POWER8 testing on Red Hat Enterprise Linux 8.3 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/2105128-HA-2002254HU22&sro.
ESI_P7_XeonProcessorMotherboardMemoryDiskNetworkOSKernelCompilerFile-SystemDesktopDisplay Server2020-02-18-22nd trymitigations=offP7_4_CoreE880-42POWER7 @ 3.81GHz (32 Cores)CHRP IBM 9117-MMD262144MB16 x 107GB 21452 x Emulex OneConnect 10Gb NICRed Hat Enterprise Linux 7.63.10.0-957.27.2.el7.ppc64 (ppc64)GCC 4.8.5 20150623xfsPOWER7 @ 3.81GHz (16 Cores)POWER8 @ 4.36GHz (128 Cores / 1024 Threads)CHRP IBM 9119-MHE3896GB4 x 284GB IPR-0 58D53E00 + 576 x 2199GB INF-01-00 + 32 x 670GB INF-01-00 + 16 x 9GB INF-01-008 x Emulex OneConnect NICRed Hat Enterprise Linux 8.34.18.0-240.22.1.el8_3.ppc64le (ppc64le)GNOME Shell 3.32.2X ServerGCC 8.3.1 20191121nfsOpenBenchmarking.orgCompiler Details- 2020-02-18-2: --build=ppc64-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-secureplt --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-cpu-32=power7 --with-cpu-64=power7 --with-linker-hash-style=gnu --with-long-double-128 --with-tune-32=power7 --with-tune-64=power7 - 2nd try: --build=ppc64-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-secureplt --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-cpu-32=power7 --with-cpu-64=power7 --with-linker-hash-style=gnu --with-long-double-128 --with-tune-32=power7 --with-tune-64=power7 - mitigations=off: --build=ppc64-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-secureplt --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-cpu-32=power7 --with-cpu-64=power7 --with-linker-hash-style=gnu --with-long-double-128 --with-tune-32=power7 --with-tune-64=power7 - P7_4_Core: --build=ppc64-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-secureplt --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-cpu-32=power7 --with-cpu-64=power7 --with-linker-hash-style=gnu --with-long-double-128 --with-tune-32=power7 --with-tune-64=power7 - E880-42: --build=ppc64le-redhat-linux --disable-libmpx --disable-libunwind-exceptions --disable-multilib --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,fortran,lto --enable-offload-targets=nvptx-none --enable-plugin --enable-secureplt --enable-shared --enable-targets=powerpcle-linux --enable-threads=posix --mandir=/usr/share/man --with-cpu-32=power8 --with-cpu-64=power8 --with-gcc-major-version-only --with-isl --with-linker-hash-style=gnu --with-long-double-128 --with-tune-32=power8 --with-tune-64=power8 --without-cuda-driver Processor Details- 2020-02-18-2: SMT (threads per core): 4- 2nd try: SMT (threads per core): 4- mitigations=off: SMT (threads per core): 4- P7_4_Core: SMT (threads per core): 4- E880-42: SMT (threads per core): 8Python Details- 2020-02-18-2: Python 2.7.5 + Python 3.6.8- 2nd try: Python 2.7.5 + Python 3.6.8- mitigations=off: Python 2.7.5 + Python 3.6.8- P7_4_Core: Python 2.7.5 + Python 3.6.8- E880-42: Python 3.6.8Security Details- 2020-02-18-2: l1tf: Not affected + mds: Not affected + meltdown: Mitigation of RFI Flush + spec_store_bypass: Mitigation of Kernel entry/exit barrier (fallback) + spectre_v1: Mitigation of __user pointer sanitization ori31 speculation barrier enabled + spectre_v2: Mitigation of Indirect branch cache disabled- 2nd try: l1tf: Not affected + mds: Not affected + meltdown: Mitigation of RFI Flush + spec_store_bypass: Mitigation of Kernel entry/exit barrier (fallback) + spectre_v1: Mitigation of __user pointer sanitization ori31 speculation barrier enabled + spectre_v2: Mitigation of Indirect branch cache disabled- mitigations=off: l1tf: Not affected + mds: Not affected + meltdown: Mitigation of RFI Flush + spec_store_bypass: Mitigation of Kernel entry/exit barrier (fallback) + spectre_v1: Mitigation of __user pointer sanitization ori31 speculation barrier enabled + spectre_v2: Mitigation of Indirect branch cache disabled- P7_4_Core: l1tf: Not affected + mds: Not affected + meltdown: Mitigation of RFI Flush + spec_store_bypass: Mitigation of Kernel entry/exit barrier (fallback) + spectre_v1: Mitigation of __user pointer sanitization ori31 speculation barrier enabled + spectre_v2: Mitigation of Indirect branch cache disabled- E880-42: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Mitigation of RFI Flush + spec_store_bypass: Mitigation of Kernel entry/exit barrier (hwsync) + spectre_v1: Mitigation of __user pointer sanitization ori31 speculation barrier enabled + spectre_v2: Mitigation of Indirect branch cache disabled Software link stack flush + srbds: Not affected + tsx_async_abort: Not affectedKernel Details- E880-42: Transparent Huge Pages: madvise
ESI_P7_Xeonparboil: OpenMP LBMDifferenceStandard ErrorStandard Deviation2020-02-18-22nd trymitigations=offP7_4_CoreE880-4255.7380871.49x0.812.92%55.9450441.49x0.936.43%62.4884051.43x0.431.21%109.1348371.00x2.377.53%OpenBenchmarking.org
OpenBenchmarking.orgSeconds, Fewer Is BetterParboil 2.5Test: OpenMP LBM2020-02-18-22nd tryP7_4_Coremitigations=off20406080100SE +/- 0.81, N = 4SE +/- 0.93, N = 15SE +/- 2.37, N = 12SE +/- 0.43, N = 355.7455.95109.1362.491. (CXX) g++ options: -lm -lpthread -lgomp -O3 -ffast-math -fopenmp
Phoronix Test Suite v10.8.4