cpu benchmark

cpu benchmark with one vm run benchmark and other 15 vms running cpu heavy workload (stress cmd), each vm spec is 8 cores and 16GB memory, ubuntu/jammy.

HTML result view exported from: https://openbenchmarking.org/result/2501213-NE-2501218NE51&sor.

cpu benchmark ProcessorMotherboardChipsetMemoryDiskNetworkOSKernelVulkanCompilerFile-SystemSystem Layercpu_shared_with_other_15_vmscpu_pinned_with_other_15_vmsAMD EPYC-Milan (8 Cores)SeaBIOS rel-1.16.0-0-gd239552c-rebuilt.opensuse.orgIntel 82G33/G31/P35/P31 + ICH91 x 16GB RAM QEMU10GBRed Hat Virtio deviceUbuntu 22.045.15.0-1067-kvm (x86_64)1.3.255GCC 11.4.0ext4KVM16GB5.15.0-1072-kvm (x86_64)OpenBenchmarking.orgCompiler Details- --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 Processor Details- CPU Microcode: 0x1000065Security Details- gather_data_sampling: Not affected + itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + mmio_stale_data: Not affected + reg_file_data_sampling: Not affected + retbleed: Not affected + spec_rstack_overflow: Mitigation of safe RET + 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; IBRS_FW; STIBP: disabled; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not affected + srbds: Not affected + tsx_async_abort: Not affected

cpu benchmark sysbench: CPUDifferenceStandard ErrorStandard Deviationcpu_shared_with_other_15_vmscpu_pinned_with_other_15_vms9537.001.00x169.316.88%15520.941.63x3.240.04%OpenBenchmarking.org

Sysbench

Test: CPU

OpenBenchmarking.orgEvents Per Second, More Is BetterSysbench 1.0.20Test: CPUcpu_pinned_with_other_15_vmscpu_shared_with_other_15_vms3K6K9K12K15KSE +/- 3.24, N = 3SE +/- 169.31, N = 1515520.949537.001. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm

Phoronix Test Suite v10.8.5