Kernel LLVM

AMD Phenom II X4 965 testing with a MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS) and MSI NVIDIA GeForce GTX 650 Ti 1GB on ManjaroLinux 21.0.4 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2105191-HA-2105120HA73&sor&grs.

Kernel LLVMProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLVulkanCompilerFile-SystemScreen ResolutionKernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC secondKernel GCC -O2AMD Phenom II X4 965 @ 3.30GHz (4 Cores)MSI 890FXA-GD70 (MS-7640) v1.0 (V1.8 BIOS)AMD RD890 PCI-e GFX Hydra part16GB116GB Samsung SSD 840 + 200GB Seagate ST3200822ASMSI NVIDIA GeForce GTX 650 Ti 1GBRealtek ALC892Realtek RTL8111/8168/8411ManjaroLinux 21.0.45.12.2-153-tkg-pds-llvm (x86_64)KDE Plasma 5.21.4X Server 1.20.11NVIDIA 465.274.6.01.2.168GCC 10.2.0 + Clang 13.0.0btrfs1920x10805.12.2-153-tkg-pds (x86_64)5.12.2-153-tkg-pds-llvm (x86_64)GCC 10.2.0 + Clang 11.1.0 + LLVM 11.1.05.12.2-154-tkg-pds (x86_64)5.12.4-156-tkg-pds (x86_64)5.12.4-157-tkg-pds (x86_64)OpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysEnvironment Details- Kernel LLVM: __GL_ExperimentalPerfStrategy=1 __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1- Kernel GCC: __GL_ExperimentalPerfStrategy=1 __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1- Kernel LLVM 11.1: __GL_ExperimentalPerfStrategy=1 __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1- Kernel GCC 11.1.1: __GL_ExperimentalPerfStrategy=1 LTO_EXTRA_CFLAGS="-fgraphite-identity -floop-nest-optimize -fgcse-las -fgcse-sm -floop-interchange -floop-strip-mine -floop-block -ftree-loop-distribution -fno-signed-zeros -fno-trapping-math -fassociative-math -freciprocal-math -fno-math-errno -ffinite-math-only -fno-rounding-math -fno-signaling-nans -fcx-limited-range -fexcess-precision=fast -fdevirtualize-at-ltrans -feliminate-unused-debug-types -ftree-vectorize -mfpmath=sse -fno-semantic-interposition -ftree-loop-distribute-patterns -malign-data=cacheline -ftree-loop-vectorize -fbranch-target-load-optimize -fno-common" __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1 - Kernel GCC second: __GL_ExperimentalPerfStrategy=1 LTO_EXTRA_CFLAGS="-fgraphite-identity -floop-nest-optimize -fdevirtualize-at-ltrans -fno-semantic-interposition -fno-signed-zeros -fno-trapping-math -fassociative-math -freciprocal-math -fno-math-errno -ffinite-math-only -fno-rounding-math -fno-signaling-nans -fcx-limited-range -fexcess-precision=fast -fuse-linker-plugin -fno-fat-lto-objects" __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1 - Kernel GCC -O2: __GL_ExperimentalPerfStrategy=1 LTO_EXTRA_CFLAGS="-fpredictive-commoning -fgcse-after-reload -fvect-cost-model -ftree-partial-pre -ftree-vectorize -funsafe-math-optimizations -fgraphite-identity -floop-nest-optimize -fdevirtualize-at-ltrans -fno-semantic-interposition -fno-signed-zeros -fno-trapping-math -fassociative-math -freciprocal-math -fno-math-errno -ffinite-math-only -fno-rounding-math -fno-signaling-nans -fcx-limited-range -fexcess-precision=fast -fno-plt -fuse-linker-plugin -fno-fat-lto-objects -march=native -O2" __GL_IGNORE_GLSL_EXT_REQS=1 __GL_THREADED_OPTIMIZATIONS=1 __GL_SHADER_DISK_CACHE=1 __GL_SHADER_CACHE=1 __GL_ALLOW_UNOFFICIAL_PROTOCOL=1 Disk Details- BFQ / commit=120,compress=zstd:3,discard=async,lazytime,noatime,rw,space_cache,ssd_spread,subvol=/@home,subvolid=258 / Block Size: 4096Processor Details- Scaling Governor: acpi-cpufreq performance - CPU Microcode: 0x10000c8Security Details- itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Not affected + spectre_v1: Vulnerable: __user pointer sanitization and usercopy barriers only; no swapgs barriers + spectre_v2: Vulnerable STIBP: disabled + srbds: Not affected + tsx_async_abort: Not affected

Kernel LLVMperf-bench: Futex Lock-Piiperf: 5201 - 10 Seconds - TCP - 1iperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 64iperf: 5201 - 10 Seconds - TCP - 32iperf: 5201 - 10 Seconds - TCP - 64openssl: RSA 4096-bit Performancerocksdb: Rand Fillrocksdb: Rand Fill Synchackbench: 1 - Processschbench: 8 - 4hackbench: 8 - Threadhackbench: 16 - Threadperf-bench: Epoll Waithackbench: 8 - Processipc-benchmark: FIFO Named Pipe - 128stress-ng: Semaphoreshackbench: 4 - Processhackbench: 4 - Threadipc-benchmark: Unnamed Unix Domain Socket - 512hackbench: 16 - Processipc-benchmark: Unnamed Pipe - 128osbench: Create Filesipc-benchmark: Unnamed Unix Domain Socket - 128rocksdb: Seq Fillrocksdb: Rand Readhackbench: 1 - Threadpmbench: 4 - 80% Reads 20% Writesipc-benchmark: TCP Socket - 128ipc-benchmark: TCP Socket - 512ipc-benchmark: Unnamed Unix Domain Socket - 2048ipc-benchmark: TCP Socket - 256hackbench: 2 - Threadperf-bench: Sched Pipestress-ng: Context Switchingstress-ng: System V Message Passingipc-benchmark: Unnamed Unix Domain Socket - 256stress-ng: SENDFILEhackbench: 2 - Processapache: Static Web Page Servingwireguard: osbench: Launch Programsipc-benchmark: TCP Socket - 1024ipc-benchmark: FIFO Named Pipe - 256rocksdb: Read While Writingiperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 32ipc-benchmark: Unnamed Unix Domain Socket - 4096osbench: Memory Allocationsipc-benchmark: FIFO Named Pipe - 512leveldb: Overwritepmbench: 1 - 100% Readsipc-benchmark: TCP Socket - 2048leveldb: Overwriteipc-benchmark: TCP Socket - 4096ipc-benchmark: FIFO Named Pipe - 4096pmbench: 1 - 80% Reads 20% Writesosbench: Create Processesstress-ng: Glibc Qsort Data Sortingpostmark: Disk Transaction Performancepmbench: 4 - 100% Readsleveldb: Rand Readstress-ng: Socket Activitysqlite-speedtest: Timed Time - Size 1,000mbw: Memory Copy, Fixed Block Size - 512 MiBleveldb: Rand Deleteperf-bench: Memset 1MBleveldb: Fill Syncipc-benchmark: Unnamed Unix Domain Socket - 1024leveldb: Fill Syncleveldb: Rand Fillipc-benchmark: Unnamed Pipe - 256t-test1: 1leveldb: Rand Fillstress-ng: MEMFDstress-ng: CPU Cachembw: Memory Copy, Fixed Block Size - 1024 MiBleveldb: Seq Fillleveldb: Seq Fillpmbench: 4 - 50%pmbench: 4 - 100% Writesstress-ng: Forkingipc-benchmark: Unnamed Pipe - 4096leveldb: Hot Readpmbench: 1 - 50%pmbench: 2 - 50%ipc-benchmark: FIFO Named Pipe - 1024mbw: Memory Copy, Fixed Block Size - 4096 MiBipc-benchmark: Unnamed Pipe - 1024pmbench: 1 - 100% Writesmbw: Memory Copy - 4096 MiBipc-benchmark: Unnamed Pipe - 512perf-bench: Futex Hashleveldb: Seek Randmbw: Memory Copy, Fixed Block Size - 128 MiBpmbench: 2 - 100% Writesmbw: Memory Copy - 512 MiBpmbench: 2 - 80% Reads 20% Writesmbw: Memory Copy - 1024 MiBperf-bench: Syscall Basicmbw: Memory Copy - 128 MiBmutex: Shared Mutex Lock Sharedpmbench: 2 - 100% Readst-test1: 2mutex: Mutex Lock Unlock std::mutexctx-clock: Context Switch Timestress-ng: Glibc C String Functionsstress-ng: Memory Copyingperf-bench: Memcpy 1MBipc-benchmark: FIFO Named Pipe - 2048stress-ng: Matrix Mathipc-benchmark: Unnamed Pipe - 2048mutex: Semaphore Release And Acquirestress-ng: Mallocmutex: Mutex Lock Unlock spinlockmutex: Mutex Lock Unlock pthread_mutexmutex: Mutex Lock Unlock std::mutextinymembench: Standard Memsetstress-ng: Atomicmutex: Mutex Lock Unlock spinlock_amdstress-ng: Cryptotinymembench: Standard Memcpystress-ng: CPU Stressmutex: Mutex Lock Unlock ticket_spinlockstress-ng: Vector Mathstress-ng: NUMApgbench: 100 - 1 - Read Only - Average Latencypgbench: 100 - 1 - Read Onlypgbench: 1 - 250 - Read Only - Average Latencypgbench: 1 - 250 - Read Onlypgbench: 1 - 100 - Read Only - Average Latencypgbench: 1 - 100 - Read Onlypgbench: 1 - 50 - Read Only - Average Latencypgbench: 1 - 50 - Read Onlypgbench: 1 - 1 - Read Write - Average Latencypgbench: 1 - 1 - Read Writepgbench: 1 - 1 - Read Only - Average Latencypgbench: 1 - 1 - Read Onlyiperf: 5201 - 10 Seconds - UDP - 64iperf: 5201 - 10 Seconds - UDP - 32iperf: 5201 - 10 Seconds - UDP - 1iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 64iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 32iperf: 5201 - 10 Seconds - UDP - 1000Mbit Objective - 1iperf: 5201 - 10 Seconds - UDP - 100Mbit Objective - 1stress-ng: MMAPhackbench: 32 - Processosbench: Create ThreadsKernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC secondKernel GCC -O2973822637201792001318133441.745205749006310.3873351988.294168.26136540979.20128011571229760.0340.36144.0991151175159.749289172738.82239713635615347701312343311.9790.124029850012062968520300253997923.060214271548376.444225731.83120431253687.4720.91016754.67550.06895.5073041453827227845424443921412457959141.110659174667830.30.062395088014.5705500894656360.117540.93090736.8237130.06552.2931877.82132.1903548.36213.45312.03361017.67993684124.914.481235176131.99930.59.016.843575.71913.95731.60.11910.113219252.074688752.3100.11280.116112809893600.37312854870.10385105.868177278771933413.3593623.8630.10655146.6710.12005152.911166275665172.97431.90.064011.04125.5264112501.831019.435.96910380748011754.1581438719.011148830.4642.921.335.05702.3167420.3046.9644.005825.3825.5924.99619.98380.050199144.305580831.445691960.685730137.2251380.0412433167.133.61.0564003200100010012.45369.54816.5500641315522822204112070018304448.045891749964010.0842859777.877153.61139407872.84230436861277296.3237.05039.9011171213144.751304026136.75038913747455445721334783410.9630.123529713432054086559665251713321.534209932530566.534626477.31123368855850.5019.35418155.45513.19491.0607971421362229970323979921434473559135.699351177633331.20.063294413814.1255550854835110.115939.48688536.7438660.06492.4111957.06125.9623719.91113.16111.99891217.43596406525.114.137233737731.27431.29.06.903724.20413.54732.60.12060.112919887.814796832.3890.11350.117612972163722.10613169130.10325267.712180933071131783.3933715.4880.10595267.5200.12095257.927169079395259.71431.60.063710.93925.2266113135.641014.425.91337881157011754.9481967919.111170312.2042.521.334.75691.5167641.3646.6642.705826.1828.2424.89629.613867.133.61.0564003200100010013.13317.40515.7456401304321899198351773516653447.844907849066611.4582874788.562176.70037555881.68426498551274218.4241.25544.3001120322161.291272203039.39561713368175357961328395412.1460.123429432272044677515245250388923.498217433574464.004244091.68120916154398.5120.88816830.43555.20197.4329311471645215034124755620504448144137.383382174710329.90.064194818714.7315625764696680.119440.31340336.4437130.06722.3531912.64131.7203693.63413.46212.01704718.05792627724.314.722228373832.65630.08.886.693705.67813.72532.20.12310.114519280.774716932.3170.11380.118212811123689.68612796520.10495240.097179850970066653.4123648.5440.10855233.3180.12185252.537165862835160.39231.90.064511.14425.3264111451.531014.435.95415080865811766.6481276819.011061908.0242.521.335.05677.3168572.7246.7644.65809.3824.8324.89625.423867.133.61.0564003200100010012.71349.93716.0199804604512876118621205211544444.13716964182039.5972939377.028152.80141399772.16429869121197368.7937.33840.0641137453143.683303409839.00362714111344903541292588511.3900.136029062092016930558725246756821.931199049580896.524546211.15128103158610.1519.70117756.27546.30293.3202111442407230629823699620974474951143.742005183570131.70.063394164513.9185567044909140.122139.47655436.5638860.06482.4021907.72129.8403665.78212.84711.56433417.68193347824.814.159236010732.38731.28.686.883682.90213.40532.90.12180.115319951.994835662.3930.11420.120113245193689.89913222940.10655241.737182420770896863.3583627.9680.10845204.9240.12185221.134166996905171.80632.20.063810.96025.2268112275.431021.295.92764581567811746.108092061911072394.4642.821.334.75662.7168463.9946.8640.735810.2825.7924.99599.183867.133.61.0564003200100010012.43351.33014.5665801381923105206142095918373447.94168614565659.6343334874.730149.86041640571.11328699051359932.3936.51339.2351238737146.172301531235.35261714858545025251206895111.0340.125432003112214341565671269025321.441217939577601.314499326.25131686756226.7819.24917323.23518.70290.1039441533599229675323091721704476636134.984652185418730.20.064498654514.5965780884832400.117639.39310734.9639060.06392.3811974.44126.6413703.65313.45112.11374717.24496792725.414.327238617031.71030.88.746.933705.52713.70332.20.12060.113119873.834859032.3800.11550.116113144733706.98312943860.10515247.692180971671185993.4173671.4560.10645241.0980.12175249.699168801255172.91931.60.064310.94525.1265112429.171020.785.90647181807611704.6881266218.911094610.3642.821.534.85667.0168252.7446.7643.775825.9826.1824.89613.253867.133.61.0564003200100010013.45313.24215.3878531419322992211012083918311332.34372444828679.8592812878.033154.98042033072.38328373811198806.7037.02240.3181100539145.815274740337.18129013987775246291338493411.4480.123932019592208139541133270898522.170206290550134.824464126.75130165454086.7819.56717978.08544.23991.8364521535220221892424552221977478518135.752916177029431.30.066099700614.0705805614749020.117938.85428136.4038660.06692.3611954.88126.8723690.70113.05712.02841117.53092581125.014.086229592931.88531.39.056.973701.61213.67432.30.12370.117119795.184758022.3330.11680.119612925873703.68012923750.10635250.563176942670393503.4443661.0570.10855246.1180.11915237.287169071125171.07831.60.064910.96025.2265112106.261028.265.89076081253011615.2381448519.011104734.0942.521.334.95687.4167506.6846.7644.115800.1826.1124.89615.203867.133.61.0564003200100010012.77335.22614.147758OpenBenchmarking.org

perf-bench

Benchmark: Futex Lock-Pi

OpenBenchmarking.orgops/sec, More Is Betterperf-benchBenchmark: Futex Lock-PiKernel GCC 11.1.1Kernel GCC -O2Kernel GCC secondKernel GCCKernel LLVM 11.1Kernel LLVM10K20K30K40K50KSE +/- 2731.13, N = 12SE +/- 199.05, N = 3SE +/- 136.18, N = 3SE +/- 20.00, N = 3SE +/- 12.14, N = 3SE +/- 7.69, N = 3460451419313819131551304397381. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 1Kernel GCC secondKernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.15K10K15K20K25KSE +/- 353.22, N = 14SE +/- 214.91, N = 3SE +/- 85.32, N = 3SE +/- 273.77, N = 15SE +/- 212.79, N = 3SE +/- 109.87, N = 32310522992228222263721899128761. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 64Kernel GCC -O2Kernel GCC secondKernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.15K10K15K20K25KSE +/- 152.24, N = 3SE +/- 71.62, N = 3SE +/- 36.96, N = 3SE +/- 67.90, N = 3SE +/- 13.02, N = 3SE +/- 948.81, N = 152110120614204112017919835118621. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 32Kernel GCC secondKernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.14K8K12K16K20KSE +/- 81.42, N = 3SE +/- 174.36, N = 3SE +/- 135.39, N = 3SE +/- 187.37, N = 7SE +/- 647.29, N = 15SE +/- 142.34, N = 32095920839207002001317735120521. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: TCP - Parallel: 64Kernel GCC secondKernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.14K8K12K16K20KSE +/- 43.64, N = 3SE +/- 113.92, N = 13SE +/- 78.33, N = 3SE +/- 203.43, N = 4SE +/- 425.25, N = 15SE +/- 152.42, N = 31837318311183041813316653115441. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

OpenSSL

RSA 4096-bit Performance

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit PerformanceKernel GCCKernel GCC secondKernel LLVM 11.1Kernel GCC 11.1.1Kernel LLVMKernel GCC -O2100200300400500SE +/- 0.18, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 2.02, N = 3SE +/- 4.10, N = 7SE +/- 3.48, N = 3448.0447.9447.8444.1441.7332.3

Facebook RocksDB

Test: Random Fill

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random FillKernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1100K200K300K400K500KSE +/- 3750.21, N = 3SE +/- 3333.72, N = 3SE +/- 3376.28, N = 3SE +/- 3221.54, N = 3SE +/- 1435.13, N = 3SE +/- 4304.32, N = 34589174520574490784372444168613716961. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

Facebook RocksDB

Test: Random Fill Sync

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random Fill SyncKernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1110K220K330K440K550KSE +/- 1981.98, N = 3SE +/- 4275.49, N = 3SE +/- 2169.84, N = 3SE +/- 2628.65, N = 3SE +/- 2054.68, N = 3SE +/- 5443.53, N = 34996404906664900634828674565654182031. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

Hackbench

Count: 1 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 1 - Type: ProcessKernel GCC 11.1.1Kernel GCC secondKernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.13691215SE +/- 0.083, N = 3SE +/- 0.026, N = 3SE +/- 0.055, N = 3SE +/- 0.230, N = 12SE +/- 0.028, N = 3SE +/- 0.026, N = 39.5979.6349.85910.08410.38711.4581. (CC) gcc options: -lpthread

Schbench

Message Threads: 8 - Workers Per Message Thread: 4

OpenBenchmarking.orgusec, 99.9th Latency Percentile, Fewer Is BetterSchbenchMessage Threads: 8 - Workers Per Message Thread: 4Kernel GCC -O2Kernel GCCKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC secondKernel LLVM7K14K21K28K35KSE +/- 128.00, N = 3SE +/- 267.31, N = 3SE +/- 216.51, N = 3SE +/- 386.40, N = 13SE +/- 2842.74, N = 15SE +/- 2786.67, N = 152812828597287472939333348335191. (CC) gcc options: -O2 -lpthread

Hackbench

Count: 8 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ThreadKernel GCC secondKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel LLVMKernel LLVM 11.120406080100SE +/- 0.63, N = 3SE +/- 0.50, N = 15SE +/- 0.23, N = 3SE +/- 0.89, N = 15SE +/- 0.97, N = 3SE +/- 0.81, N = 1574.7377.0377.8878.0388.2988.561. (CC) gcc options: -lpthread

Hackbench

Count: 16 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 16 - Type: ThreadKernel GCC secondKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel LLVMKernel LLVM 11.14080120160200SE +/- 0.82, N = 3SE +/- 1.30, N = 8SE +/- 0.69, N = 3SE +/- 2.25, N = 12SE +/- 1.75, N = 3SE +/- 2.17, N = 4149.86152.80153.61154.98168.26176.701. (CC) gcc options: -lpthread

perf-bench

Benchmark: Epoll Wait

OpenBenchmarking.orgops/sec, More Is Betterperf-benchBenchmark: Epoll WaitKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel GCCKernel LLVM 11.1Kernel LLVM90K180K270K360K450KSE +/- 1831.78, N = 3SE +/- 3943.79, N = 3SE +/- 1873.36, N = 3SE +/- 4664.03, N = 3SE +/- 1651.40, N = 3SE +/- 2596.83, N = 34203304164054139973940783755583654091. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

Hackbench

Count: 8 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 8 - Type: ProcessKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.120406080100SE +/- 0.57, N = 3SE +/- 0.33, N = 3SE +/- 0.21, N = 3SE +/- 0.85, N = 3SE +/- 0.46, N = 3SE +/- 0.85, N = 471.1172.1672.3872.8479.2081.681. (CC) gcc options: -lpthread

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 128Kernel GCCKernel GCC 11.1.1Kernel GCC secondKernel GCC -O2Kernel LLVMKernel LLVM 11.1700K1400K2100K2800K3500KSE +/- 29770.09, N = 3SE +/- 8055.70, N = 3SE +/- 41098.36, N = 3SE +/- 21895.31, N = 3SE +/- 18345.59, N = 3SE +/- 35347.02, N = 3304368629869122869905283738128011572649855

Stress-NG

Test: Semaphores

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: SemaphoresKernel GCC secondKernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC -O2Kernel GCC 11.1.1300K600K900K1200K1500KSE +/- 6730.44, N = 3SE +/- 9507.55, N = 15SE +/- 14472.05, N = 3SE +/- 10868.11, N = 15SE +/- 15878.48, N = 15SE +/- 13131.30, N = 31359932.391277296.321274218.421229760.031198806.701197368.791. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Hackbench

Count: 4 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 4 - Type: ProcessKernel GCC secondKernel GCC -O2Kernel GCCKernel GCC 11.1.1Kernel LLVMKernel LLVM 11.1918273645SE +/- 0.15, N = 3SE +/- 0.15, N = 3SE +/- 0.12, N = 3SE +/- 0.05, N = 3SE +/- 0.08, N = 3SE +/- 0.16, N = 336.5137.0237.0537.3440.3641.261. (CC) gcc options: -lpthread

Hackbench

Count: 4 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 4 - Type: ThreadKernel GCC secondKernel GCCKernel GCC 11.1.1Kernel GCC -O2Kernel LLVMKernel LLVM 11.11020304050SE +/- 0.24, N = 3SE +/- 0.35, N = 3SE +/- 0.04, N = 3SE +/- 0.36, N = 3SE +/- 0.16, N = 3SE +/- 0.11, N = 339.2439.9040.0640.3244.1044.301. (CC) gcc options: -lpthread

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 512

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 512Kernel GCC secondKernel GCCKernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O2300K600K900K1200K1500KSE +/- 13961.99, N = 4SE +/- 4109.25, N = 3SE +/- 1165.49, N = 3SE +/- 5290.86, N = 3SE +/- 7819.75, N = 12SE +/- 6916.65, N = 3123873711712131151175113745311203221100539

Hackbench

Count: 16 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 16 - Type: ProcessKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel GCC secondKernel LLVMKernel LLVM 11.14080120160200SE +/- 0.54, N = 3SE +/- 0.22, N = 3SE +/- 1.40, N = 3SE +/- 2.07, N = 12SE +/- 0.62, N = 3SE +/- 1.83, N = 3143.68144.75145.82146.17159.75161.291. (CC) gcc options: -lpthread

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 128Kernel GCCKernel GCC 11.1.1Kernel GCC secondKernel LLVMKernel GCC -O2Kernel LLVM 11.1700K1400K2100K2800K3500KSE +/- 34085.75, N = 4SE +/- 33830.67, N = 15SE +/- 27841.96, N = 15SE +/- 22099.44, N = 3SE +/- 6220.95, N = 3SE +/- 11315.58, N = 3304026130340983015312289172727474032722030

OSBench

Test: Create Files

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create FilesKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1918273645SE +/- 0.03, N = 3SE +/- 0.04, N = 3SE +/- 0.08, N = 3SE +/- 0.24, N = 3SE +/- 0.05, N = 3SE +/- 0.05, N = 335.3536.7537.1838.8239.0039.40-lm-lm1. (CC) gcc options:

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 128Kernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVMKernel LLVM 11.1300K600K900K1200K1500KSE +/- 4576.08, N = 3SE +/- 4904.13, N = 3SE +/- 18291.13, N = 3SE +/- 4747.41, N = 3SE +/- 4775.86, N = 3SE +/- 5815.34, N = 3148585414111341398777137474513635611336817

Facebook RocksDB

Test: Sequential Fill

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Sequential FillKernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1120K240K360K480K600KSE +/- 2578.31, N = 3SE +/- 6929.94, N = 3SE +/- 3023.00, N = 3SE +/- 5581.80, N = 3SE +/- 2884.73, N = 3SE +/- 3481.21, N = 35445725357965347705246295025254903541. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

Facebook RocksDB

Test: Random Read

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Random ReadKernel GCC -O2Kernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC 11.1.1Kernel GCC second3M6M9M12M15MSE +/- 50538.88, N = 3SE +/- 85590.38, N = 3SE +/- 47642.98, N = 3SE +/- 59134.09, N = 3SE +/- 32869.63, N = 3SE +/- 59121.96, N = 31338493413347834132839541312343312925885120689511. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

Hackbench

Count: 1 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 1 - Type: ThreadKernel GCCKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel LLVMKernel LLVM 11.13691215SE +/- 0.05, N = 3SE +/- 0.08, N = 3SE +/- 0.08, N = 3SE +/- 0.04, N = 3SE +/- 0.04, N = 3SE +/- 0.06, N = 310.9611.0311.3911.4511.9812.151. (CC) gcc options: -lpthread

pmbench

Concurrent Worker Threads: 4 - Read-Write Ratio: 80% Reads 20% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 4 - Read-Write Ratio: 80% Reads 20% WritesKernel LLVM 11.1Kernel GCCKernel GCC -O2Kernel LLVMKernel GCC secondKernel GCC 11.1.10.03060.06120.09180.12240.153SE +/- 0.0014, N = 3SE +/- 0.0012, N = 3SE +/- 0.0014, N = 4SE +/- 0.0016, N = 3SE +/- 0.0007, N = 3SE +/- 0.0072, N = 150.12340.12350.12390.12400.12540.13601. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

IPC_benchmark

Type: TCP Socket - Message Bytes: 128

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 128Kernel GCC -O2Kernel GCC secondKernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1700K1400K2100K2800K3500KSE +/- 2017.31, N = 3SE +/- 20923.59, N = 3SE +/- 10452.71, N = 3SE +/- 24608.70, N = 9SE +/- 41324.96, N = 3SE +/- 1162.56, N = 3320195932003112985001297134329432272906209

IPC_benchmark

Type: TCP Socket - Message Bytes: 512

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 512Kernel GCC secondKernel GCC -O2Kernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1500K1000K1500K2000K2500KSE +/- 6757.28, N = 3SE +/- 8935.81, N = 3SE +/- 11997.79, N = 3SE +/- 2605.04, N = 3SE +/- 21799.46, N = 4SE +/- 3867.40, N = 3221434122081392062968205408620446772016930

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 2048

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 2048Kernel GCC secondKernel GCCKernel GCC 11.1.1Kernel GCC -O2Kernel LLVMKernel LLVM 11.1120K240K360K480K600KSE +/- 2914.07, N = 3SE +/- 1280.33, N = 3SE +/- 3911.99, N = 3SE +/- 968.00, N = 3SE +/- 359.60, N = 3SE +/- 1696.10, N = 3565671559665558725541133520300515245

IPC_benchmark

Type: TCP Socket - Message Bytes: 256

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 256Kernel GCC -O2Kernel GCC secondKernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1600K1200K1800K2400K3000KSE +/- 19005.72, N = 3SE +/- 25609.87, N = 3SE +/- 9721.39, N = 3SE +/- 22225.96, N = 7SE +/- 16570.75, N = 15SE +/- 13535.65, N = 3270898526902532539979251713325038892467568

Hackbench

Count: 2 - Type: Thread

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 2 - Type: ThreadKernel GCC secondKernel GCCKernel GCC 11.1.1Kernel GCC -O2Kernel LLVMKernel LLVM 11.1612182430SE +/- 0.06, N = 3SE +/- 0.16, N = 3SE +/- 0.07, N = 3SE +/- 0.12, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 321.4421.5321.9322.1723.0623.501. (CC) gcc options: -lpthread

perf-bench

Benchmark: Sched Pipe

OpenBenchmarking.orgops/sec, More Is Betterperf-benchBenchmark: Sched PipeKernel GCC secondKernel LLVM 11.1Kernel LLVMKernel GCCKernel GCC -O2Kernel GCC 11.1.150K100K150K200K250KSE +/- 2622.47, N = 3SE +/- 861.60, N = 3SE +/- 896.38, N = 3SE +/- 569.18, N = 3SE +/- 1452.53, N = 3SE +/- 296.37, N = 32179392174332142712099322062901990491. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

Stress-NG

Test: Context Switching

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Context SwitchingKernel GCC 11.1.1Kernel GCC secondKernel LLVM 11.1Kernel GCC -O2Kernel LLVMKernel GCC120K240K360K480K600KSE +/- 5035.55, N = 3SE +/- 3817.65, N = 3SE +/- 2034.95, N = 3SE +/- 5702.98, N = 4SE +/- 2752.66, N = 3SE +/- 4193.19, N = 3580896.52577601.31574464.00550134.82548376.44530566.531. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Stress-NG

Test: System V Message Passing

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: System V Message PassingKernel GCCKernel GCC 11.1.1Kernel GCC secondKernel GCC -O2Kernel LLVM 11.1Kernel LLVM1000K2000K3000K4000K5000KSE +/- 32996.49, N = 12SE +/- 19986.42, N = 3SE +/- 41439.13, N = 14SE +/- 25462.59, N = 3SE +/- 18462.77, N = 3SE +/- 2913.62, N = 34626477.314546211.154499326.254464126.754244091.684225731.831. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 256

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 256Kernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel GCCKernel LLVM 11.1Kernel LLVM300K600K900K1200K1500KSE +/- 2434.45, N = 3SE +/- 3399.89, N = 3SE +/- 17761.76, N = 3SE +/- 1670.87, N = 3SE +/- 7325.27, N = 3SE +/- 4752.07, N = 3131686713016541281031123368812091611204312

Stress-NG

Test: SENDFILE

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: SENDFILEKernel GCC 11.1.1Kernel GCC secondKernel GCCKernel LLVM 11.1Kernel GCC -O2Kernel LLVM13K26K39K52K65KSE +/- 600.66, N = 5SE +/- 48.60, N = 3SE +/- 144.65, N = 3SE +/- 46.31, N = 3SE +/- 145.15, N = 3SE +/- 107.63, N = 358610.1556226.7855850.5054398.5154086.7853687.471. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Hackbench

Count: 2 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 2 - Type: ProcessKernel GCC secondKernel GCCKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM 11.1Kernel LLVM510152025SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.04, N = 3SE +/- 0.26, N = 3SE +/- 0.04, N = 3SE +/- 0.22, N = 1419.2519.3519.5719.7020.8920.911. (CC) gcc options: -lpthread

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page ServingKernel GCCKernel GCC -O2Kernel GCC 11.1.1Kernel GCC secondKernel LLVM 11.1Kernel LLVM4K8K12K16K20KSE +/- 31.87, N = 3SE +/- 36.05, N = 3SE +/- 221.42, N = 3SE +/- 52.94, N = 3SE +/- 18.45, N = 3SE +/- 28.17, N = 318155.4517978.0817756.2717323.2316830.4316754.671. (CC) gcc options: -shared -fPIC -O2 -pthread

WireGuard + Linux Networking Stack Stress Test

OpenBenchmarking.orgSeconds, Fewer Is BetterWireGuard + Linux Networking Stack Stress TestKernel GCCKernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVMKernel LLVM 11.1120240360480600SE +/- 1.35, N = 3SE +/- 0.83, N = 3SE +/- 1.24, N = 3SE +/- 25.08, N = 9SE +/- 0.12, N = 3SE +/- 0.65, N = 3513.19518.70544.24546.30550.07555.20

OSBench

Test: Launch Programs

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Launch ProgramsKernel GCC secondKernel GCCKernel GCC -O2Kernel GCC 11.1.1Kernel LLVMKernel LLVM 11.120406080100SE +/- 0.33, N = 3SE +/- 0.19, N = 3SE +/- 0.44, N = 3SE +/- 0.41, N = 3SE +/- 0.20, N = 3SE +/- 0.64, N = 390.1091.0691.8493.3295.5197.43-lm-lm1. (CC) gcc options:

IPC_benchmark

Type: TCP Socket - Message Bytes: 1024

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 1024Kernel GCC -O2Kernel GCC secondKernel LLVM 11.1Kernel LLVMKernel GCC 11.1.1Kernel GCC300K600K900K1200K1500KSE +/- 4706.27, N = 3SE +/- 3631.62, N = 3SE +/- 3846.75, N = 3SE +/- 2398.52, N = 3SE +/- 3612.27, N = 3SE +/- 2423.58, N = 3153522015335991471645145382714424071421362

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 256

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 256Kernel GCC 11.1.1Kernel GCCKernel GCC secondKernel LLVMKernel GCC -O2Kernel LLVM 11.1500K1000K1500K2000K2500KSE +/- 18030.45, N = 3SE +/- 4874.11, N = 3SE +/- 20679.46, N = 3SE +/- 5587.94, N = 3SE +/- 4510.34, N = 3SE +/- 4551.71, N = 3230629822997032296753227845422189242150341

Facebook RocksDB

Test: Read While Writing

OpenBenchmarking.orgOp/s, More Is BetterFacebook RocksDB 6.3.6Test: Read While WritingKernel LLVM 11.1Kernel GCC -O2Kernel LLVMKernel GCCKernel GCC 11.1.1Kernel GCC second50K100K150K200K250KSE +/- 5773.77, N = 14SE +/- 3485.16, N = 14SE +/- 5812.42, N = 14SE +/- 772.88, N = 3SE +/- 2701.00, N = 3SE +/- 2840.83, N = 32475562455222444392397992369962309171. (CXX) g++ options: -O3 -march=native -std=c++11 -fno-builtin-memcmp -fno-rtti -rdynamic -lpthread

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 32Kernel GCC -O2Kernel GCC secondKernel GCCKernel LLVMKernel GCC 11.1.1Kernel LLVM 11.15K10K15K20K25KSE +/- 76.26, N = 3SE +/- 77.80, N = 3SE +/- 131.93, N = 3SE +/- 114.44, N = 3SE +/- 124.77, N = 3SE +/- 267.82, N = 32197721704214342141220974205041. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 4096

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 4096Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel GCCKernel LLVMKernel LLVM 11.1100K200K300K400K500KSE +/- 2014.43, N = 3SE +/- 784.80, N = 3SE +/- 1315.59, N = 3SE +/- 1755.44, N = 3SE +/- 1305.06, N = 3SE +/- 680.61, N = 3478518476636474951473559457959448144

OSBench

Test: Memory Allocations

OpenBenchmarking.orgNs Per Event, Fewer Is BetterOSBenchTest: Memory AllocationsKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel LLVMKernel GCC 11.1.1306090120150SE +/- 0.41, N = 3SE +/- 0.11, N = 3SE +/- 0.54, N = 3SE +/- 0.34, N = 3SE +/- 0.44, N = 3SE +/- 1.67, N = 3134.98135.70135.75137.38141.11143.74-lm-lm1. (CC) gcc options:

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 512

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 512Kernel GCC secondKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel LLVM400K800K1200K1600K2000KSE +/- 19391.93, N = 3SE +/- 14438.74, N = 3SE +/- 19241.60, N = 3SE +/- 4155.22, N = 3SE +/- 8871.35, N = 3SE +/- 24548.29, N = 3185418718357011776333177029417471031746678

LevelDB

Benchmark: Overwrite

OpenBenchmarking.orgMB/s, More Is BetterLevelDB 1.22Benchmark: OverwriteKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVMKernel GCC secondKernel LLVM 11.1714212835SE +/- 0.19, N = 3SE +/- 0.06, N = 3SE +/- 0.23, N = 3SE +/- 0.19, N = 3SE +/- 0.35, N = 4SE +/- 0.17, N = 331.731.331.230.330.229.9-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

pmbench

Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Reads

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 1 - Read-Write Ratio: 100% ReadsKernel LLVMKernel GCCKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC secondKernel GCC -O20.01490.02980.04470.05960.0745SE +/- 0.0005, N = 15SE +/- 0.0006, N = 7SE +/- 0.0005, N = 15SE +/- 0.0003, N = 3SE +/- 0.0008, N = 4SE +/- 0.0009, N = 30.06230.06320.06330.06410.06440.06601. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

IPC_benchmark

Type: TCP Socket - Message Bytes: 2048

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 2048Kernel GCC -O2Kernel GCC secondKernel LLVMKernel LLVM 11.1Kernel GCCKernel GCC 11.1.1200K400K600K800K1000KSE +/- 5500.46, N = 3SE +/- 4775.33, N = 3SE +/- 5079.92, N = 3SE +/- 4947.37, N = 3SE +/- 8681.93, N = 3SE +/- 8337.04, N = 3997006986545950880948187944138941645

LevelDB

Benchmark: Overwrite

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: OverwriteKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVMKernel GCC secondKernel LLVM 11.148121620SE +/- 0.06, N = 3SE +/- 0.01, N = 3SE +/- 0.12, N = 3SE +/- 0.09, N = 3SE +/- 0.17, N = 4SE +/- 0.09, N = 313.9214.0714.1314.5714.6014.73-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

IPC_benchmark

Type: TCP Socket - Message Bytes: 4096

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: TCP Socket - Message Bytes: 4096Kernel GCC -O2Kernel GCC secondKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCCKernel LLVM120K240K360K480K600KSE +/- 1256.22, N = 3SE +/- 598.96, N = 3SE +/- 1685.44, N = 3SE +/- 2367.23, N = 3SE +/- 4984.28, N = 3SE +/- 1970.04, N = 3580561578088562576556704555085550089

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 4096

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 4096Kernel GCC 11.1.1Kernel GCCKernel GCC secondKernel GCC -O2Kernel LLVM 11.1Kernel LLVM110K220K330K440K550KSE +/- 851.18, N = 3SE +/- 1945.98, N = 3SE +/- 1490.36, N = 3SE +/- 189.67, N = 3SE +/- 3051.56, N = 3SE +/- 2657.74, N = 3490914483511483240474902469668465636

pmbench

Concurrent Worker Threads: 1 - Read-Write Ratio: 80% Reads 20% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 1 - Read-Write Ratio: 80% Reads 20% WritesKernel GCCKernel LLVMKernel GCC secondKernel GCC -O2Kernel LLVM 11.1Kernel GCC 11.1.10.02750.0550.08250.110.1375SE +/- 0.0011, N = 3SE +/- 0.0012, N = 4SE +/- 0.0004, N = 3SE +/- 0.0013, N = 4SE +/- 0.0010, N = 3SE +/- 0.0012, N = 50.11590.11750.11760.11790.11940.12211. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

OSBench

Test: Create Processes

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ProcessesKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel GCCKernel LLVM 11.1Kernel LLVM918273645SE +/- 0.24, N = 3SE +/- 0.09, N = 3SE +/- 0.48, N = 3SE +/- 0.28, N = 3SE +/- 0.16, N = 3SE +/- 0.18, N = 338.8539.3939.4839.4940.3140.93-lm-lm1. (CC) gcc options:

Stress-NG

Test: Glibc Qsort Data Sorting

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Glibc Qsort Data SortingKernel LLVMKernel GCCKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O2Kernel GCC second816243240SE +/- 0.24, N = 3SE +/- 0.37, N = 3SE +/- 0.47, N = 3SE +/- 0.44, N = 4SE +/- 0.32, N = 3SE +/- 0.57, N = 1536.8236.7436.5636.4436.4034.961. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVM 11.1Kernel LLVM8001600240032004000SE +/- 0.00, N = 3SE +/- 20.00, N = 3SE +/- 20.00, N = 3SE +/- 20.00, N = 3SE +/- 18.33, N = 3SE +/- 18.33, N = 33906388638663866371337131. (CC) gcc options: -O3

pmbench

Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Reads

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 4 - Read-Write Ratio: 100% ReadsKernel GCC secondKernel GCC 11.1.1Kernel GCCKernel LLVMKernel GCC -O2Kernel LLVM 11.10.01510.03020.04530.06040.0755SE +/- 0.0003, N = 3SE +/- 0.0006, N = 3SE +/- 0.0008, N = 3SE +/- 0.0007, N = 3SE +/- 0.0007, N = 15SE +/- 0.0006, N = 30.06390.06480.06490.06550.06690.06721. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

LevelDB

Benchmark: Random Read

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Random ReadKernel LLVMKernel LLVM 11.1Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel GCC0.54251.0851.62752.172.7125SE +/- 0.027, N = 4SE +/- 0.021, N = 7SE +/- 0.013, N = 3SE +/- 0.025, N = 15SE +/- 0.012, N = 3SE +/- 0.019, N = 92.2932.3532.3612.3812.4022.411-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

Stress-NG

Test: Socket Activity

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Socket ActivityKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel GCC 11.1.1Kernel LLVM400800120016002000SE +/- 4.75, N = 3SE +/- 2.69, N = 3SE +/- 9.84, N = 3SE +/- 1.60, N = 3SE +/- 3.56, N = 3SE +/- 1.75, N = 31974.441957.061954.881912.641907.721877.821. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

SQLite Speedtest

Timed Time - Size 1,000

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite Speedtest 3.30Timed Time - Size 1,000Kernel GCCKernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM 11.1Kernel LLVM306090120150SE +/- 0.26, N = 3SE +/- 0.09, N = 3SE +/- 0.30, N = 3SE +/- 0.41, N = 3SE +/- 0.40, N = 3SE +/- 0.52, N = 3125.96126.64126.87129.84131.72132.191. (CC) gcc options: -O2 -ldl -lz -lpthread

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 512 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 512 MiBKernel GCCKernel GCC secondKernel LLVM 11.1Kernel GCC -O2Kernel GCC 11.1.1Kernel LLVM8001600240032004000SE +/- 4.41, N = 3SE +/- 3.51, N = 3SE +/- 6.66, N = 3SE +/- 9.26, N = 3SE +/- 2.51, N = 3SE +/- 1.95, N = 33719.913703.653693.633690.703665.783548.361. (CC) gcc options: -O3 -march=native

LevelDB

Benchmark: Random Delete

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Random DeleteKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel GCC secondKernel LLVMKernel LLVM 11.13691215SE +/- 0.11, N = 3SE +/- 0.09, N = 3SE +/- 0.07, N = 3SE +/- 0.17, N = 3SE +/- 0.15, N = 3SE +/- 0.03, N = 312.8513.0613.1613.4513.4513.46-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

perf-bench

Benchmark: Memset 1MB

OpenBenchmarking.orgGB/sec, More Is Betterperf-benchBenchmark: Memset 1MBKernel GCC secondKernel LLVMKernel GCC -O2Kernel LLVM 11.1Kernel GCCKernel GCC 11.1.13691215SE +/- 0.09, N = 3SE +/- 0.01, N = 3SE +/- 0.08, N = 3SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.11, N = 1512.1112.0312.0312.0212.0011.561. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

LevelDB

Benchmark: Fill Sync

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Fill SyncKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVMKernel GCC 11.1.1Kernel LLVM 11.148121620SE +/- 0.20, N = 4SE +/- 0.26, N = 4SE +/- 0.20, N = 3SE +/- 0.15, N = 3SE +/- 0.06, N = 3SE +/- 0.19, N = 317.2417.4417.5317.6817.6818.06-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

IPC_benchmark

Type: Unnamed Unix Domain Socket - Message Bytes: 1024

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Unix Domain Socket - Message Bytes: 1024Kernel GCC secondKernel GCCKernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O2200K400K600K800K1000KSE +/- 6708.05, N = 13SE +/- 4520.85, N = 3SE +/- 1701.21, N = 3SE +/- 3632.86, N = 3SE +/- 3059.81, N = 3SE +/- 1656.80, N = 3967927964065936841933478926277925811

LevelDB

Benchmark: Fill Sync

OpenBenchmarking.orgMB/s, More Is BetterLevelDB 1.22Benchmark: Fill SyncKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1612182430SE +/- 0.31, N = 4SE +/- 0.31, N = 4SE +/- 0.32, N = 3SE +/- 0.21, N = 3SE +/- 0.12, N = 3SE +/- 0.26, N = 325.425.125.024.924.824.3-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

LevelDB

Benchmark: Random Fill

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Random FillKernel GCC -O2Kernel GCCKernel GCC 11.1.1Kernel GCC secondKernel LLVMKernel LLVM 11.148121620SE +/- 0.04, N = 3SE +/- 0.11, N = 3SE +/- 0.14, N = 14SE +/- 0.18, N = 3SE +/- 0.06, N = 3SE +/- 0.07, N = 314.0914.1414.1614.3314.4814.72-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 256

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 256Kernel GCC secondKernel GCC 11.1.1Kernel LLVMKernel GCCKernel GCC -O2Kernel LLVM 11.1500K1000K1500K2000K2500KSE +/- 29647.93, N = 3SE +/- 27586.82, N = 3SE +/- 31763.45, N = 3SE +/- 17228.51, N = 3SE +/- 18083.45, N = 3SE +/- 18436.29, N = 3238617023601072351761233737722959292283738

t-test1

Threads: 1

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 1Kernel GCCKernel GCC secondKernel GCC -O2Kernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1816243240SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.02, N = 3SE +/- 0.29, N = 3SE +/- 0.05, N = 331.2731.7131.8932.0032.3932.661. (CC) gcc options: -pthread

LevelDB

Benchmark: Random Fill

OpenBenchmarking.orgMB/s, More Is BetterLevelDB 1.22Benchmark: Random FillKernel GCC -O2Kernel GCC 11.1.1Kernel GCCKernel GCC secondKernel LLVMKernel LLVM 11.1714212835SE +/- 0.09, N = 3SE +/- 0.30, N = 14SE +/- 0.24, N = 3SE +/- 0.38, N = 3SE +/- 0.13, N = 3SE +/- 0.12, N = 331.331.231.230.830.530.0-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

Stress-NG

Test: MEMFD

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: MEMFDKernel GCC -O2Kernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC 11.1.13691215SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 39.059.019.008.888.748.681. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Stress-NG

Test: CPU Cache

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: CPU CacheKernel GCC -O2Kernel GCC secondKernel GCCKernel GCC 11.1.1Kernel LLVMKernel LLVM 11.1246810SE +/- 0.08, N = 3SE +/- 0.07, N = 4SE +/- 0.12, N = 15SE +/- 0.03, N = 3SE +/- 0.06, N = 15SE +/- 0.11, N = 156.976.936.906.886.846.691. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiBKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM8001600240032004000SE +/- 1.03, N = 3SE +/- 3.36, N = 3SE +/- 1.51, N = 3SE +/- 3.42, N = 3SE +/- 5.81, N = 3SE +/- 5.31, N = 33724.203705.683705.533701.613682.903575.721. (CC) gcc options: -O3 -march=native

LevelDB

Benchmark: Sequential Fill

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Sequential FillKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel GCC secondKernel LLVM 11.1Kernel LLVM48121620SE +/- 0.10, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.05, N = 313.4113.5513.6713.7013.7313.96-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

LevelDB

Benchmark: Sequential Fill

OpenBenchmarking.orgMB/s, More Is BetterLevelDB 1.22Benchmark: Sequential FillKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel GCC secondKernel LLVM 11.1Kernel LLVM816243240SE +/- 0.27, N = 3SE +/- 0.10, N = 3SE +/- 0.07, N = 3SE +/- 0.12, N = 3SE +/- 0.12, N = 3SE +/- 0.12, N = 332.932.632.332.232.231.6-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

pmbench

Concurrent Worker Threads: 4 - Read-Write Ratio: 50%

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 4 - Read-Write Ratio: 50%Kernel LLVMKernel GCCKernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O20.02780.05560.08340.11120.139SE +/- 0.0004, N = 3SE +/- 0.0006, N = 3SE +/- 0.0013, N = 5SE +/- 0.0013, N = 3SE +/- 0.0016, N = 3SE +/- 0.0002, N = 30.11910.12060.12060.12180.12310.12371. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

pmbench

Concurrent Worker Threads: 4 - Read-Write Ratio: 100% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 4 - Read-Write Ratio: 100% WritesKernel GCCKernel GCC secondKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC -O20.02630.05260.07890.10520.1315SE +/- 0.0001, N = 3SE +/- 0.0008, N = 3SE +/- 0.0014, N = 3SE +/- 0.0013, N = 3SE +/- 0.0005, N = 3SE +/- 0.0010, N = 30.11290.11310.11320.11450.11530.11711. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

Stress-NG

Test: Forking

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: ForkingKernel GCC 11.1.1Kernel GCCKernel GCC secondKernel GCC -O2Kernel LLVM 11.1Kernel LLVM4K8K12K16K20KSE +/- 62.92, N = 3SE +/- 41.17, N = 3SE +/- 30.59, N = 3SE +/- 52.91, N = 3SE +/- 97.53, N = 3SE +/- 39.67, N = 319951.9919887.8119873.8319795.1819280.7719252.071. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 4096

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 4096Kernel GCC secondKernel GCC 11.1.1Kernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel LLVM100K200K300K400K500KSE +/- 930.84, N = 3SE +/- 2203.58, N = 3SE +/- 4438.60, N = 3SE +/- 971.00, N = 3SE +/- 1532.35, N = 3SE +/- 3477.35, N = 3485903483566479683475802471693468875

LevelDB

Benchmark: Hot Read

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Hot ReadKernel LLVMKernel LLVM 11.1Kernel GCC -O2Kernel GCC secondKernel GCCKernel GCC 11.1.10.53841.07681.61522.15362.692SE +/- 0.006, N = 3SE +/- 0.027, N = 3SE +/- 0.027, N = 15SE +/- 0.021, N = 15SE +/- 0.023, N = 3SE +/- 0.020, N = 32.3102.3172.3332.3802.3892.393-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

pmbench

Concurrent Worker Threads: 1 - Read-Write Ratio: 50%

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 1 - Read-Write Ratio: 50%Kernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC secondKernel GCC -O20.02630.05260.07890.10520.1315SE +/- 0.0015, N = 3SE +/- 0.0015, N = 3SE +/- 0.0007, N = 3SE +/- 0.0008, N = 3SE +/- 0.0004, N = 3SE +/- 0.0015, N = 30.11280.11350.11380.11420.11550.11681. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

pmbench

Concurrent Worker Threads: 2 - Read-Write Ratio: 50%

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 50%Kernel LLVMKernel GCC secondKernel GCCKernel LLVM 11.1Kernel GCC -O2Kernel GCC 11.1.10.0270.0540.0810.1080.135SE +/- 0.0014, N = 3SE +/- 0.0013, N = 3SE +/- 0.0014, N = 4SE +/- 0.0000, N = 3SE +/- 0.0009, N = 3SE +/- 0.0015, N = 30.11610.11610.11760.11820.11960.12011. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 1024

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 1024Kernel GCC 11.1.1Kernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel LLVM300K600K900K1200K1500KSE +/- 6078.06, N = 3SE +/- 17470.09, N = 3SE +/- 1557.87, N = 3SE +/- 15641.76, N = 3SE +/- 2437.79, N = 3SE +/- 2998.97, N = 3132451913144731297216129258712811121280989

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 4096 MiBKernel GCCKernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM 11.1Kernel LLVM8001600240032004000SE +/- 0.67, N = 3SE +/- 2.01, N = 3SE +/- 1.60, N = 3SE +/- 2.63, N = 3SE +/- 3.81, N = 3SE +/- 37.05, N = 33722.113706.983703.683689.903689.693600.371. (CC) gcc options: -O3 -march=native

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 1024

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 1024Kernel GCC 11.1.1Kernel GCCKernel GCC secondKernel GCC -O2Kernel LLVMKernel LLVM 11.1300K600K900K1200K1500KSE +/- 5287.17, N = 3SE +/- 9574.67, N = 3SE +/- 3044.19, N = 3SE +/- 1835.76, N = 3SE +/- 3654.53, N = 3SE +/- 16798.04, N = 3132229413169131294386129237512854871279652

pmbench

Concurrent Worker Threads: 1 - Read-Write Ratio: 100% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 1 - Read-Write Ratio: 100% WritesKernel GCCKernel LLVMKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel GCC 11.1.10.0240.0480.0720.0960.12SE +/- 0.0010, N = 3SE +/- 0.0012, N = 3SE +/- 0.0001, N = 3SE +/- 0.0002, N = 3SE +/- 0.0010, N = 3SE +/- 0.0012, N = 30.10320.10380.10490.10510.10630.10651. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

MBW

Test: Memory Copy - Array Size: 4096 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 4096 MiBKernel GCCKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel LLVM11002200330044005500SE +/- 5.16, N = 3SE +/- 6.35, N = 3SE +/- 0.18, N = 3SE +/- 4.84, N = 3SE +/- 9.07, N = 3SE +/- 62.83, N = 35267.715250.565247.695241.745240.105105.871. (CC) gcc options: -O3 -march=native

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 512

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 512Kernel GCC 11.1.1Kernel GCC secondKernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC -O2400K800K1200K1600K2000KSE +/- 6345.89, N = 3SE +/- 12640.74, N = 3SE +/- 16098.73, N = 3SE +/- 15480.54, N = 15SE +/- 1897.32, N = 3SE +/- 6177.70, N = 3182420718097161809330179850917727871769426

perf-bench

Benchmark: Futex Hash

OpenBenchmarking.orgops/sec, More Is Betterperf-benchBenchmark: Futex HashKernel LLVMKernel GCC secondKernel GCCKernel GCC 11.1.1Kernel GCC -O2Kernel LLVM 11.11.5M3M4.5M6M7.5MSE +/- 9923.07, N = 3SE +/- 17406.92, N = 3SE +/- 5828.57, N = 3SE +/- 11648.66, N = 3SE +/- 31223.20, N = 3SE +/- 9731.70, N = 37193341711859971131787089686703935070066651. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

LevelDB

Benchmark: Seek Random

OpenBenchmarking.orgMicroseconds Per Op, Fewer Is BetterLevelDB 1.22Benchmark: Seek RandomKernel GCC 11.1.1Kernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC -O20.77491.54982.32473.09963.8745SE +/- 0.047, N = 3SE +/- 0.029, N = 3SE +/- 0.029, N = 3SE +/- 0.028, N = 3SE +/- 0.018, N = 3SE +/- 0.046, N = 33.3583.3593.3933.4123.4173.444-lsqlite3-lsqlite3-lsqlite3-lsqlite31. (CXX) g++ options: -O3 -lsnappy -lpthread

MBW

Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy, Fixed Block Size - Array Size: 128 MiBKernel GCCKernel GCC secondKernel GCC -O2Kernel LLVM 11.1Kernel GCC 11.1.1Kernel LLVM8001600240032004000SE +/- 2.94, N = 3SE +/- 23.29, N = 3SE +/- 32.34, N = 3SE +/- 1.33, N = 3SE +/- 6.48, N = 3SE +/- 3.01, N = 33715.493671.463661.063648.543627.973623.861. (CC) gcc options: -O3 -march=native

pmbench

Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 100% WritesKernel GCCKernel GCC secondKernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O20.02440.04880.07320.09760.122SE +/- 0.0011, N = 3SE +/- 0.0013, N = 3SE +/- 0.0014, N = 3SE +/- 0.0013, N = 4SE +/- 0.0009, N = 3SE +/- 0.0007, N = 30.10590.10640.10650.10840.10850.10851. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

MBW

Test: Memory Copy - Array Size: 512 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 512 MiBKernel GCCKernel GCC -O2Kernel GCC secondKernel LLVM 11.1Kernel GCC 11.1.1Kernel LLVM11002200330044005500SE +/- 8.07, N = 3SE +/- 13.23, N = 3SE +/- 16.62, N = 3SE +/- 9.52, N = 3SE +/- 10.80, N = 3SE +/- 12.30, N = 35267.525246.125241.105233.325204.925146.671. (CC) gcc options: -O3 -march=native

pmbench

Concurrent Worker Threads: 2 - Read-Write Ratio: 80% Reads 20% Writes

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 80% Reads 20% WritesKernel GCC -O2Kernel LLVMKernel GCCKernel GCC secondKernel LLVM 11.1Kernel GCC 11.1.10.02740.05480.08220.10960.137SE +/- 0.0011, N = 3SE +/- 0.0012, N = 3SE +/- 0.0003, N = 3SE +/- 0.0004, N = 3SE +/- 0.0004, N = 3SE +/- 0.0011, N = 30.11910.12000.12090.12170.12180.12181. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

MBW

Test: Memory Copy - Array Size: 1024 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 1024 MiBKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM11002200330044005500SE +/- 1.90, N = 3SE +/- 7.65, N = 3SE +/- 7.19, N = 3SE +/- 6.22, N = 3SE +/- 4.69, N = 3SE +/- 18.98, N = 35257.935252.545249.705237.295221.135152.911. (CC) gcc options: -O3 -march=native

perf-bench

Benchmark: Syscall Basic

OpenBenchmarking.orgops/sec, More Is Betterperf-benchBenchmark: Syscall BasicKernel GCCKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVMKernel LLVM 11.14M8M12M16M20MSE +/- 6821.55, N = 3SE +/- 140077.71, N = 3SE +/- 17869.89, N = 3SE +/- 101385.04, N = 3SE +/- 44903.68, N = 3SE +/- 12906.55, N = 31690793916907112168801251669969016627566165862831. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

MBW

Test: Memory Copy - Array Size: 128 MiB

OpenBenchmarking.orgMiB/s, More Is BetterMBW 2018-09-08Test: Memory Copy - Array Size: 128 MiBKernel GCCKernel LLVMKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel LLVM 11.111002200330044005500SE +/- 7.70, N = 3SE +/- 12.43, N = 3SE +/- 28.41, N = 3SE +/- 6.49, N = 3SE +/- 37.69, N = 3SE +/- 19.56, N = 35259.715172.975172.925171.815171.085160.391. (CC) gcc options: -O3 -march=native

BenchmarkMutex

Benchmark: Shared Mutex Lock Shared

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Shared Mutex Lock SharedKernel GCCKernel GCC secondKernel GCC -O2Kernel LLVMKernel LLVM 11.1Kernel GCC 11.1.1714212835SE +/- 0.07, N = 3SE +/- 0.07, N = 3SE +/- 0.06, N = 3SE +/- 0.09, N = 3SE +/- 0.15, N = 3SE +/- 0.27, N = 1431.631.631.631.931.932.21. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

pmbench

Concurrent Worker Threads: 2 - Read-Write Ratio: 100% Reads

OpenBenchmarking.orgus - Average Page Latency, Fewer Is BetterpmbenchConcurrent Worker Threads: 2 - Read-Write Ratio: 100% ReadsKernel GCCKernel GCC 11.1.1Kernel LLVMKernel GCC secondKernel LLVM 11.1Kernel GCC -O20.01460.02920.04380.05840.073SE +/- 0.0000, N = 3SE +/- 0.0006, N = 15SE +/- 0.0000, N = 3SE +/- 0.0006, N = 7SE +/- 0.0008, N = 3SE +/- 0.0007, N = 30.06370.06380.06400.06430.06450.06491. (CC) gcc options: -lm -luuid -lxml2 -m64 -pthread

t-test1

Threads: 2

OpenBenchmarking.orgSeconds, Fewer Is Bettert-test1 2017-01-13Threads: 2Kernel GCCKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel LLVMKernel LLVM 11.13691215SE +/- 0.05, N = 3SE +/- 0.01, N = 3SE +/- 0.05, N = 3SE +/- 0.07, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 310.9410.9510.9610.9611.0411.141. (CC) gcc options: -pthread

BenchmarkMutex

Benchmark: Mutex Lock Unlock std::mutex

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock std::mutexKernel GCC secondKernel GCCKernel GCC 11.1.1Kernel GCC -O2Kernel LLVM 11.1Kernel LLVM612182430SE +/- 0.09, N = 3SE +/- 0.07, N = 3SE +/- 0.09, N = 3SE +/- 0.06, N = 3SE +/- 0.12, N = 3SE +/- 0.03, N = 325.125.225.225.225.325.51. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

ctx_clock

Context Switch Time

OpenBenchmarking.orgClocks, Fewer Is Betterctx_clockContext Switch TimeKernel LLVMKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel GCCKernel GCC 11.1.160120180240300SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.88, N = 3264264265265266268

Stress-NG

Test: Glibc C String Functions

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Glibc C String FunctionsKernel GCCKernel LLVMKernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel LLVM 11.120K40K60K80K100KSE +/- 236.51, N = 3SE +/- 495.62, N = 3SE +/- 327.75, N = 3SE +/- 70.50, N = 3SE +/- 375.80, N = 3SE +/- 415.80, N = 3113135.64112501.83112429.17112275.43112106.26111451.531. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Stress-NG

Test: Memory Copying

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Memory CopyingKernel GCC -O2Kernel GCC 11.1.1Kernel GCC secondKernel LLVMKernel LLVM 11.1Kernel GCC2004006008001000SE +/- 3.70, N = 3SE +/- 2.92, N = 3SE +/- 4.16, N = 3SE +/- 6.09, N = 3SE +/- 2.74, N = 3SE +/- 1.52, N = 31028.261021.291020.781019.431014.431014.421. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

perf-bench

Benchmark: Memcpy 1MB

OpenBenchmarking.orgGB/sec, More Is Betterperf-benchBenchmark: Memcpy 1MBKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCCKernel GCC secondKernel GCC -O21.3432.6864.0295.3726.715SE +/- 0.007854, N = 3SE +/- 0.003067, N = 3SE +/- 0.072648, N = 3SE +/- 0.051475, N = 3SE +/- 0.020539, N = 3SE +/- 0.074763, N = 35.9691035.9541505.9276455.9133785.9064715.8907601. (CC) gcc options: -O6 -ggdb3 -funwind-tables -std=gnu99 -lunwind-x86_64 -lunwind -llzma -Xlinker -export-dynamic -lpthread -lrt -lm -ldl -lelf -ldebuginfod -ldw -lcrypto -lslang -lpython2.7 -lutil -lbfd -lopcodes -liberty -lz -lzstd -lcap -lnuma

IPC_benchmark

Type: FIFO Named Pipe - Message Bytes: 2048

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: FIFO Named Pipe - Message Bytes: 2048Kernel GCC secondKernel GCC 11.1.1Kernel GCC -O2Kernel GCCKernel LLVM 11.1Kernel LLVM200K400K600K800K1000KSE +/- 1983.50, N = 3SE +/- 4963.31, N = 3SE +/- 1066.83, N = 3SE +/- 1585.30, N = 3SE +/- 5943.58, N = 3SE +/- 1912.41, N = 3818076815678812530811570808658807480

Stress-NG

Test: Matrix Math

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Matrix MathKernel LLVM 11.1Kernel GCCKernel LLVMKernel GCC 11.1.1Kernel GCC secondKernel GCC -O23K6K9K12K15KSE +/- 0.54, N = 3SE +/- 17.54, N = 3SE +/- 16.83, N = 3SE +/- 4.70, N = 3SE +/- 21.67, N = 3SE +/- 143.42, N = 311766.6411754.9411754.1511746.1011704.6811615.231. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

IPC_benchmark

Type: Unnamed Pipe - Message Bytes: 2048

OpenBenchmarking.orgMessages Per Second, More Is BetterIPC_benchmarkType: Unnamed Pipe - Message Bytes: 2048Kernel GCCKernel GCC -O2Kernel LLVMKernel LLVM 11.1Kernel GCC secondKernel GCC 11.1.1200K400K600K800K1000KSE +/- 856.11, N = 3SE +/- 1759.52, N = 3SE +/- 1382.62, N = 3SE +/- 4500.55, N = 3SE +/- 589.62, N = 3SE +/- 1812.61, N = 3819679814485814387812768812662809206

BenchmarkMutex

Benchmark: Semaphore Release And Acquire

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Semaphore Release And AcquireKernel GCC secondKernel LLVMKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC -O2Kernel GCC510152025SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.06, N = 3SE +/- 0.00, N = 3SE +/- 0.10, N = 3SE +/- 0.07, N = 318.919.019.019.019.019.11. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

Stress-NG

Test: Malloc

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: MallocKernel GCCKernel LLVMKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.12M4M6M8M10MSE +/- 13169.62, N = 3SE +/- 12093.70, N = 3SE +/- 26817.63, N = 3SE +/- 39979.52, N = 3SE +/- 22435.78, N = 3SE +/- 10798.66, N = 311170312.2011148830.4611104734.0911094610.3611072394.4611061908.021. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

BenchmarkMutex

Benchmark: Mutex Lock Unlock spinlock

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock spinlockKernel GCCKernel LLVM 11.1Kernel GCC -O2Kernel GCC 11.1.1Kernel GCC secondKernel LLVM1020304050SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.12, N = 3SE +/- 0.10, N = 3SE +/- 0.12, N = 342.542.542.542.842.842.91. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

BenchmarkMutex

Benchmark: Mutex Lock Unlock pthread_mutex

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock pthread_mutexKernel LLVMKernel GCCKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC -O2Kernel GCC second510152025SE +/- 0.03, N = 3SE +/- 0.07, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 321.321.321.321.321.321.51. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

BenchmarkMutex

Benchmark: Mutex Lock Unlock std::mutex

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock std::mutexKernel GCCKernel GCC 11.1.1Kernel GCC secondKernel GCC -O2Kernel LLVMKernel LLVM 11.1816243240SE +/- 0.12, N = 3SE +/- 0.07, N = 3SE +/- 0.09, N = 3SE +/- 0.20, N = 3SE +/- 0.12, N = 3SE +/- 0.13, N = 334.734.734.834.935.035.01. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

Tinymembench

Standard Memset

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemsetKernel LLVMKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel GCC secondKernel GCC 11.1.112002400360048006000SE +/- 15.70, N = 3SE +/- 2.89, N = 3SE +/- 6.23, N = 3SE +/- 3.21, N = 3SE +/- 9.59, N = 3SE +/- 11.53, N = 35702.35691.55687.45677.35667.05662.71. (CC) gcc options: -O2 -lm

Stress-NG

Test: Atomic

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: AtomicKernel LLVM 11.1Kernel GCC 11.1.1Kernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM40K80K120K160K200KSE +/- 560.17, N = 3SE +/- 187.43, N = 3SE +/- 267.15, N = 3SE +/- 368.77, N = 3SE +/- 359.72, N = 3SE +/- 324.01, N = 3168572.72168463.99168252.74167641.36167506.68167420.301. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

BenchmarkMutex

Benchmark: Mutex Lock Unlock spinlock_amd

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock spinlock_amdKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVM1122334455SE +/- 0.00, N = 3SE +/- 0.07, N = 3SE +/- 0.10, N = 3SE +/- 0.07, N = 3SE +/- 0.07, N = 3SE +/- 0.07, N = 346.646.746.746.746.846.91. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

Stress-NG

Test: Crypto

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: CryptoKernel LLVM 11.1Kernel GCC -O2Kernel LLVMKernel GCC secondKernel GCCKernel GCC 11.1.1140280420560700SE +/- 1.44, N = 3SE +/- 1.08, N = 3SE +/- 1.45, N = 3SE +/- 0.64, N = 3SE +/- 0.12, N = 3SE +/- 2.63, N = 3644.60644.11644.00643.77642.70640.731. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Tinymembench

Standard Memcpy

OpenBenchmarking.orgMB/s, More Is BetterTinymembench 2018-05-28Standard MemcpyKernel GCCKernel GCC secondKernel LLVMKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCC -O212002400360048006000SE +/- 8.19, N = 3SE +/- 1.99, N = 3SE +/- 10.38, N = 3SE +/- 6.44, N = 3SE +/- 6.50, N = 3SE +/- 2.99, N = 35826.15825.95825.35810.25809.35800.11. (CC) gcc options: -O2 -lm

Stress-NG

Test: CPU Stress

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: CPU StressKernel GCCKernel GCC secondKernel GCC -O2Kernel GCC 11.1.1Kernel LLVMKernel LLVM 11.12004006008001000SE +/- 0.36, N = 3SE +/- 0.40, N = 3SE +/- 0.22, N = 3SE +/- 0.17, N = 3SE +/- 2.22, N = 3SE +/- 1.66, N = 3828.24826.18826.11825.79825.59824.831. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

BenchmarkMutex

Benchmark: Mutex Lock Unlock ticket_spinlock

OpenBenchmarking.orgns, Fewer Is BetterBenchmarkMutexBenchmark: Mutex Lock Unlock ticket_spinlockKernel GCCKernel LLVM 11.1Kernel GCC secondKernel GCC -O2Kernel LLVMKernel GCC 11.1.1612182430SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.07, N = 324.824.824.824.824.924.91. (CXX) g++ options: -std=c++17 -lbenchmark -pthread

Stress-NG

Test: Vector Math

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: Vector MathKernel GCCKernel LLVM 11.1Kernel LLVMKernel GCC -O2Kernel GCC secondKernel GCC 11.1.12K4K6K8K10KSE +/- 1.82, N = 3SE +/- 0.92, N = 3SE +/- 10.59, N = 3SE +/- 1.57, N = 3SE +/- 2.27, N = 3SE +/- 5.68, N = 39629.619625.429619.989615.209613.259599.181. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Stress-NG

Test: NUMA

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: NUMAKernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM918273645SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 33838383838381. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

PostgreSQL pgbench

Scaling Factor: 100 - Clients: 1 - Mode: Read Only - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 100 - Clients: 1 - Mode: Read Only - Average LatencyKernel LLVM0.01130.02260.03390.04520.0565SE +/- 0.000, N = 30.0501. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 100 - Clients: 1 - Mode: Read Only

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 100 - Clients: 1 - Mode: Read OnlyKernel LLVM4K8K12K16K20KSE +/- 112.18, N = 3199141. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 250 - Mode: Read Only - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 250 - Mode: Read Only - Average LatencyKernel LLVM0.96861.93722.90583.87444.843SE +/- 0.028, N = 34.3051. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 250 - Mode: Read Only

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 250 - Mode: Read OnlyKernel LLVM12K24K36K48K60KSE +/- 383.60, N = 3580831. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 100 - Mode: Read Only - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 100 - Mode: Read Only - Average LatencyKernel LLVM0.32510.65020.97531.30041.6255SE +/- 0.001, N = 31.4451. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 100 - Mode: Read Only

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 100 - Mode: Read OnlyKernel LLVM15K30K45K60K75KSE +/- 50.59, N = 3691961. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 50 - Mode: Read Only - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 50 - Mode: Read Only - Average LatencyKernel LLVM0.15410.30820.46230.61640.7705SE +/- 0.003, N = 30.6851. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 50 - Mode: Read Only

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 50 - Mode: Read OnlyKernel LLVM16K32K48K64K80KSE +/- 358.11, N = 3730131. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average LatencyKernel LLVM246810SE +/- 0.086, N = 37.2251. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 1 - Mode: Read Write

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 1 - Mode: Read WriteKernel LLVM306090120150SE +/- 1.65, N = 31381. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average Latency

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 1 - Mode: Read Only - Average LatencyKernel LLVM0.00920.01840.02760.03680.046SE +/- 0.000, N = 30.0411. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

PostgreSQL pgbench

Scaling Factor: 1 - Clients: 1 - Mode: Read Only

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 13.0Scaling Factor: 1 - Clients: 1 - Mode: Read OnlyKernel LLVM5K10K15K20K25KSE +/- 38.99, N = 3243311. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -lpgcommon -lpgport -lpq -lpthread -lrt -ldl -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 64Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM1530456075SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 367.167.167.167.167.167.11. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 32Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM816243240SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 333.633.633.633.633.633.61. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - Parallel: 1Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM0.23630.47260.70890.94521.1815SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31.051.051.051.051.051.051. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 64Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM14002800420056007000SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 36400640064006400640064001. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 32Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM7001400210028003500SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 33200320032003200320032001. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 1000Mbit Objective - Parallel: 1Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM2004006008001000SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31000100010001000100010001. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

iPerf

Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1

OpenBenchmarking.orgMbits/sec, More Is BetteriPerf 3.7Server Address: localhost - Server Port: 5201 - Duration: 10 Seconds - Test: UDP - 100Mbit Objective - Parallel: 1Kernel GCC -O2Kernel GCC secondKernel GCC 11.1.1Kernel LLVM 11.1Kernel GCCKernel LLVM20406080100SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31001001001001001001. (CC) gcc options: -O3 -march=native -lssl -lcrypto -lm

Stress-NG

Test: MMAP

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.11.07Test: MMAPKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel LLVMKernel GCC 11.1.13691215SE +/- 0.09, N = 15SE +/- 0.22, N = 15SE +/- 0.09, N = 3SE +/- 0.19, N = 15SE +/- 0.25, N = 12SE +/- 0.22, N = 1513.4513.1312.7712.7112.4512.431. (CC) gcc options: -O2 -std=gnu99 -lm -laio -lbsd -lcrypt -lrt -lz -ldl -lpthread -lc

Hackbench

Count: 32 - Type: Process

OpenBenchmarking.orgSeconds, Fewer Is BetterHackbenchCount: 32 - Type: ProcessKernel GCC secondKernel GCCKernel GCC -O2Kernel LLVM 11.1Kernel GCC 11.1.1Kernel LLVM80160240320400SE +/- 6.28, N = 9SE +/- 6.91, N = 8SE +/- 4.27, N = 9SE +/- 9.64, N = 9SE +/- 24.00, N = 9SE +/- 6.99, N = 9313.24317.41335.23349.94351.33369.551. (CC) gcc options: -lpthread

OSBench

Test: Create Threads

OpenBenchmarking.orgus Per Event, Fewer Is BetterOSBenchTest: Create ThreadsKernel GCC -O2Kernel GCC 11.1.1Kernel GCC secondKernel GCCKernel LLVM 11.1Kernel LLVM48121620SE +/- 0.03, N = 3SE +/- 0.04, N = 3SE +/- 0.62, N = 15SE +/- 0.70, N = 15SE +/- 0.64, N = 15SE +/- 0.68, N = 1514.1514.5715.3915.7516.0216.55-lm-lm1. (CC) gcc options:


Phoronix Test Suite v10.8.5