KVM testing on Ubuntu 18.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1901258-SK-IO136990484.
io1ProcessorMotherboardChipsetMemoryDiskNetworkOSKernelCompilerFile-SystemSystem LayerUbuntu 18.04 LTSIntel Xeon Platinum 8124M (4 Cores / 8 Threads)Amazon EC2 c5.2xlarge (1.0 BIOS)Intel 440FX 82441FX PMC16384MB9GB Amazon Elastic Block StoreAmazon ElasticUbuntu 18.044.15.0-1031-aws (x86_64)GCC 7.3.0ext4KVMOpenBenchmarking.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 - NONE / data=ordered,discard,relatime,rw- KPTI + __user pointer sanitization + Full generic retpoline + PTE Inversion
io1aio-stress: Rand WriteStandard ErrorStandard DeviationUbuntu 18.04 LTS22596.590.51%OpenBenchmarking.org
OpenBenchmarking.orgMB/s, More Is BetterAIO-Stress 0.21Test: Random WriteUbuntu 18.04 LTS5001000150020002500SE +/- 6.59, N = 322591. (CC) gcc options: -pthread -laio
Phoronix Test Suite v10.8.4