Fedora 21 CPU Scaling Governor

Fedora 21 CPU scaling governor benchmarks by Michael Larabel for a future article on Phoronix.com.

HTML result view exported from: https://openbenchmarking.org/result/1411088-LI-FEDORA21S48&grs&sro.

Fedora 21 CPU Scaling GovernorProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionP-State PowersaveP-State PerformanceCPUFreq OndemandCPUFreq PerformanceCPUFreq ConservativeIntel Xeon E5-1680 v3 @ 3.80GHz (16 Cores)MSI X99S SLI PLUS (MS-7885) v1.0Intel Xeon E5 v3/Core16384MB80GB INTEL SSDSCKGW08eVGA NVIDIA GeForce GT 740 1024MBIntel C610/X99VE228Intel ConnectionFedora 213.18.0-0.rc3.git2.2.fc22.1.x86_64 (x86_64)GNOME Shell 3.14.1.5X Server 1.16.1nouveau 1.0.103.3 Mesa 10.3.2 Gallium 0.4GCC 4.9.2 20141101 + LLVM 3.4.2ext41920x1080Intel Xeon E5-1680 v3 @ 3.20GHz (16 Cores)OpenBenchmarking.orgCompiler Details- --build=x86_64-redhat-linux --disable-libgcj --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,objc,obj-c++,fortran,ada,go,lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-linker-hash-style=gnu --with-tune=generic Processor Details- P-State Powersave: Scaling Governor: intel_pstate powersave- P-State Performance: Scaling Governor: intel_pstate performance- CPUFreq Ondemand: Scaling Governor: acpi-cpufreq ondemand- CPUFreq Performance: Scaling Governor: acpi-cpufreq performance- CPUFreq Conservative: Scaling Governor: acpi-cpufreq conservativeGraphics Details- EXASystem Details- SELinux: Enabled.

Fedora 21 CPU Scaling Governorffmpeg: H.264 HD To NTSC DVbuild-linux-kernel: Time To Compilexonotic: 1920 x 1080 - Ultraapache: Static Web Page Servingencode-flac: WAV To FLACencode-mp3: WAV To MP3xonotic: 1920 x 1080 - Lowopenarena: 1920 x 1080c-ray: Total Timexonotic: 1920 x 1080 - HighP-State PowersaveP-State PerformanceCPUFreq OndemandCPUFreq PerformanceCPUFreq Conservative20.8185.2927.2915294.133.9710.4592.46101.939.5731.1911.4983.6327.8015361.853.7810.3292.59101.579.4734.8317.2742.0226.4715192.333.8510.3292.22101.608.5534.4811.3478.8927.0514853.493.7910.3192.56101.879.5934.6025.7541.0325.1515875.243.8110.3392.35101.678.5332.28OpenBenchmarking.org

FFmpeg

H.264 HD To NTSC DV

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 2.1.1H.264 HD To NTSC DVCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave612182430SE +/- 0.46, N = 3SE +/- 0.08, N = 3SE +/- 0.14, N = 3SE +/- 0.17, N = 3SE +/- 0.29, N = 325.7517.2711.3411.4920.811. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -ldl -lasound -lSDL -lpthread -lm -pthread -std=c99 -fomit-frame-pointer -O3 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -MMD -MF -MT

Timed Linux Kernel Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 3.1Time To CompileCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave20406080100SE +/- 0.57, N = 5SE +/- 0.65, N = 6SE +/- 1.12, N = 5SE +/- 2.01, N = 2SE +/- 1.69, N = 341.0342.0278.8983.6385.29

Xonotic

Resolution: 1920 x 1080 - Effects Quality: Ultra

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.7Resolution: 1920 x 1080 - Effects Quality: UltraCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave714212835SE +/- 0.57, N = 6SE +/- 0.50, N = 6SE +/- 0.55, N = 6SE +/- 0.11, N = 3SE +/- 0.01, N = 325.1526.4727.0527.8027.29MIN: 1 / MAX: 38MIN: 1 / MAX: 38MIN: 1 / MAX: 38MIN: 6 / MAX: 38MIN: 14 / MAX: 38

Apache Benchmark

Static Web Page Serving

OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.7Static Web Page ServingCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave3K6K9K12K15KSE +/- 103.40, N = 3SE +/- 212.79, N = 3SE +/- 122.16, N = 3SE +/- 80.81, N = 3SE +/- 20.86, N = 315875.2415192.3314853.4915361.8515294.131. (CC) gcc options: -shared -fPIC -pthread -O3 -march=native

FLAC Audio Encoding

WAV To FLAC

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.0WAV To FLACCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave0.89331.78662.67993.57324.4665SE +/- 0.03, N = 5SE +/- 0.04, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.02, N = 53.813.853.793.783.971. (CXX) g++ options: -Ofast -march=native -fvisibility=hidden -lm

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3CPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave3691215SE +/- 0.02, N = 5SE +/- 0.01, N = 5SE +/- 0.00, N = 5SE +/- 0.02, N = 5SE +/- 0.04, N = 510.3310.3210.3110.3210.451. (CC) gcc options: -pipe -Ofast -march=native -lncurses -lm

Xonotic

Resolution: 1920 x 1080 - Effects Quality: Low

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.7Resolution: 1920 x 1080 - Effects Quality: LowCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave20406080100SE +/- 0.10, N = 3SE +/- 0.03, N = 3SE +/- 0.16, N = 3SE +/- 0.03, N = 3SE +/- 0.09, N = 392.3592.2292.5692.5992.46MIN: 54 / MAX: 124MIN: 54 / MAX: 124MIN: 56 / MAX: 124MIN: 53 / MAX: 124MIN: 53 / MAX: 123

OpenArena

Resolution: 1920 x 1080

OpenBenchmarking.orgFrames Per Second, More Is BetterOpenArena 0.8.5Resolution: 1920 x 1080CPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave20406080100SE +/- 0.12, N = 3SE +/- 0.17, N = 3SE +/- 0.13, N = 3SE +/- 0.03, N = 3SE +/- 0.18, N = 3101.67101.60101.87101.57101.93

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave3691215SE +/- 0.04, N = 3SE +/- 0.01, N = 3SE +/- 0.20, N = 6SE +/- 0.16, N = 4SE +/- 0.29, N = 68.538.559.599.479.571. (CC) gcc options: -lm -lpthread -O3 -Ofast -march=native

Xonotic

Resolution: 1920 x 1080 - Effects Quality: High

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.7Resolution: 1920 x 1080 - Effects Quality: HighCPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PerformanceP-State Powersave816243240SE +/- 0.74, N = 6SE +/- 0.01, N = 3SE +/- 0.25, N = 3SE +/- 0.01, N = 3SE +/- 1.04, N = 632.2834.4834.6034.8331.19MIN: 1 / MAX: 43MIN: 21 / MAX: 43MIN: 4 / MAX: 43MIN: 21 / MAX: 43MIN: 1 / MAX: 43

Phoronix Test Suite v10.8.5