21.10_5.13 AMD Ryzen 7 3800X 8-Core testing with a ASUS TUF GAMING X570-PLUS (WI-FI) (3603 BIOS) and ASUS NVIDIA GeForce RTX 3090 24GB on Ubuntu 22.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2204302-NE-2204191NE84&sor&grs .
21.10_5.13 Processor Motherboard Chipset Memory Disk Graphics Audio Monitor Network OS Kernel Desktop Display Server Display Driver OpenGL OpenCL Vulkan Compiler File-System Screen Resolution 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 AMD Ryzen 7 3800X 8-Core @ 4.56GHz (8 Cores / 16 Threads) ASUS TUF GAMING X570-PLUS (WI-FI) (3603 BIOS) AMD Starship/Matisse 32GB Samsung SSD 970 EVO Plus 500GB + 2 x 10001GB HGST HUH721010AL + 4001GB Samsung SSD 860 + 2 x 18000GB Western Digital WUH721818AL + 512GB Micron_M600_MTFD ASUS NVIDIA GeForce RTX 3090 24GB NVIDIA GA102 HD Audio DELL 2407WFP Intel 82599 10 + Realtek RTL8111/8168/8411 Ubuntu 21.10 5.13.0-40-generic (x86_64) KDE Plasma 5.24.4 X Server 1.20.13 NVIDIA 510.60.02 4.6.0 OpenCL 3.0 CUDA 11.6.127 1.3.194 GCC 11.2.0 ext4 4640x1920 AMD Ryzen 7 3800X 8-Core @ 3.90GHz (8 Cores / 16 Threads) Realtek ALCS1200A Ubuntu 22.04 5.15.0-25-generic (x86_64) X Server 1.21.1.3 1.2.204 5.17.0-1003-oem (x86_64) OpenBenchmarking.org Kernel Details - Transparent Huge Pages: madvise Compiler Details - 21.10 default kernel backports on kubuntu post update: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-ZPT0kp/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-ZPT0kp/gcc-11-11.2.0/debian/tmp-gcn/usr --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-build-config=bootstrap-lto-lean --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v - 22.04 default kernel 5.15: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-gcn/usr --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-build-config=bootstrap-lto-lean --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v - 22.04 kernel 5.17: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-cet --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --enable-libphobos-checking=release --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-link-serialization=2 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-gBFGDP/gcc-11-11.2.0/debian/tmp-gcn/usr --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-build-config=bootstrap-lto-lean --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib=auto --with-tune=generic --without-cuda-driver -v Processor Details - Scaling Governor: acpi-cpufreq schedutil (Boost: Enabled) - CPU Microcode: 0x8701021 OpenCL Details - GPU Compute Cores: 10496 Security Details - 21.10 default kernel backports on kubuntu post update: itlb_multihit: Not affected + 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 LFENCE IBPB: conditional STIBP: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected - 22.04 default kernel 5.15: itlb_multihit: Not affected + 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 Retpolines IBPB: conditional STIBP: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected - 22.04 kernel 5.17: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines IBPB: conditional STIBP: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected
21.10_5.13 kvazaar: Bosphorus 1080p - Ultra Fast x265: Bosphorus 4K radiance: SMP Parallel kvazaar: Bosphorus 4K - Ultra Fast asmfish: 1024 Hash Memory, 26 Depth x265: Bosphorus 1080p compress-7zip: Decompression Rating compress-7zip: Compression Rating kvazaar: Bosphorus 1080p - Very Fast openssl: SHA256 kvazaar: Bosphorus 4K - Very Fast x264: H.264 Video Encoding kvazaar: Bosphorus 1080p - Medium kvazaar: Bosphorus 1080p - Slow build-gcc: Time To Compile rodinia: OpenMP LavaMD povray: Trace Time radiance: Serial stockfish: Total Time kvazaar: Bosphorus 4K - Slow kvazaar: Bosphorus 4K - Medium namd: ATPase Simulation - 327,506 Atoms rodinia: OpenMP CFD Solver build-linux-kernel: defconfig build-linux-kernel: allmodconfig blender: Barbershop - CPU-Only openssl: RSA4096 openssl: RSA4096 sysbench: CPU ctx-clock: Context Switch Time 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 136.91 12.48 169.155 31.83 28363557 55.21 61261 75130 76.70 11850995227 18.42 99.37 40.91 39.83 902.756 247.642 44.353 538.691 27072923 7.88 8.04 2.13238 21.274 81.240 1047.119 1549.63 2455.9 159535.2 17976.30 195 134.85 12.13 171.591 31.38 28704060 54.72 62444 74150 75.73 11774224250 18.21 98.46 40.62 39.52 909.783 245.838 44.036 536.634 27083892 7.83 7.99 2.14318 21.357 81.432 1049.550 1549.03 2456.2 159666.4 17948.67 195 138.98 12.35 173.274 32.09 28995391 55.90 62573 74873 76.68 11703455420 18.34 99.04 40.98 39.87 909.132 246.062 44.164 540.179 26910321 7.85 8.01 2.14025 21.333 81.527 1050.362 1553.39 2449.7 159366.4 17954.40 195 OpenBenchmarking.org
Kvazaar Video Input: Bosphorus 1080p - Video Preset: Ultra Fast OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 1080p - Video Preset: Ultra Fast 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 30 60 90 120 150 SE +/- 0.08, N = 3 SE +/- 0.11, N = 3 SE +/- 0.18, N = 3 138.98 136.91 134.85 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
x265 Video Input: Bosphorus 4K OpenBenchmarking.org Frames Per Second, More Is Better x265 3.4 Video Input: Bosphorus 4K 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 3 6 9 12 15 SE +/- 0.12, N = 3 SE +/- 0.17, N = 3 SE +/- 0.16, N = 3 12.48 12.35 12.13 1. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma
Radiance Benchmark Test: SMP Parallel OpenBenchmarking.org Seconds, Fewer Is Better Radiance Benchmark 5.0 Test: SMP Parallel 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 40 80 120 160 200 169.16 171.59 173.27
Kvazaar Video Input: Bosphorus 4K - Video Preset: Ultra Fast OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 4K - Video Preset: Ultra Fast 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 7 14 21 28 35 SE +/- 0.03, N = 3 SE +/- 0.04, N = 3 SE +/- 0.05, N = 3 32.09 31.83 31.38 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
asmFish 1024 Hash Memory, 26 Depth OpenBenchmarking.org Nodes/second, More Is Better asmFish 2018-07-23 1024 Hash Memory, 26 Depth 22.04 kernel 5.17 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 6M 12M 18M 24M 30M SE +/- 356622.39, N = 3 SE +/- 241462.30, N = 3 SE +/- 183523.23, N = 3 28995391 28704060 28363557
x265 Video Input: Bosphorus 1080p OpenBenchmarking.org Frames Per Second, More Is Better x265 3.4 Video Input: Bosphorus 1080p 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 13 26 39 52 65 SE +/- 0.83, N = 3 SE +/- 0.31, N = 3 SE +/- 0.46, N = 3 55.90 55.21 54.72 1. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma
7-Zip Compression Test: Decompression Rating OpenBenchmarking.org MIPS, More Is Better 7-Zip Compression 21.06 Test: Decompression Rating 22.04 kernel 5.17 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 13K 26K 39K 52K 65K SE +/- 25.85, N = 3 SE +/- 75.06, N = 3 SE +/- 60.07, N = 3 62573 62444 61261 1. (CXX) g++ options: -lpthread -ldl -O2 -fPIC
7-Zip Compression Test: Compression Rating OpenBenchmarking.org MIPS, More Is Better 7-Zip Compression 21.06 Test: Compression Rating 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 16K 32K 48K 64K 80K SE +/- 112.04, N = 3 SE +/- 131.98, N = 3 SE +/- 212.42, N = 3 75130 74873 74150 1. (CXX) g++ options: -lpthread -ldl -O2 -fPIC
Kvazaar Video Input: Bosphorus 1080p - Video Preset: Very Fast OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 1080p - Video Preset: Very Fast 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 20 40 60 80 100 SE +/- 0.13, N = 3 SE +/- 0.04, N = 3 SE +/- 0.11, N = 3 76.70 76.68 75.73 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
OpenSSL Algorithm: SHA256 OpenBenchmarking.org byte/s, More Is Better OpenSSL 3.0 Algorithm: SHA256 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 3000M 6000M 9000M 12000M 15000M SE +/- 135265527.14, N = 3 SE +/- 48055731.35, N = 3 SE +/- 12607074.78, N = 3 11850995227 11774224250 11703455420 1. (CC) gcc options: -pthread -m64 -O3 -lssl -lcrypto -ldl
Kvazaar Video Input: Bosphorus 4K - Video Preset: Very Fast OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 4K - Video Preset: Very Fast 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 5 10 15 20 25 SE +/- 0.02, N = 3 SE +/- 0.01, N = 3 SE +/- 0.01, N = 3 18.42 18.34 18.21 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x264 2019-12-17 H.264 Video Encoding 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 20 40 60 80 100 SE +/- 1.30, N = 6 SE +/- 1.52, N = 5 SE +/- 1.20, N = 8 99.37 99.04 98.46 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fPIC -fomit-frame-pointer -fno-tree-vectorize
Kvazaar Video Input: Bosphorus 1080p - Video Preset: Medium OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 1080p - Video Preset: Medium 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 9 18 27 36 45 SE +/- 0.04, N = 3 SE +/- 0.02, N = 3 SE +/- 0.03, N = 3 40.98 40.91 40.62 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
Kvazaar Video Input: Bosphorus 1080p - Video Preset: Slow OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 1080p - Video Preset: Slow 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 9 18 27 36 45 SE +/- 0.11, N = 3 SE +/- 0.12, N = 3 SE +/- 0.08, N = 3 39.87 39.83 39.52 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
Timed GCC Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed GCC Compilation 11.2.0 Time To Compile 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 200 400 600 800 1000 SE +/- 0.56, N = 3 SE +/- 0.64, N = 3 SE +/- 2.97, N = 3 902.76 909.13 909.78
Rodinia Test: OpenMP LavaMD OpenBenchmarking.org Seconds, Fewer Is Better Rodinia 3.1 Test: OpenMP LavaMD 22.04 default kernel 5.15 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 50 100 150 200 250 SE +/- 0.33, N = 3 SE +/- 0.47, N = 3 SE +/- 0.50, N = 3 245.84 246.06 247.64 1. (CXX) g++ options: -O2 -lOpenCL
POV-Ray Trace Time OpenBenchmarking.org Seconds, Fewer Is Better POV-Ray 3.7.0.7 Trace Time 22.04 default kernel 5.15 22.04 kernel 5.17 21.10 default kernel backports on kubuntu post update 10 20 30 40 50 SE +/- 0.01, N = 3 SE +/- 0.06, N = 3 SE +/- 0.03, N = 3 44.04 44.16 44.35 1. (CXX) g++ options: -pipe -O3 -ffast-math -march=native -R/usr/lib -lSM -lICE -lX11 -ltiff -ljpeg -lpng -lz -lrt -lm -lboost_thread -lboost_system
Radiance Benchmark Test: Serial OpenBenchmarking.org Seconds, Fewer Is Better Radiance Benchmark 5.0 Test: Serial 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 120 240 360 480 600 536.63 538.69 540.18
Stockfish Total Time OpenBenchmarking.org Nodes Per Second, More Is Better Stockfish 13 Total Time 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 6M 12M 18M 24M 30M SE +/- 246188.05, N = 3 SE +/- 251853.04, N = 15 SE +/- 156383.10, N = 3 27083892 27072923 26910321 1. (CXX) g++ options: -lgcov -m64 -lpthread -fno-exceptions -std=c++17 -fprofile-use -fno-peel-loops -fno-tracer -pedantic -O3 -msse -msse3 -mpopcnt -mavx2 -msse4.1 -mssse3 -msse2 -flto -flto=jobserver
Kvazaar Video Input: Bosphorus 4K - Video Preset: Slow OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 4K - Video Preset: Slow 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 2 4 6 8 10 SE +/- 0.03, N = 3 SE +/- 0.03, N = 3 SE +/- 0.03, N = 3 7.88 7.85 7.83 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
Kvazaar Video Input: Bosphorus 4K - Video Preset: Medium OpenBenchmarking.org Frames Per Second, More Is Better Kvazaar 2.1 Video Input: Bosphorus 4K - Video Preset: Medium 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 2 4 6 8 10 SE +/- 0.01, N = 3 SE +/- 0.00, N = 3 SE +/- 0.01, N = 3 8.04 8.01 7.99 1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -O2 -lpthread -lm -lrt
NAMD ATPase Simulation - 327,506 Atoms OpenBenchmarking.org days/ns, Fewer Is Better NAMD 2.14 ATPase Simulation - 327,506 Atoms 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 0.4822 0.9644 1.4466 1.9288 2.411 SE +/- 0.00083, N = 3 SE +/- 0.00155, N = 3 SE +/- 0.00109, N = 3 2.13238 2.14025 2.14318
Rodinia Test: OpenMP CFD Solver OpenBenchmarking.org Seconds, Fewer Is Better Rodinia 3.1 Test: OpenMP CFD Solver 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 5 10 15 20 25 SE +/- 0.07, N = 3 SE +/- 0.04, N = 3 SE +/- 0.03, N = 3 21.27 21.33 21.36 1. (CXX) g++ options: -O2 -lOpenCL
Timed Linux Kernel Compilation Build: defconfig OpenBenchmarking.org Seconds, Fewer Is Better Timed Linux Kernel Compilation 5.16 Build: defconfig 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 20 40 60 80 100 SE +/- 0.02, N = 3 SE +/- 0.13, N = 3 SE +/- 0.08, N = 3 81.24 81.43 81.53
Timed Linux Kernel Compilation Build: allmodconfig OpenBenchmarking.org Seconds, Fewer Is Better Timed Linux Kernel Compilation 5.16 Build: allmodconfig 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 200 400 600 800 1000 SE +/- 1.00, N = 3 SE +/- 0.71, N = 3 SE +/- 0.19, N = 3 1047.12 1049.55 1050.36
Blender Blend File: Barbershop - Compute: CPU-Only OpenBenchmarking.org Seconds, Fewer Is Better Blender 3.0 Blend File: Barbershop - Compute: CPU-Only 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 300 600 900 1200 1500 SE +/- 2.54, N = 3 SE +/- 0.60, N = 3 SE +/- 0.44, N = 3 1549.03 1549.63 1553.39
OpenSSL Algorithm: RSA4096 OpenBenchmarking.org sign/s, More Is Better OpenSSL 3.0 Algorithm: RSA4096 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 500 1000 1500 2000 2500 SE +/- 0.38, N = 3 SE +/- 1.72, N = 3 SE +/- 3.69, N = 3 2456.2 2455.9 2449.7 1. (CC) gcc options: -pthread -m64 -O3 -lssl -lcrypto -ldl
OpenSSL Algorithm: RSA4096 OpenBenchmarking.org verify/s, More Is Better OpenSSL 3.0 Algorithm: RSA4096 22.04 default kernel 5.15 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 30K 60K 90K 120K 150K SE +/- 59.33, N = 3 SE +/- 157.19, N = 3 SE +/- 27.23, N = 3 159666.4 159535.2 159366.4 1. (CC) gcc options: -pthread -m64 -O3 -lssl -lcrypto -ldl
Sysbench Test: CPU OpenBenchmarking.org Events Per Second, More Is Better Sysbench 1.0.20 Test: CPU 21.10 default kernel backports on kubuntu post update 22.04 kernel 5.17 22.04 default kernel 5.15 4K 8K 12K 16K 20K SE +/- 2.72, N = 3 SE +/- 11.00, N = 3 SE +/- 1.63, N = 3 17976.30 17954.40 17948.67 1. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm
ctx_clock Context Switch Time OpenBenchmarking.org Clocks, Fewer Is Better ctx_clock Context Switch Time 21.10 default kernel backports on kubuntu post update 22.04 default kernel 5.15 22.04 kernel 5.17 40 80 120 160 200 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 195 195 195
Phoronix Test Suite v10.8.5