ram-speed-result

KVM testing on Ubuntu 20.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2104159-HA-RAMSPEEDR08&gru.

ram-speed-resultProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelCompilerFile-SystemScreen ResolutionSystem Layerram-speed-1kvm ram testkvm ram test 22 x Intel Core (Skylake IBRS) (2 Cores)QEMU Standard PC (Q35 + ICH9 2009) (1.14.0-1.fc33 BIOS)Intel 82G33/G31/P35/P31 + ICH92048MB29GBRed Hat QXL paravirtual graphic cardQEMU GenericRed Hat Virtio deviceUbuntu 20.045.4.0-70-generic (x86_64)GCC 9.3.0ext41024x768KVMOpenBenchmarking.orgKernel Details- 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- CPU Microcode: 0x1Security Details- itlb_multihit: Not affected + l1tf: Mitigation of PTE Inversion; VMX: flush not necessary SMT disabled + mds: Mitigation of Clear buffers; SMT Host state unknown + meltdown: Mitigation of PTI + 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 generic retpoline IBPB: conditional IBRS_FW STIBP: disabled RSB filling + srbds: Unknown: Dependent on hypervisor status + tsx_async_abort: Mitigation of Clear buffers; SMT Host state unknown

ram-speed-resultramspeed: Add - Integerramspeed: Copy - Integerramspeed: Scale - Integerramspeed: Triad - Integerramspeed: Average - Integerramspeed: Add - Floating Pointramspeed: Copy - Floating Pointramspeed: Scale - Floating Pointramspeed: Triad - Floating Pointramspeed: Average - Floating Pointram-speed-1kvm ram testkvm ram test 28061.258068.747213.977297.118106.047657.018016.637241.787265.348031.667632.74OpenBenchmarking.org

RAMspeed SMP

Type: Add - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Add - Benchmark: Integerram-speed-1kvm ram test 22K4K6K8K10KSE +/- 14.98, N = 3SE +/- 14.34, N = 38061.258068.741. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Copy - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Copy - Benchmark: Integerkvm ram test 215003000450060007500SE +/- 29.23, N = 37213.971. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Scale - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Scale - Benchmark: Integerkvm ram test 216003200480064008000SE +/- 6.59, N = 37297.111. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Triad - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Triad - Benchmark: Integerkvm ram test 22K4K6K8K10KSE +/- 8.45, N = 38106.041. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Average - Benchmark: Integer

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Average - Benchmark: Integerkvm ram test 216003200480064008000SE +/- 11.09, N = 37657.011. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Add - Benchmark: Floating Point

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Add - Benchmark: Floating Pointkvm ram test 22K4K6K8K10KSE +/- 16.29, N = 38016.631. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Copy - Benchmark: Floating Point

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Copy - Benchmark: Floating Pointkvm ram test 216003200480064008000SE +/- 16.78, N = 37241.781. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Scale - Benchmark: Floating Point

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Scale - Benchmark: Floating Pointkvm ram test 216003200480064008000SE +/- 26.49, N = 37265.341. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Triad - Benchmark: Floating Point

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Triad - Benchmark: Floating Pointkvm ram test 22K4K6K8K10KSE +/- 8.85, N = 38031.661. (CC) gcc options: -O3 -march=native

RAMspeed SMP

Type: Average - Benchmark: Floating Point

OpenBenchmarking.orgMB/s, More Is BetterRAMspeed SMP 3.5.0Type: Average - Benchmark: Floating Pointkvm ram test 216003200480064008000SE +/- 4.63, N = 37632.741. (CC) gcc options: -O3 -march=native

Phoronix Test Suite v10.8.4