io-zone 2 x Intel Core i7 9xx (Nehalem Class Core i7) testing with a QEMU Standard PC (i440FX + PIIX 1996) and Cirrus Logic GD 5446 on Ubuntu 14.04 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1405027-SO-IOZONE66162 .
io-zone Processor Motherboard Chipset Memory Disk Graphics Network OS Kernel Compiler File-System Screen Resolution default none-native default,writecache none-native,writecache none-native,wc,noop 2 x Intel Core i7 9xx (Nehalem Class Core i7) @ 2.27GHz (2 Cores) QEMU Standard PC (i440FX + PIIX 1996) Intel 440FX- 82441FX PMC 1 x 2048 MB RAM 18GB Cirrus Logic GD 5446 Red Hat Virtio device Ubuntu 14.04 3.13.0-24-generic (x86_64) GCC 4.8 ext4 1024x768 OpenBenchmarking.org Compiler Details - --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Disk Mount Options Details - data=ordered,errors=remount-ro,relatime,rw
io-zone iozone: 4Kb - 8GB - Write Performance Difference Standard Error Standard Deviation default none-native default,writecache none-native,writecache none-native,wc,noop 198.21 1.06x 7.67 9.48% 227.69 1.22x 0.14 0.11% 186.24 1.00x 0.59 0.54% 227.40 1.22x 0.24 0.18% 227.58 1.22x 0.26 0.20% OpenBenchmarking.org
IOzone Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance OpenBenchmarking.org MB/s, More Is Better IOzone 3.405 Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance default none-native default,writecache none-native,writecache none-native,wc,noop 50 100 150 200 250 SE +/- 7.67, N = 6 SE +/- 0.14, N = 3 SE +/- 0.59, N = 3 SE +/- 0.24, N = 3 SE +/- 0.26, N = 3 198.21 227.69 186.24 227.40 227.58 1. (CC) gcc options: -O3
Phoronix Test Suite v10.8.4