KVM testing on Ubuntu 20.04 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 2104159-HA-RAMSPEEDR08 ram-speed-result - Phoronix Test Suite 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 .
ram-speed-result Processor Motherboard Chipset Memory Disk Graphics Audio Network OS Kernel Compiler File-System Screen Resolution System Layer ram-speed-1 kvm ram test kvm ram test 2 2 x Intel Core (Skylake IBRS) (2 Cores) QEMU Standard PC (Q35 + ICH9 2009) (1.14.0-1.fc33 BIOS) Intel 82G33/G31/P35/P31 + ICH9 2048MB 29GB Red Hat QXL paravirtual graphic card QEMU Generic Red Hat Virtio device Ubuntu 20.04 5.4.0-70-generic (x86_64) GCC 9.3.0 ext4 1024x768 KVM OpenBenchmarking.org Kernel Details - Transparent Huge Pages: madvise Compiler 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: 0x1 Security 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-result ramspeed: Add - Integer ramspeed: Copy - Integer ramspeed: Scale - Integer ramspeed: Triad - Integer ramspeed: Average - Integer ramspeed: Add - Floating Point ramspeed: Copy - Floating Point ramspeed: Scale - Floating Point ramspeed: Triad - Floating Point ramspeed: Average - Floating Point ram-speed-1 kvm ram test kvm ram test 2 8061.25 8068.74 7213.97 7297.11 8106.04 7657.01 8016.63 7241.78 7265.34 8031.66 7632.74 OpenBenchmarking.org
RAMspeed SMP Type: Add - Benchmark: Integer OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer ram-speed-1 kvm ram test 2 2K 4K 6K 8K 10K SE +/- 14.98, N = 3 SE +/- 14.34, N = 3 8061.25 8068.74 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Copy - Benchmark: Integer OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer kvm ram test 2 1500 3000 4500 6000 7500 SE +/- 29.23, N = 3 7213.97 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Scale - Benchmark: Integer OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer kvm ram test 2 1600 3200 4800 6400 8000 SE +/- 6.59, N = 3 7297.11 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Triad - Benchmark: Integer OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer kvm ram test 2 2K 4K 6K 8K 10K SE +/- 8.45, N = 3 8106.04 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Average - Benchmark: Integer OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer kvm ram test 2 1600 3200 4800 6400 8000 SE +/- 11.09, N = 3 7657.01 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Add - Benchmark: Floating Point OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point kvm ram test 2 2K 4K 6K 8K 10K SE +/- 16.29, N = 3 8016.63 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Copy - Benchmark: Floating Point OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point kvm ram test 2 1600 3200 4800 6400 8000 SE +/- 16.78, N = 3 7241.78 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Scale - Benchmark: Floating Point OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point kvm ram test 2 1600 3200 4800 6400 8000 SE +/- 26.49, N = 3 7265.34 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Triad - Benchmark: Floating Point OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point kvm ram test 2 2K 4K 6K 8K 10K SE +/- 8.85, N = 3 8031.66 1. (CC) gcc options: -O3 -march=native
RAMspeed SMP Type: Average - Benchmark: Floating Point OpenBenchmarking.org MB/s, More Is Better RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point kvm ram test 2 1600 3200 4800 6400 8000 SE +/- 4.63, N = 3 7632.74 1. (CC) gcc options: -O3 -march=native
Phoronix Test Suite v10.8.4