px11-raid5

KVM testing on Debian 10 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2103051-HA-PX11RAID524.

px11-raid5ProcessorMotherboardChipsetMemoryDiskGraphicsNetworkOSKernelCompilerFile-SystemScreen ResolutionSystem Layerraid5with-write-cacheCommon KVM (4 Cores)QEMU Standard PC (i440FX + PIIX 1996) (rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org BIOS)Intel 440FX 82441FX PMC1 x 4096 MB RAM QEMU31GBbochsdrmfbRed Hat Virtio deviceDebian 104.19.0-14-amd64 (x86_64)GCC 8.3.0ext41024x768KVMOpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysCompiler Details- --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --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 Disk Details- NONE / errors=remount-ro,relatime,rw / Block Size: 4096Processor Details- CPU Microcode: 0x1Security Details- 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

px11-raid5iozone: 1MB - 512MB - Read Performanceiozone: 2MB - 512MB - Read Performanceiozone: 1MB - 512MB - Write Performanceiozone: 2MB - 512MB - Write Performanceraid5with-write-cache2448.002623.6817.0526.312975.942965.33227.90273.16OpenBenchmarking.org

IOzone

Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.465Record Size: 1MB - File Size: 512MB - Disk Test: Read Performanceraid5with-write-cache6001200180024003000SE +/- 28.06, N = 3SE +/- 199.34, N = 122448.002975.941. (CC) gcc options: -O3

IOzone

Record Size: 2MB - File Size: 512MB - Disk Test: Read Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.465Record Size: 2MB - File Size: 512MB - Disk Test: Read Performanceraid5with-write-cache6001200180024003000SE +/- 63.50, N = 12SE +/- 100.37, N = 152623.682965.331. (CC) gcc options: -O3

IOzone

Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.465Record Size: 1MB - File Size: 512MB - Disk Test: Write Performanceraid5with-write-cache50100150200250SE +/- 0.03, N = 3SE +/- 0.84, N = 317.05227.901. (CC) gcc options: -O3

IOzone

Record Size: 2MB - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.465Record Size: 2MB - File Size: 512MB - Disk Test: Write Performanceraid5with-write-cache60120180240300SE +/- 0.04, N = 3SE +/- 1.37, N = 326.31273.161. (CC) gcc options: -O3

Phoronix Test Suite v10.8.4