cfq scheduler

QEMU 1.2.0 testing on Debian 6.0.7 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1306222-UT-1306224UT54&sro&gru.

cfq schedulerProcessorMotherboardChipsetMemoryDiskGraphicsNetworkAudioOSKernelCompilerFile-SystemSystem LayerDisplay Drivercfqnoop2013-03-10 12:322013-03-13 16:072013-03-13 16:36mc1_1mc2_1QEMU Virtual 1.2.0 @ 2.10GHz (2 Cores)BochsIntel 440FX- 82441FX PMC1 x 1024 MB RAM15GBCirrus Logic GD 5446Realtek RTL-8139/8139C/8139C+Debian 6.0.72.6.32-5-amd64 (x86_64)GCC 4.4.5ext3QEMU 1.2.0Intel Atom D525 @ 1.80GHz (4 Cores)Intel D525MWIntel N10 Family DMI3584MB40GB INTEL SSDSA2M040Intel N10 Family IGPRealtek ALC662 rev1Realtek RTL8111/8168B + Intel PRO/Wireless2.6.32-5-xen-amd64 (x86_64)intelAMD Opteron 8212 @ 2.00GHz (4 Cores)Xen HVM domU v3.3.1Intel 440FX- 82441FX PMC8192MB95GBCirrus Logic GD 54462.6.32-5-amd64 (x86_64)Xen HVM domU 3.3.12 x Intel Xeon E5320 @ 1.86GHz (4 Cores)Intel 440BXIntel 440BX/ZX/DX4096 MB + 2048 MB DRAM32GB Virtual diskVMware SVGA IIEnsoniq ES1371Intel 82545EM GigabitDebian Linux 7.13.2.0-4-amd64 (x86_64)GCC 4.7ext4VMwareOpenBenchmarking.orgCompiler Details- cfq: --build=x86_64-linux-gnu --enable-checking=release --enable-clocale=gnu --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-multiarch --enable-nls --enable-objc-gc --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i586 --with-tune=generic -v - noop: --build=x86_64-linux-gnu --enable-checking=release --enable-clocale=gnu --enable-languages=c,c++,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-multiarch --enable-nls --enable-objc-gc --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i586 --with-tune=generic -v - mc2_1: --build=x86_64-linux-gnu --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-languages=c,c++,go,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch-32=i586 --with-tune=generic -v System Details- cfq: Python 2.6.6.- noop: Python 2.6.6.- 2013-03-13 16:07: Disk Scheduler: CFQ.- 2013-03-13 16:36: Disk Scheduler: CFQ.Disk Mount Options Details- cfq, noop: data=ordered,errors=remount-ro,relatime,rw

cfq schedulercompress-7zip: Compress Speed Testcompress-gzip: 2GB File Compressioncompress-pbzip2: 256MB File Compressioncompress-lzma: 256MB File Compressioncfqnoop2013-03-10 12:322013-03-13 16:072013-03-13 16:36mc1_1mc2_1103.23113.24193076.1790.71659.48503232.4331.08365.93574625.5021.21327.54OpenBenchmarking.org

7-Zip Compression

Compress Speed Test

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 9.20.1Compress Speed Test2013-03-10 12:32mc1_1mc2_112002400360048006000SE +/- 28.92, N = 4SE +/- 23.79, N = 3SE +/- 82.40, N = 51930503257461. (CXX) g++ options: -pipe -lpthread

Gzip Compression

2GB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterGzip Compression2GB File Compression2013-03-10 12:32cfqmc1_1mc2_1noop306090120150SE +/- 0.19, N = 3SE +/- 6.06, N = 6SE +/- 0.16, N = 3SE +/- 0.08, N = 3SE +/- 2.68, N = 676.17103.2332.4325.50113.24

Parallel BZIP2 Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.6256MB File Compression2013-03-10 12:32mc1_1mc2_120406080100SE +/- 2.78, N = 6SE +/- 0.22, N = 3SE +/- 0.60, N = 690.7131.0821.211. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

LZMA Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterLZMA Compression256MB File Compression2013-03-10 12:32mc1_1mc2_1140280420560700SE +/- 0.94, N = 3SE +/- 1.97, N = 3SE +/- 0.51, N = 3659.48365.93327.541. (CXX) g++ options: -O2

Phoronix Test Suite v10.8.5