KVM testing on Ubuntu 20.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2104154-HA-2104159AN63&rdt.
CC21Assignment2ProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemSystem Layert2.nanom5.largec5.largeIntel Xeon E5-2686 v4 (1 Core)Xen HVM domU (4.2.amazon BIOS)Intel 440FX 82441FX PMC1 x 512 MB RAM8GBCirrus Logic GD 5446Ubuntu 20.045.4.0-1038-aws (x86_64)GCC 9.3.0ext4Xen HVM domU 4.2.amazonIntel Xeon Platinum 8175M (1 Core / 2 Threads)Amazon EC2 m5.large (1.0 BIOS)8GB9GB Amazon Elastic Block StoreAmazon ElasticKVMIntel Xeon Platinum 8275CL (1 Core / 2 Threads)Amazon EC2 c5.large (1.0 BIOS)4096MBOpenBenchmarking.orgKernel Details- t2.nano: Transparent Huge Pages: never- m5.large: Transparent Huge Pages: madvise- c5.large: Transparent Huge Pages: madviseCompiler Details- --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++,gm2 --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none=/build/gcc-9-HskZEa/gcc-9-9.3.0/debian/tmp-nvptx/usr,hsa --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=auto --with-tune=generic --without-cuda-driver -v Processor Details- t2.nano: CPU Microcode: 0xb000038- m5.large: CPU Microcode: 0x2006906- c5.large: CPU Microcode: 0x5003005Security Details- t2.nano: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected - m5.large: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown - c5.large: itlb_multihit: KVM: Vulnerable + l1tf: Mitigation of PTE Inversion + mds: Vulnerable: Clear buffers attempted no microcode; SMT Host state unknown + meltdown: Mitigation of PTI + spec_store_bypass: Vulnerable + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline STIBP: disabled RSB filling + srbds: Not affected + tsx_async_abort: Not affected
CC21Assignment2stream: AddDifferenceStandard ErrorStandard Deviationt2.nanom5.largec5.large10012.21.00x7.830.25%13855.41.38x34.180.78%14127.61.41x39.310.88%OpenBenchmarking.org
OpenBenchmarking.orgMB/s, More Is BetterStream 2013-01-17Type: Addt2.nanom5.largec5.large3K6K9K12K15KSE +/- 7.83, N = 10SE +/- 34.18, N = 10SE +/- 39.31, N = 1010012.213855.414127.61. (CC) gcc options: -O3 -march=native -fopenmp
Phoronix Test Suite v10.8.4