GCC LTO Kernel Patch

Intel Core i5-3360M testing with a HP 179B (68ICF Ver. F.42 BIOS) and Intel HD 4000 2GB on Ubuntu 20.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2109196-IB-GCCLTOKER35&grs&sro.

GCC LTO Kernel PatchProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerOpenGLVulkanCompilerFile-SystemScreen Resolution5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.12.5-xanmod1-rdb-cacule-intel o35.14.0-xanmod1-rdb-cacule-intel o35.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.11.0-34-lowlatency focal-updates,focal-securityIntel Core i5-3360M @ 2.80GHz (2 Cores / 4 Threads)HP 179B (68ICF Ver. F.42 BIOS)Intel 3rd Gen Core DRAM8GB240GB Western Digital WDS240G2G0A-Intel HD 4000 2GB (1200MHz)IDT 92HD81B1X5Intel 82579LM + Intel Centrino Advanced-N 6205Ubuntu 20.045.13.16-xanmod1-rdb-cacule-intel0fastltoagressive (x86_64)KDE Plasma 5.18.7X Server 1.20.114.2 Mesa 21.2.1 kisak-mesa PPA1.2.182GCC 11.2.0 + LLVM 10.0.1ext41366x7685.13.14-xanmod1-rdb-cacule-intel (x86_64)5.13.16-xanmod1-rdb-cacule (x86_64)5.12.5-xanmod1-rdb-cacule-intel (x86_64)5.14.0-xanmod1-rdb-cacule-intel (x86_64)5.13.18-xanmod1-rdb-clang-tlo-cacule (x86_64)GCC 11.2.0 + Clang 12.0.1-1~kisak~f + LLVM 10.0.15.11.0-34-lowlatency (x86_64)OpenBenchmarking.orgKernel Details- Transparent Huge Pages: madviseEnvironment Details- 5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast: CXXFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"- 5.13.14-xanmod1-rdb-cacule-intel o3: CXXFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"- 5.13.16-xanmod1-rdb-cacule-intel lto gcc o3: CXXFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"- 5.12.5-xanmod1-rdb-cacule-intel o3: CXXFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"- 5.14.0-xanmod1-rdb-cacule-intel o3: CXXFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-Ofast -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"- 5.13.18-xanmod1-rdb-cacule-intel lto clang thin O3: CXXFLAGS="-O3 -march=native -fno-lto -flto=thin -fsplit-lto-unit" CFLAGS="-O3 -march=native -fno-lto -flto=thin -fsplit-lto-unit"- 5.11.0-34-lowlatency focal-updates,focal-security: CXXFLAGS="-O3 -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone" LDFLAGS="-fuse-linker-plugin -fno-lto -fno-use-linker-plugin" CFLAGS="-O3 -march=native -flto=5 -fno-lto -fno-use-linker-plugin -fipa-cp-clone"Compiler Details- 5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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 - 5.13.14-xanmod1-rdb-cacule-intel o3: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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 - 5.13.16-xanmod1-rdb-cacule-intel lto gcc o3: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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 - 5.12.5-xanmod1-rdb-cacule-intel o3: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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 - 5.14.0-xanmod1-rdb-cacule-intel o3: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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 - 5.13.18-xanmod1-rdb-cacule-intel lto clang thin O3: Optimized build; Default target: x86_64-pc-linux-gnu; Host CPU: ivybridge- 5.11.0-34-lowlatency focal-updates,focal-security: --build=x86_64-linux-gnu --disable-cet --disable-vtable-verify --disable-werror --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=1 --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-11-11.2.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/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: intel_cpufreq ondemand - CPU Microcode: 0x21Security Details- 5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.13.14-xanmod1-rdb-cacule-intel o3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.13.16-xanmod1-rdb-cacule-intel lto gcc o3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.12.5-xanmod1-rdb-cacule-intel o3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.14.0-xanmod1-rdb-cacule-intel o3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.13.18-xanmod1-rdb-cacule-intel lto clang thin O3: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Vulnerable IBPB: disabled STIBP: disabled + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected - 5.11.0-34-lowlatency focal-updates,focal-security: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Vulnerable: No microcode + tsx_async_abort: Not affected

GCC LTO Kernel Patchstress-ng: Context Switchingstress-ng: Socket Activitystress-ng: CPU Cachestress-ng: MMAPstress-ng: MEMFDstress-ng: System V Message Passingstress-ng: Memory Copyingstress-ng: Forkingstress-ng: SENDFILEstress-ng: NUMAstress-ng: Semaphoresstress-ng: CPU Stressstress-ng: Matrix Mathstress-ng: Vector Mathstress-ng: Mallocstress-ng: Glibc C String Functionsstress-ng: Atomicstress-ng: Glibc Qsort Data Sortingstress-ng: Cryptostress-ng: RdRandstress-ng: IO_uring5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.12.5-xanmod1-rdb-cacule-intel o35.14.0-xanmod1-rdb-cacule-intel o35.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.11.0-34-lowlatency focal-updates,focal-security751841.531332.28233.767.2671.231583213.41474.7912761.0225175.7529.90279495.802863.405880.305275.607725551.82131495.04158419.8320.32257.21376628.001595.97632897.881294.94232.527.0268.201505481.70467.5812043.7824664.7828.12274755.212873.595791.415272.757848737.74130417.29157603.5120.23257.05376340.851579.26817901.901323.38237.467.2269.431570399.37469.4312696.1224737.4628.87276502.762873.835863.385276.757832479.52131168.50157334.7320.22256.99376707.301789.05982620.501086.98232.216.4356.001138658.54480.559400.3019467.9931.96285061.602833.775862.445226.297777559.67129015.18161247.0920.15257.03370935.298282.90466639.041241.09229.66.3755.321401428.51469.7410004.8219945.3425.72266540.652872.255810.265249.417862888.56131021.06157639.5320.31256.80375436.752268.33753466.241271.06238.609.2369.091529763.25632.5310756.8324706.3630.28280638.733347.986046.745632.648166511.26135120.02155910.6820.56261.823325.90489748.37795.72149.666.3550.931169205.05455.509733.0019306.2630.72231091.572831.465599.265246.537670028.12130948.46159525.9320.10256.05375362.528488.03OpenBenchmarking.org

Stress-NG

Test: Context Switching

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Context Switching5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o3200K400K600K800K1000KSE +/- 778.62, N = 3SE +/- 12027.67, N = 4SE +/- 12925.63, N = 12SE +/- 7370.19, N = 3SE +/- 2779.21, N = 3SE +/- 16052.08, N = 12SE +/- 3093.64, N = 14489748.37982620.50632897.88817901.90751841.53753466.24466639.04-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Socket Activity

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Socket Activity5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o330060090012001500SE +/- 31.01, N = 15SE +/- 0.54, N = 3SE +/- 2.66, N = 3SE +/- 1.47, N = 3SE +/- 0.59, N = 3SE +/- 2.45, N = 3SE +/- 1.24, N = 3795.721086.981294.941323.381332.281271.061241.09-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: CPU Cache

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: CPU Cache5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o350100150200250SE +/- 0.19, N = 3SE +/- 0.80, N = 3SE +/- 2.26, N = 3SE +/- 0.90, N = 3SE +/- 2.44, N = 3SE +/- 3.30, N = 3SE +/- 0.93, N = 3149.66232.21232.52237.46233.76238.60229.60-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: MMAP

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: MMAP5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o33691215SE +/- 0.01, N = 3SE +/- 0.05, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 36.356.437.027.227.269.236.37-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: MEMFD

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: MEMFD5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o31632486480SE +/- 0.03, N = 3SE +/- 0.09, N = 3SE +/- 0.04, N = 3SE +/- 0.30, N = 3SE +/- 0.14, N = 3SE +/- 0.10, N = 3SE +/- 0.30, N = 350.9356.0068.2069.4371.2369.0955.32-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: System V Message Passing

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: System V Message Passing5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o3300K600K900K1200K1500KSE +/- 5280.85, N = 3SE +/- 13289.44, N = 4SE +/- 3724.26, N = 3SE +/- 5336.80, N = 3SE +/- 3696.93, N = 3SE +/- 1612.72, N = 3SE +/- 1358.00, N = 31169205.051138658.541505481.701570399.371583213.411529763.251401428.51-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Memory Copying

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Memory Copying5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o3140280420560700SE +/- 2.47, N = 3SE +/- 1.23, N = 3SE +/- 2.56, N = 3SE +/- 2.16, N = 3SE +/- 1.74, N = 3SE +/- 0.58, N = 3SE +/- 0.34, N = 3455.50480.55467.58469.43474.79632.53469.74-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Forking

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Forking5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o33K6K9K12K15KSE +/- 30.84, N = 3SE +/- 47.99, N = 3SE +/- 40.65, N = 3SE +/- 37.54, N = 3SE +/- 110.39, N = 3SE +/- 40.77, N = 3SE +/- 25.17, N = 39733.009400.3012043.7812696.1212761.0210756.8310004.82-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: SENDFILE

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: SENDFILE5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o35K10K15K20K25KSE +/- 43.23, N = 3SE +/- 73.89, N = 3SE +/- 89.84, N = 3SE +/- 325.65, N = 3SE +/- 166.79, N = 3SE +/- 95.44, N = 3SE +/- 156.54, N = 319306.2619467.9924664.7824737.4625175.7524706.3619945.34-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: NUMA

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: NUMA5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o3714212835SE +/- 0.14, N = 3SE +/- 0.44, N = 12SE +/- 0.18, N = 15SE +/- 0.34, N = 4SE +/- 0.38, N = 3SE +/- 0.06, N = 3SE +/- 0.35, N = 330.7231.9628.1228.8729.9030.2825.72-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Semaphores

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Semaphores5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o360K120K180K240K300KSE +/- 109.08, N = 3SE +/- 96.80, N = 3SE +/- 115.83, N = 3SE +/- 101.92, N = 3SE +/- 127.59, N = 3SE +/- 109.62, N = 3SE +/- 113.12, N = 3231091.57285061.60274755.21276502.76279495.80280638.73266540.65-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: CPU Stress

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: CPU Stress5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o37001400210028003500SE +/- 7.03, N = 3SE +/- 10.60, N = 3SE +/- 4.16, N = 3SE +/- 5.70, N = 3SE +/- 3.41, N = 3SE +/- 3.11, N = 3SE +/- 2.78, N = 32831.462833.772873.592873.832863.403347.982872.25-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Matrix Math

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Matrix Math5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o313002600390052006500SE +/- 12.23, N = 3SE +/- 47.98, N = 3SE +/- 18.51, N = 3SE +/- 18.38, N = 3SE +/- 19.50, N = 3SE +/- 14.30, N = 3SE +/- 18.41, N = 35599.265862.445791.415863.385880.306046.745810.26-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Vector Math

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Vector Math5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o312002400360048006000SE +/- 7.10, N = 3SE +/- 13.47, N = 3SE +/- 1.75, N = 3SE +/- 0.40, N = 3SE +/- 1.99, N = 3SE +/- 0.75, N = 3SE +/- 8.31, N = 35246.535226.295272.755276.755275.605632.645249.41-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Malloc

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Malloc5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o32M4M6M8M10MSE +/- 11926.26, N = 3SE +/- 47489.85, N = 3SE +/- 21377.13, N = 3SE +/- 33901.25, N = 3SE +/- 865.40, N = 3SE +/- 44220.10, N = 3SE +/- 6114.22, N = 37670028.127777559.677848737.747832479.527725551.828166511.267862888.56-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Glibc C String Functions

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Glibc C String Functions5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o330K60K90K120K150KSE +/- 72.21, N = 3SE +/- 920.74, N = 3SE +/- 358.29, N = 3SE +/- 328.36, N = 3SE +/- 115.12, N = 3SE +/- 777.78, N = 3SE +/- 106.89, N = 3130948.46129015.18130417.29131168.50131495.04135120.02131021.06-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Atomic

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Atomic5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o330K60K90K120K150KSE +/- 2113.32, N = 3SE +/- 251.08, N = 3SE +/- 318.54, N = 3SE +/- 14.02, N = 3SE +/- 478.91, N = 3SE +/- 559.55, N = 3SE +/- 360.30, N = 3159525.93161247.09157603.51157334.73158419.83155910.68157639.53-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Glibc Qsort Data Sorting

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Glibc Qsort Data Sorting5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o3510152025SE +/- 0.14, N = 3SE +/- 0.04, N = 3SE +/- 0.10, N = 3SE +/- 0.07, N = 3SE +/- 0.01, N = 3SE +/- 0.04, N = 3SE +/- 0.05, N = 320.1020.1520.2320.2220.3220.5620.31-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: Crypto

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: Crypto5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o360120180240300SE +/- 0.26, N = 3SE +/- 0.45, N = 3SE +/- 0.06, N = 3SE +/- 0.42, N = 3SE +/- 0.19, N = 3SE +/- 0.25, N = 3SE +/- 0.48, N = 3256.05257.03257.05256.99257.21261.82256.80-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: RdRand

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: RdRand5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.14.0-xanmod1-rdb-cacule-intel o380K160K240K320K400KSE +/- 23.73, N = 3SE +/- 701.71, N = 3SE +/- 13.79, N = 3SE +/- 71.35, N = 3SE +/- 118.10, N = 3SE +/- 543.99, N = 3375362.52370935.29376340.85376707.30376628.00375436.75-O3-Ofast-Ofast-Ofast-Ofast-Ofast1. (CC) gcc options: -march=native -flto=5 -fno-lto -fipa-cp-clone -O2 -std=gnu99 -lm -fuse-linker-plugin -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Stress-NG

Test: IO_uring

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.13.02Test: IO_uring5.11.0-34-lowlatency focal-updates,focal-security5.12.5-xanmod1-rdb-cacule-intel o35.13.14-xanmod1-rdb-cacule-intel o35.13.16-xanmod1-rdb-cacule-intel lto gcc o35.13.16-xanmod1-rdb-cacule-intel lto gcc ofast5.13.18-xanmod1-rdb-cacule-intel lto clang thin O35.14.0-xanmod1-rdb-cacule-intel o32K4K6K8K10KSE +/- 77.51, N = 15SE +/- 59.29, N = 15SE +/- 130.09, N = 15SE +/- 90.03, N = 15SE +/- 79.96, N = 13SE +/- 177.69, N = 15SE +/- 115.78, N = 158488.038282.901579.261789.051595.973325.902268.33-O3 -flto=5 -fipa-cp-clone -fuse-linker-plugin-Ofast -flto=5 -fipa-cp-clone -fuse-linker-plugin-O3 -flto=thin -fsplit-lto-unit1. (CC) gcc options: -march=native -fno-lto -O2 -std=gnu99 -lm -lcrypt -lrt -lz -ldl -pthread -lapparmor -lc -latomic

Phoronix Test Suite v10.8.5