KVM testing on Ubuntu 22.04 via the Phoronix Test Suite.

HTML result view exported from:

stress-memProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelVulkanCompilerFile-SystemScreen ResolutionSystem LayerAMD EPYC 7302 16-Core - Cirrus Logic GD 5446 - QEMUAMD EPYC 7302 16-Core (1 Core)QEMU Standard PC (i440FX + PIIX 1996) (1.15.0-1 BIOS)Intel 440FX 82441FX PMC1 x 2 GB RAM QEMU50GBCirrus Logic GD 5446QEMU GenericRed Hat Virtio deviceUbuntu (x86_64)1.3.238GCC Transparent Huge Pages: madvise- --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-XeT9lY/gcc-11-11.4.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-11-XeT9lY/gcc-11-11.4.0/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 - CPU Microcode: 0x830107a- gather_data_sampling: Not affected + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + retbleed: Mitigation of untrained return thunk; SMT disabled + spec_rstack_overflow: Mitigation of SMT disabled + 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: disabled RSB filling PBRSB-eIBRS: Not affected + srbds: Not affected + tsx_async_abort: Not affected

stress-memstress-ng: Memory CopyingStandard ErrorStandard DeviationAMD EPYC 7302 16-Core - Cirrus Logic GD 5446 -


Test: Memory Copying

OpenBenchmarking.orgBogo Ops/s, More Is BetterStress-NG 0.16.04Test: Memory CopyingAMD EPYC 7302 16-Core - Cirrus Logic GD 5446 - QEMU60120180240300SE +/- 1.76, N = 3272.091. (CXX) g++ options: -O2 -std=gnu99 -lc

Phoronix Test Suite v10.8.4