Linux 3.17 SSD File-System Comparison
8-way file-system benchmarks on the Linux 3.17 kernel using the Corsair Force LX SSD. Benchmarks by Michael Larabel for a future article on Phoronix.com.
Btrfs
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: btrfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw,space_cache,ssd
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
XFS
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: xfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
F2FS
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: F2FS, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / acl,active_logs=6,background_gc=on,relatime,rw,user_xattr
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
ReiserFS
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: reiserfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
JFS
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: jfs, Screen Resolution: 2560x1600
NILFS2
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: nilfs, Screen Resolution: 2560x1600
EXT2
EXT3
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
EXT4
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: ext4, Screen Resolution: 2560x1600
Flexible IO Tester
FS-Mark
Dbench
Dbench is a benchmark designed by the Samba project as a free alternative to netbench, but dbench contains only file-system calls for testing the disk performance. Learn more via the OpenBenchmarking.org test page.
Threaded I/O Tester
Compile Bench
Compilebench tries to age a filesystem by simulating some of the disk IO common in creating, compiling, patching, stating and reading kernel trees. It indirectly measures how well filesystems can maintain directory locality as the disk fills up and directories age. This current test is setup to use the makej mode with 10 initial directories Learn more via the OpenBenchmarking.org test page.
Btrfs
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: btrfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw,space_cache,ssd
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 10:45 by user phoronix.
XFS
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: xfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / attr2,inode64,noquota,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 12:23 by user phoronix.
F2FS
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: F2FS, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / acl,active_logs=6,background_gc=on,relatime,rw,user_xattr
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 13:30 by user phoronix.
ReiserFS
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: reiserfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 14:30 by user phoronix.
JFS
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: jfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 17:02 by user phoronix.
NILFS2
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: nilfs, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 20:12 by user phoronix.
EXT2
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 18:28 by user phoronix.
EXT3
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 15:50 by user phoronix.
EXT4
Processor: AMD FX-8370 Eight-Core @ 4.00GHz (8 Cores), Motherboard: ASRock 990FX Killer, Chipset: AMD RD890 bridge, Memory: 8192MB, Disk: 128GB Crucial_CT128MX1 + 256GB CORSAIR FORCE LX, Graphics: Sapphire AMD Radeon HD 6870 1024MB, Audio: AMD SBx00 Azalia, Monitor: SyncMaster, Network: Qualcomm Atheros Killer E2200 Gigabit
OS: Ubuntu 14.04, Kernel: 3.17.0-999-generic (x86_64), Desktop: Unity 7.2.2, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 10.4.0-devel (git-6cd0dbc 2014-08-29 trusty-oibaf-ppa) Gallium 0.4, Compiler: GCC 4.8.2 + Clang 3.5.0-+rc4-1~gd~t, File-System: ext4, Screen Resolution: 2560x1600
Compiler Notes: --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-multilib-list=m32,m64,mx32 --with-tune=generic -v
Disk Notes: DEADLINE / data=ordered,relatime,rw
Processor Notes: Scaling Governor: acpi-cpufreq ondemand
System Notes: Disk Scheduler: DEADLINE. Python 2.7.6.
Testing initiated at 6 September 2014 09:30 by user phoronix.