Linux 3.15 IO Scheduler Testing

Running disk benchmarks to test the Linux 3.15 kernel I/O scheduler options. Benchmarks by Michael Larabel for a future article on Phoronix.com.

HTML result view exported from: https://openbenchmarking.org/result/1405273-KH-LINUX315I39.

Linux 3.15 IO Scheduler TestingProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionNoopDeadlineCFQIntel Core i7-3517U @ 3.00GHz (4 Cores)ASUS UX32VDA v1.0Intel 3rd Gen Core DRAM4096MB2 x 128GB SanDisk SD5SF212Intel HD 4000 512MB (1150MHz)Intel 7 /C210Intel Centrino Advanced-N 6235Ubuntu 14.043.15.0-999-generic (x86_64)Unity 7.2.0X Server 1.15.1intel 2.99.9103.3 Mesa 10.1.0GCC 4.9.0 + Clang 3.4-1ubuntu3ext41920x1080OpenBenchmarking.orgCompiler 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,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --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-multilib-list=m32,m64,mx32 --with-tune=generic -v Disk Details- Noop: NOOP / data=ordered,errors=remount-ro,relatime,rw- Deadline: DEADLINE / data=ordered,errors=remount-ro,relatime,rw - CFQ: CFQ / data=ordered,errors=remount-ro,relatime,rwProcessor Details- Scaling Governor: intel_pstate performanceSystem Details- Noop: Disk Scheduler: NOOP.- Deadline: Disk Scheduler: DEADLINE.- CFQ: Disk Scheduler: CFQ.

Linux 3.15 IO Scheduler Testingfio: Intel IOMeter File Server Access Patternfs-mark: 1000 Files, 1MB Sizefs-mark: 5000 Files, 1MB Size, 4 Threadsdbench: 6tiobench: Rand Write - 64MB - 4postmark: Disk Transaction Performancebuild-apache: Time To Compilebuild-linux-kernel: Time To Compileapache: Static Web Page ServingNoopDeadlineCFQ49.7954.83132.80209.036.80153064.07235.9215897.8151.0554.30137.07211.017.04153064.30236.0815576.0253.1953.60137.07204.695.64151563.94236.8115997.82OpenBenchmarking.org

Flexible IO Tester

Test: Intel IOMeter File Server Access Pattern

OpenBenchmarking.orgSeconds (Run Time), Fewer Is BetterFlexible IO Tester 2.1.9Test: Intel IOMeter File Server Access PatternNoopDeadlineCFQ1224364860SE +/- 0.08, N = 3SE +/- 0.94, N = 3SE +/- 0.92, N = 449.7951.0553.191. (CC) gcc options: -rdynamic -std=gnu99 -O3 -ffast-math -include -libverbs -lrt -laio -lz -lm -lpthread -ldl

FS-Mark

Test: 1000 Files, 1MB Size

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB SizeNoopDeadlineCFQ1224364860SE +/- 0.24, N = 3SE +/- 0.31, N = 3SE +/- 0.44, N = 354.8354.3053.601. (CC) gcc options: -static

FS-Mark

Test: 5000 Files, 1MB Size, 4 Threads

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 5000 Files, 1MB Size, 4 ThreadsNoopDeadlineCFQ306090120150SE +/- 3.88, N = 6SE +/- 0.48, N = 3SE +/- 0.87, N = 3132.80137.07137.071. (CC) gcc options: -static

Dbench

Client Count: 6

OpenBenchmarking.orgMB/s, More Is BetterDbench 4.0Client Count: 6NoopDeadlineCFQ50100150200250SE +/- 0.67, N = 3SE +/- 1.05, N = 3SE +/- 0.60, N = 3209.03211.01204.691. (CC) gcc options: -lpopt -O2

Threaded I/O Tester

Test: Random Write - Size Per Thread: 64MB - Thread Count: 4

OpenBenchmarking.orgMB/s, More Is BetterThreaded I/O Tester 0.3.3Test: Random Write - Size Per Thread: 64MB - Thread Count: 4NoopDeadlineCFQ246810SE +/- 0.27, N = 6SE +/- 0.85, N = 6SE +/- 0.25, N = 66.807.045.64

PostMark

Disk Transaction Performance

OpenBenchmarking.orgTPS, More Is BetterPostMark 1.51Disk Transaction PerformanceNoopDeadlineCFQ30060090012001500SE +/- 3.00, N = 3SE +/- 3.00, N = 3SE +/- 5.20, N = 31530153015151. (CC) gcc options: -O3

Timed Apache Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Apache Compilation 2.4.7Time To CompileNoopDeadlineCFQ1428425670SE +/- 0.13, N = 3SE +/- 0.45, N = 3SE +/- 0.58, N = 364.0764.3063.94

Timed Linux Kernel Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 3.1Time To CompileNoopDeadlineCFQ50100150200250SE +/- 1.08, N = 3SE +/- 0.90, N = 3SE +/- 1.00, N = 3235.92236.08236.81

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.7Static Web Page ServingNoopDeadlineCFQ3K6K9K12K15KSE +/- 21.44, N = 3SE +/- 34.17, N = 3SE +/- 116.44, N = 315897.8115576.0215997.821. (CC) gcc options: -shared -fPIC -O2 -pthread

Phoronix Test Suite v10.8.4