build llvm debian epyc

2 x AMD Opteron 6380 testing with a Supermicro H8DG6/H8DGi v1.0 (3.5c BIOS) and AMD ATI Radeon HD 7870 GHz Edition 2GB on Slackware 14.2 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2003245-VE-2003249VE20.

build llvm debian epycProcessorMotherboardChipsetMemoryDiskGraphicsNetworkAudioMonitorOSKernelCompilerFile-SystemScreen ResolutionDesktopDisplay ServerDisplay DriverOpenGLAMD EPYC 7551 32-Coreoptepr0nAMD EPYC 7551 32-Core @ 2.00GHz (32 Cores / 64 Threads)GIGABYTE MZ31-AR0-00 v01010101 (F10 BIOS)AMD 17h32GBSamsung SSD 960 EVO 500GBASPEEDRealtek RTL8111/8168/8411 + 2 x Broadcom NetXtreme II BCM57810 10Debian 104.19.0-8-amd64 (x86_64)GCC 8.3.0ext41024x7682 x AMD Opteron 6380 @ 2.50GHz (16 Cores / 32 Threads)Supermicro H8DG6/H8DGi v1.0 (3.5c BIOS)AMD RD890 + SB7x0/SB8x0/SB9x08 x 16384 MB DDR3-1600MHz4 x 1000GB Seagate ST1000DM010-2EP1 + 2 x 1024GB 1TB SATA SSDMatrox MGA G200eW WPCM450 2GBAMD Cape Verde/PitcairnASUS VP2472 x Intel 82576 + Intel 7265Slackware 14.25.4.27 (x86_64)Xfce 4.12X Server 1.18.3radeon 7.7.04.1 Mesa 11.2.2 Gallium 0.4 (LLVM 3.8.0)GCC 5.5.0 + Clang 3.8.0 + LLVM 3.8.01920x1080OpenBenchmarking.orgCompiler Details- AMD EPYC 7551 32-Core: --build=x86_64-linux-gnu --disable-vtable-verify --disable-werror --enable-bootstrap --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-gnu-unique-object --enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++ --enable-libmpx --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-multilib --enable-nls --enable-objc-gc=auto --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --program-prefix=x86_64-linux-gnu- --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-default-libstdcxx-abi=new --with-gcc-major-version-only --with-multilib-list=m32,m64,mx32 --with-target-system-zlib --with-tune=generic --without-cuda-driver -v - optepr0n: --build=x86_64-slackware-linux --disable-install-libiberty --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-checking=release --enable-java-home --enable-languages=ada,c,c++,fortran,go,java,lto,objc --enable-libssp --enable-libstdcxx-dual-abi --enable-lto --enable-multilib --enable-objc-gc --enable-shared --enable-threads=posix --host=x86_64-slackware-linux --mandir=/usr/man --target=x86_64-slackware-linux --verbose --with-antlr-jar=/home/slackware/slackbuilds/gcc-5.5.0/antlr-runtime-3.4.jar --with-arch-directory=amd64 --with-default-libstdcxx-abi=gcc4-compatible --with-gnu-ld --with-python-dir=/lib64/python2.7/site-packages Processor Details- AMD EPYC 7551 32-Core: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x8001227- optepr0n: Scaling Governor: acpi-cpufreq ondemand - CPU Microcode: 0x600084fPython Details- AMD EPYC 7551 32-Core: Python 2.7.16 + Python 3.7.3- optepr0n: Python 2.7.17 + Python 3.7.2Security Details- AMD EPYC 7551 32-Core: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline IBPB: conditional STIBP: disabled RSB filling + tsx_async_abort: Not affected - optepr0n: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full AMD retpoline STIBP: disabled RSB filling + tsx_async_abort: Not affected

build llvm debian epycbuild-llvm: Time To CompileDifferenceStandard ErrorStandard DeviationAMD EPYC 7551 32-Coreoptepr0n354.6651.63x3.251.59%953.7841.00x10.351.88%OpenBenchmarking.org

Timed LLVM Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed LLVM Compilation 10.0Time To CompileAMD EPYC 7551 32-Coreoptepr0n2004006008001000SE +/- 3.25, N = 3SE +/- 10.35, N = 3354.67953.78

Phoronix Test Suite v10.8.4