before

Running pts/compress-pbzip2-1.4.0 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1505055-BE-1505056BE91.

beforeProcessorMotherboardMemoryDiskGraphicsAudioMonitorChipsetNetworkOSKernelCompilerFile-SystemScreen ResolutionDisplay ServerDisplay DriverOpenGLusing centos kernelIntel Core 2 Duo E8400custom kernelcustom kernel v2original rocks kerneloriginal rocks kernel runlevel 3custom kernel v3Intel Core 2 Duo E8400 @ 2.99GHz (2 Cores)Dell 0M858N2 x 2048 MB DDR2-800MHz250GB Seagate ST3250318AS512MB (400/499MHz)Analog Devices AD1984ACentOS Linux 73.10.0-123.20.1.el7.x86_64 (x86_64)GCC 4.8.2 20140120xfs1024x768DELL 1505FPIntel 4 DRAM + ICH10DASUS NVIDIA GeForce 9400 GT 512MBIntel 82801JD/DOIntel 82567LM-3 Gigabit ConnectionCentOS 6.54.0.0-pf3+ (x86_64)X Server 1.13.0nouveau 1.0.12.1 Mesa 9.2.0-develGCC 4.4.7 20120313ext41366x768ASUS NVIDIA GeForce 9400 GT 512MB (400/499MHz)2.6.32-431.11.2.el6.x86_64 (x86_64)ASUS NVIDIA GeForce 9400 GT 512MB4.0.0-pf3+ (x86_64)OpenBenchmarking.orgCompiler Details- using centos kernel: --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++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic - Intel Core 2 Duo E8400: --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++,java,fortran,ada,go,lto --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=x86-64 --with-linker-hash-style=gnu --with-tune=generic - custom kernel: --build=x86_64-redhat-linux --disable-dssi --disable-libjava-multilib --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-java-awt=gtk --enable-java-maintainer-mode --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-libgcj-multifile --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-cloog --with-ppl --with-tune=generic - custom kernel v2: --build=x86_64-redhat-linux --disable-dssi --disable-libjava-multilib --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-java-awt=gtk --enable-java-maintainer-mode --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-libgcj-multifile --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-cloog --with-ppl --with-tune=generic - original rocks kernel: --build=x86_64-redhat-linux --disable-dssi --disable-libjava-multilib --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-java-awt=gtk --enable-java-maintainer-mode --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-libgcj-multifile --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-cloog --with-ppl --with-tune=generic - original rocks kernel runlevel 3: --build=x86_64-redhat-linux --disable-dssi --disable-libjava-multilib --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-java-awt=gtk --enable-java-maintainer-mode --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-libgcj-multifile --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-cloog --with-ppl --with-tune=generic - custom kernel v3: --build=x86_64-redhat-linux --disable-dssi --disable-libjava-multilib --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-unique-object --enable-java-awt=gtk --enable-java-maintainer-mode --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-libgcj-multifile --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-cloog --with-ppl --with-tune=generic System Details- using centos kernel, Intel Core 2 Duo E8400: SELinux: Enabled.

beforecompress-pbzip2: 256MB File CompressionDifferenceStandard ErrorStandard Deviationusing centos kernelIntel Core 2 Duo E8400custom kernelcustom kernel v2original rocks kerneloriginal rocks kernel runlevel 3custom kernel v322.961.08x0.090.66%22.771.09x0.151.14%24.361.02x0.171.19%24.891.00x0.433.42%23.431.06x0.070.52%23.451.06x0.090.63%24.601.01x0.342.36%OpenBenchmarking.org

Parallel BZIP2 Compression

256MB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterParallel BZIP2 Compression 1.1.6256MB File Compressionusing centos kernelIntel Core 2 Duo E8400custom kernelcustom kernel v2original rocks kerneloriginal rocks kernel runlevel 3custom kernel v3612182430SE +/- 0.09, N = 3SE +/- 0.15, N = 3SE +/- 0.17, N = 3SE +/- 0.43, N = 4SE +/- 0.07, N = 3SE +/- 0.09, N = 3SE +/- 0.34, N = 322.9622.7724.3624.8923.4323.4524.601. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread

Phoronix Test Suite v10.8.4