KVM testing on Ubuntu 18.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1910231-AS-PARALLELB24.
parallel_bzip_epyc1ProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemScreen ResolutionSystem Layerparallel_bzip_epyc1_14 x AMD EPYC 7281 16-Core (4 Cores)OpenStack Foundation Nova v18.1.1 (1.10.2-1ubuntu1~cloud0 BIOS)Intel 440FX 82441FX PMC1 x 8192 MB RAM QEMU29GBRed Hat QXL paravirtual graphic cardRed Hat Virtio deviceUbuntu 18.044.15.0-66-generic (x86_64)GCC 7.4.0 + CUDA 9.1ext41024x768KVMOpenBenchmarking.org- --build=x86_64-linux-gnu --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++ --enable-libmpx --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none --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-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib --with-tune=generic --without-cuda-driver -v - 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 Full AMD retpoline IBPB: conditional STIBP: disabled RSB filling
parallel_bzip_epyc1compress-pbzip2: 256MB File CompressionStandard ErrorStandard Deviationparallel_bzip_epyc1_117.460.459.98%OpenBenchmarking.org
OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.12256MB File Compressionparallel_bzip_epyc1_148121620SE +/- 0.45, N = 1517.461. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread
Phoronix Test Suite v10.8.4