IoZone mirrored file vdevs

Test IO performance on two mirrors of two preallocated files each: pool: tank state: ONLINE scan: resilvered 120M in 0h0m with 0 errors on Tue Jan 1 19:16:48 2019 config: NAME STATE READ WRITE CKSUM tank ONLINE 0 0 0 mirror-0 ONLINE 0 0 0 /tmp/file5 ONLINE 0 0 0 /tmp/file6 ONLINE 0 0 0 mirror-1 ONLINE 0 0 0 /tmp/file7 ONLINE 0 0 0 /tmp/file8 ONLINE 0 0 0 errors: No known data errors

HTML result view exported from: https://openbenchmarking.org/result/1901016-KH-IOZONEMIR49.

IoZone mirrored file vdevsProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionIOZONEMIRROREDFILEVDEVSIntel Core i5 750 @ 2.66GHz (4 Cores)Gigabyte P55A-UD4Intel Core DMI12288MB2 x 2000GB Western Digital WD20EZRZ-00Z + 2000GB Western Digital WD20EZRZ-22Z + 120GB CT120BX500SSD1 + 3001GB USB 3.0 deviceMSI NVIDIA GeForce GT 710 2048MB (954/800MHz)Realtek ALC889Realtek RTL8111/8168/8411 + Ralink RT2800 802.11n PCIneon 18.044.15.0-42-generic (x86_64)KDE Frameworks 5NVIDIA 396.544.6.0CUDA 9.1ext41920x1080OpenBenchmarking.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 - CFQ / data=ordered,relatime,rw- Scaling Governor: acpi-cpufreq ondemand- Disk Scheduler: CFQ.

IoZone mirrored file vdevsiozone: 4Kb - 512MB - Write PerformanceStandard ErrorStandard DeviationIOZONEMIRROREDFILEVDEVS113.041.001.53%OpenBenchmarking.org

IOzone

Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance

OpenBenchmarking.orgMB/s, More Is BetterIOzone 3.465Record Size: 4Kb - File Size: 512MB - Disk Test: Write PerformanceIOZONEMIRROREDFILEVDEVS306090120150SE +/- 1.00, N = 3113.041. (CC) gcc options: -O3

Phoronix Test Suite v10.8.4