cfi1. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma

XZ Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using XZ compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterXZ Compression 5.2.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9DefaultsLVI Mitigated612182430SE +/- 0.29, N = 4SE +/- 0.39, N = 321.4223.18-mlvi-cfi1. (CC) gcc options: -pthread -fvisibility=hidden -O3

Defaults

Environment Notes: CXXFLAGS=-O3 CFLAGS=-O3
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: cascadelake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x500002c
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + tsx_async_abort: Mitigation of TSX disabled

Testing initiated at 4 April 2020 13:13 by user phoronix.

LVI Mitigated

Processor: 2 x Intel Xeon Gold 5220R @ 3.90GHz (36 Cores / 72 Threads), Motherboard: TYAN S7106 (V2.01.B40 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 94GB, Disk: 500GB Samsung SSD 860, Graphics: ASPEED, Network: 2 x Intel I210 + 2 x QLogic cLOM8214 1/10GbE

OS: Ubuntu 20.04, Kernel: 5.6.2-050602-generic (x86_64), Desktop: GNOME Shell 3.36.0, Display Server: X Server 1.20.7, Display Driver: modesetting 1.20.7, Compiler: Clang 11.0.0, File-System: ext4, Screen Resolution: 1024x768

Environment Notes: CXXFLAGS="-O3 -mlvi-cfi" CFLAGS="-O3 -mlvi-cfi"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: cascadelake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0x500002c
Security Notes: itlb_multihit: KVM: Mitigation of Split huge pages + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + tsx_async_abort: Mitigation of TSX disabled

Testing initiated at 4 April 2020 21:07 by user phoronix.