Linux 4.4 CPU Scaling Driver Governors

Intel P-State and CPUfreq scaling governor benchmarks on Linux 4.4 kernel. Benchmarks by Michael Larabel.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1601175-GA-LINUX44CP54
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Audio Encoding 2 Tests
C/C++ Compiler Tests 5 Tests
CPU Massive 6 Tests
Creator Workloads 5 Tests
Database Test Suite 2 Tests
Desktop Graphics 3 Tests
Encoding 4 Tests
Multi-Core 5 Tests
Server 2 Tests
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Video Encoding 2 Tests

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P-State Powersave
January 17 2016
 
P-State Performance
January 17 2016
 
CPUFreq Performance
January 17 2016
 
CPUFreq Ondemand
January 17 2016
 
CPUFreq Powersave
January 17 2016
 
CPUFreq Conservative
January 17 2016
 
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P-State Powersave

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave
Graphics Notes: EXA

P-State Performance

Processor: Intel Xeon E5-2687W v3 @ 3.50GHz (20 Cores), Motherboard: MSI X99S SLI PLUS (MS-7885) v1.0, Chipset: Intel Xeon E7 v3/Xeon, Memory: 16384MB, Disk: PNY CS1211 120GB + 80GB INTEL SSDSCKGW08, Graphics: AMD FirePro V7900 2048MB, Audio: Realtek ALC892, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.04, Kernel: 4.4.0-040400-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.17.3, Display Driver: radeon 7.6.1, OpenGL: 3.3 Mesa 11.0.8 Gallium 0.4, Compiler: GCC 5.3.1 20160112, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate performance
Graphics Notes: EXA

CPUFreq Performance

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq performance
Graphics Notes: EXA

CPUFreq Ondemand

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
Graphics Notes: EXA

CPUFreq Powersave

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq powersave
Graphics Notes: EXA

CPUFreq Conservative

Changed Processor to Intel Xeon E5-2687W v3 @ 3.10GHz (20 Cores).

Processor Change: Scaling Governor: acpi-cpufreq conservative

Linux 4.4 CPU Scaling Driver GovernorsOpenBenchmarking.orgPhoronix Test SuiteIntel Xeon E5-2687W v3 @ 3.50GHz (20 Cores)Intel Xeon E5-2687W v3 @ 3.10GHz (20 Cores)MSI X99S SLI PLUS (MS-7885) v1.0Intel Xeon E7 v3/Xeon16384MBPNY CS1211 120GB + 80GB INTEL SSDSCKGW08AMD FirePro V7900 2048MBRealtek ALC892ASUS PB278Intel ConnectionUbuntu 16.044.4.0-040400-generic (x86_64)Unity 7.4.0X Server 1.17.3radeon 7.6.13.3 Mesa 11.0.8 Gallium 0.4GCC 5.3.1 20160112ext42560x1440ProcessorsMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionLinux 4.4 CPU Scaling Driver Governors PerformanceSystem Logs- --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v - DEADLINE / data=ordered,errors=remount-ro,relatime,rw- P-State Powersave: Scaling Governor: intel_pstate powersave- P-State Performance: Scaling Governor: intel_pstate performance- CPUFreq Performance: Scaling Governor: acpi-cpufreq performance- CPUFreq Ondemand: Scaling Governor: acpi-cpufreq ondemand- CPUFreq Powersave: Scaling Governor: acpi-cpufreq powersave- CPUFreq Conservative: Scaling Governor: acpi-cpufreq conservative- EXA

P-State PowersaveP-State PerformanceCPUFreq PerformanceCPUFreq OndemandCPUFreq PowersaveCPUFreq ConservativeResult OverviewPhoronix Test Suite100%149%199%248%298%LAME MP3 EncodingFLAC Audio EncodingFFmpegC-RayTimed Linux Kernel Compilationx264XonoticPostgreSQL pgbenchTesseractSQLiteOpenArena

Linux 4.4 CPU Scaling Driver Governorsc-ray: Total Timeffmpeg: H.264 HD To NTSC DVencode-flac: WAV To FLACencode-mp3: WAV To MP3openarena: 2560 x 1440pgbench: Buffer Test - Single Thread - Read Writepgbench: Buffer Test - Heavy Contention - Read Writesqlite: Default Test Directorytesseract: 2560 x 1440build-linux-kernel: Time To Compilex264: H.264 Video Encodingxonotic: 2560 x 1440 - Lowxonotic: 2560 x 1440 - Highxonotic: 2560 x 1440 - UltraP-State PowersaveP-State PerformanceCPUFreq PerformanceCPUFreq OndemandCPUFreq PowersaveCPUFreq Conservative10.7224.557.1813.0064.43348.165519.8654.7680.5754.24353.64279.49143.84108.6010.7410.696.9313.0765.23452.735580.7853.5081.8152.00364.77296.12156.41113.4110.7916.546.9612.7964.30367.605239.3755.2881.2753.72310.74249.37142.36108.7810.8015.906.9512.9464.23369.885286.7055.5281.6053.97311.41255.07142.52108.8628.4929.1518.9838.0564.43330.054925.6754.7977.63136.15141.60116.7690.5080.0510.7816.086.9612.9964.20368.375080.8855.3981.4353.90307.20253.25141.64108.52OpenBenchmarking.org

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeCPUFreq PowersaveCPUFreq OndemandCPUFreq PerformanceCPUFreq ConservativeP-State PerformanceP-State Powersave714212835SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.00, N = 3SE +/- 0.02, N = 328.4910.8010.7910.7810.7410.721. (CC) gcc options: -lm -lpthread -O3

FFmpeg

OpenBenchmarking.orgSeconds, Fewer Is BetterFFmpeg 2.8.1H.264 HD To NTSC DVCPUFreq PowersaveP-State PowersaveCPUFreq PerformanceCPUFreq ConservativeCPUFreq OndemandP-State Performance714212835SE +/- 0.15, N = 3SE +/- 0.22, N = 3SE +/- 0.14, N = 3SE +/- 0.13, N = 3SE +/- 0.14, N = 3SE +/- 0.07, N = 329.1524.5516.5416.0815.9010.691. (CC) gcc options: -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lXv -lX11 -lXext -lxcb -lxcb-xfixes -lxcb-render -lxcb-shape -lasound -lSDL -lm -llzma -pthread -std=c99 -fomit-frame-pointer -O3 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize

FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC format three times. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.1WAV To FLACCPUFreq PowersaveP-State PowersaveCPUFreq ConservativeCPUFreq PerformanceCPUFreq OndemandP-State Performance510152025SE +/- 0.00, N = 5SE +/- 0.06, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 518.987.186.966.966.956.931. (CXX) g++ options: -O2 -fvisibility=hidden -logg -lm

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3CPUFreq PowersaveP-State PerformanceP-State PowersaveCPUFreq ConservativeCPUFreq OndemandCPUFreq Performance918273645SE +/- 0.13, N = 5SE +/- 0.06, N = 5SE +/- 0.06, N = 5SE +/- 0.02, N = 5SE +/- 0.02, N = 5SE +/- 0.08, N = 538.0513.0713.0012.9912.9412.791. (CC) gcc options: -O3 -ffast-math -funroll-loops -pipe -lm

OpenArena

OpenBenchmarking.orgFrames Per Second, More Is BetterOpenArena 0.8.8Resolution: 2560 x 1440CPUFreq ConservativeCPUFreq OndemandCPUFreq PerformanceP-State PowersaveCPUFreq PowersaveP-State Performance1530456075SE +/- 0.10, N = 3SE +/- 0.12, N = 3SE +/- 0.10, N = 3SE +/- 0.12, N = 3SE +/- 0.03, N = 3SE +/- 0.12, N = 364.2064.2364.3064.4364.4365.23MIN: 2 / MAX: 296MIN: 2 / MAX: 300MIN: 2 / MAX: 302MIN: 3 / MAX: 315MIN: 4MIN: 1 / MAX: 285

OpenBenchmarking.orgMilliseconds, Fewer Is BetterOpenArena 0.8.8Resolution: 2560 x 1440 - Total Frame TimeCPUFreq ConservativeCPUFreq PerformanceCPUFreq OndemandCPUFreq PowersaveP-State PowersaveP-State Performance918273645Min: 2 / Avg: 15.52 / Max: 38Min: 2 / Avg: 15.51 / Max: 37Min: 2 / Avg: 15.5 / Max: 37Min: 4 / Avg: 15.48 / Max: 46Min: 3 / Avg: 15.48 / Max: 37Min: 2 / Avg: 15.3 / Max: 37

PostgreSQL pgbench

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Single Thread - Mode: Read WriteCPUFreq PowersaveP-State PowersaveCPUFreq PerformanceCPUFreq ConservativeCPUFreq OndemandP-State Performance100200300400500SE +/- 0.77, N = 3SE +/- 4.96, N = 3SE +/- 1.16, N = 3SE +/- 1.15, N = 3SE +/- 0.61, N = 3SE +/- 1.60, N = 3330.05348.16367.60368.37369.88452.731. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Heavy Contention - Mode: Read WriteCPUFreq PowersaveCPUFreq ConservativeCPUFreq PerformanceCPUFreq OndemandP-State PowersaveP-State Performance12002400360048006000SE +/- 1.32, N = 3SE +/- 140.83, N = 6SE +/- 56.33, N = 3SE +/- 31.10, N = 3SE +/- 8.02, N = 3SE +/- 6.03, N = 34925.675080.885239.375286.705519.865580.781. (CC) gcc options: -fno-strict-aliasing -fwrapv -O2 -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

SQLite

This is a simple benchmark of SQLite. At present this test profile just measures the time to perform a pre-defined number of insertions on an indexed database. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.8.10.2Test Target: Default Test DirectoryCPUFreq OndemandCPUFreq ConservativeCPUFreq PerformanceCPUFreq PowersaveP-State PowersaveP-State Performance1224364860SE +/- 0.19, N = 3SE +/- 0.06, N = 3SE +/- 0.04, N = 3SE +/- 0.08, N = 3SE +/- 0.10, N = 3SE +/- 0.18, N = 355.5255.3955.2854.7954.7653.501. (CC) gcc options: -O2 -ldl -lpthread

Tesseract

Tesseract is a fork of Cube 2 Sauerbraten with numerous graphics and game-play improvements. Tesseract has been in development since 2012 while its first release happened in May of 2014. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterTesseract 2014-05-12Resolution: 2560 x 1440CPUFreq PowersaveP-State PowersaveCPUFreq PerformanceCPUFreq ConservativeCPUFreq OndemandP-State Performance20406080100SE +/- 0.37, N = 3SE +/- 0.08, N = 3SE +/- 0.23, N = 3SE +/- 0.21, N = 3SE +/- 0.43, N = 3SE +/- 0.21, N = 377.6380.5781.2781.4381.6081.81

Timed Linux Kernel Compilation

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Linux Kernel Compilation 4.3Time To CompileCPUFreq PowersaveP-State PowersaveCPUFreq OndemandCPUFreq ConservativeCPUFreq PerformanceP-State Performance306090120150SE +/- 2.03, N = 3SE +/- 0.88, N = 3SE +/- 0.82, N = 4SE +/- 0.37, N = 3SE +/- 0.83, N = 3SE +/- 0.85, N = 3136.1554.2453.9753.9053.7252.00

x264

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2015-11-02H.264 Video EncodingCPUFreq PowersaveCPUFreq ConservativeCPUFreq PerformanceCPUFreq OndemandP-State PowersaveP-State Performance80160240320400SE +/- 0.57, N = 5SE +/- 1.72, N = 5SE +/- 0.94, N = 5SE +/- 0.81, N = 5SE +/- 3.70, N = 10SE +/- 2.17, N = 5141.60307.20310.74311.41353.64364.771. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize

Xonotic

This is a benchmark of Xonotic, which is a fork of the DarkPlaces-based Nexuiz game. Development began in March of 2010 on the Xonotic game. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.8Resolution: 2560 x 1440 - Effects Quality: LowCPUFreq PowersaveCPUFreq PerformanceCPUFreq ConservativeCPUFreq OndemandP-State PowersaveP-State Performance60120180240300SE +/- 0.15, N = 3SE +/- 4.15, N = 4SE +/- 4.28, N = 4SE +/- 2.50, N = 3SE +/- 4.84, N = 6SE +/- 4.43, N = 6116.76249.37253.25255.07279.49296.12MIN: 73 / MAX: 240MIN: 112 / MAX: 457MIN: 122 / MAX: 462MIN: 122 / MAX: 459MIN: 119 / MAX: 518MIN: 128 / MAX: 543

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.8Resolution: 2560 x 1440 - Effects Quality: HighCPUFreq PowersaveCPUFreq ConservativeCPUFreq PerformanceCPUFreq OndemandP-State PowersaveP-State Performance306090120150SE +/- 0.15, N = 3SE +/- 0.39, N = 3SE +/- 0.32, N = 3SE +/- 0.86, N = 3SE +/- 0.60, N = 3SE +/- 0.89, N = 390.50141.64142.36142.52143.84156.41MIN: 50 / MAX: 208MIN: 59 / MAX: 230MIN: 54 / MAX: 231MIN: 59 / MAX: 230MIN: 55 / MAX: 234MIN: 55 / MAX: 231

OpenBenchmarking.orgFrames Per Second, More Is BetterXonotic 0.8Resolution: 2560 x 1440 - Effects Quality: UltraCPUFreq PowersaveCPUFreq ConservativeP-State PowersaveCPUFreq PerformanceCPUFreq OndemandP-State Performance306090120150SE +/- 0.09, N = 3SE +/- 0.17, N = 3SE +/- 0.38, N = 3SE +/- 0.21, N = 3SE +/- 0.16, N = 3SE +/- 0.16, N = 380.05108.52108.60108.78108.86113.41MIN: 38 / MAX: 165MIN: 39 / MAX: 190MIN: 36 / MAX: 188MIN: 39 / MAX: 190MIN: 38 / MAX: 191MIN: 38 / MAX: 188

P-State Powersave

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave
Graphics Notes: EXA

Testing initiated at 17 January 2016 09:08 by user phoronix.

P-State Performance

Processor: Intel Xeon E5-2687W v3 @ 3.50GHz (20 Cores), Motherboard: MSI X99S SLI PLUS (MS-7885) v1.0, Chipset: Intel Xeon E7 v3/Xeon, Memory: 16384MB, Disk: PNY CS1211 120GB + 80GB INTEL SSDSCKGW08, Graphics: AMD FirePro V7900 2048MB, Audio: Realtek ALC892, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.04, Kernel: 4.4.0-040400-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.17.3, Display Driver: radeon 7.6.1, OpenGL: 3.3 Mesa 11.0.8 Gallium 0.4, Compiler: GCC 5.3.1 20160112, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate performance
Graphics Notes: EXA

Testing initiated at 17 January 2016 09:48 by user phoronix.

CPUFreq Performance

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq performance
Graphics Notes: EXA

Testing initiated at 17 January 2016 10:28 by user phoronix.

CPUFreq Ondemand

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
Graphics Notes: EXA

Testing initiated at 17 January 2016 11:08 by user phoronix.

CPUFreq Powersave

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq powersave
Graphics Notes: EXA

Testing initiated at 17 January 2016 12:53 by user phoronix.

CPUFreq Conservative

Processor: Intel Xeon E5-2687W v3 @ 3.10GHz (20 Cores), Motherboard: MSI X99S SLI PLUS (MS-7885) v1.0, Chipset: Intel Xeon E7 v3/Xeon, Memory: 16384MB, Disk: PNY CS1211 120GB + 80GB INTEL SSDSCKGW08, Graphics: AMD FirePro V7900 2048MB, Audio: Realtek ALC892, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.04, Kernel: 4.4.0-040400-generic (x86_64), Desktop: Unity 7.4.0, Display Server: X Server 1.17.3, Display Driver: radeon 7.6.1, OpenGL: 3.3 Mesa 11.0.8 Gallium 0.4, Compiler: GCC 5.3.1 20160112, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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,ada,c++,java,go,d,fortran,objc,obj-c++ --enable-libmpx --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-default-libstdcxx-abi=new --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq conservative
Graphics Notes: EXA

Testing initiated at 17 January 2016 13:49 by user phoronix.