| CPU2006 license: | 11 | Test date: | Oct-2010 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Feb-2010 |
| Tested by: | IBM Corporation | Software Availability: | Nov-2010 |
| Hardware | |
|---|---|
| CPU Name: | POWER7 |
| CPU Characteristics: | Intelligent Energy Optimization enabled, up to 3.86 GHz |
| CPU MHz: | 3556 |
| FPU: | Integrated |
| CPU(s) enabled: | 32 cores, 4 chips, 8 cores/chip, 4 threads/core |
| CPU(s) orderable: | 8,16,24,32 cores |
| Primary Cache: | 32 KB I + 32 KB D on chip per core |
| Secondary Cache: | 256 KB I+D on chip per core |
| L3 Cache: | 4 MB I+D on chip per core |
| Other Cache: | None |
| Memory: | 256 GB (32x8 GB) DDR3 1066 MHz |
| Disk Subsystem: | 6x146.8 GB Software RAID-0 SAS SFF 15K RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | Red Hat Enterprise Linux Server release 6.0 (ppc64), Kernel 2.6.32-71.el6.ppc64 |
| Compiler: | IBM XL C/C++ for Linux, V11.1 Updated with the Nov2010 PTF |
| Auto Parallel: | No |
| File System: | ext2 |
| System State: | Run level 3 (multi-user) |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | -Post-Link Optimization for Linux on POWER, Version 5.5.0-3 -MicroQuill SmartHeap 9 |
Results Table
| Benchmark | Base | Peak | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Copies | Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | Copies | Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | |
| Results appear in the order in which they were run. Bold underlined text indicates a median measurement. | ||||||||||||||
| 400.perlbench | 128 | 1382 | 905 | 1376 | 909 | 1378 | 908 | 128 | 1197 | 1040 | 1184 | 1060 | 1196 | 1050 |
| 401.bzip2 | 128 | 1373 | 900 | 1366 | 904 | 1371 | 901 | 128 | 1300 | 950 | 1304 | 947 | 1300 | 950 |
| 403.gcc | 128 | 1085 | 949 | 1085 | 950 | 1088 | 947 | 128 | 1018 | 1010 | 1009 | 1020 | 1004 | 1030 |
| 429.mcf | 128 | 844 | 1380 | 840 | 1390 | 843 | 1380 | 64 | 371 | 1570 | 370 | 1580 | 369 | 1580 |
| 445.gobmk | 128 | 1075 | 1250 | 1082 | 1240 | 1079 | 1240 | 128 | 894 | 1500 | 898 | 1500 | 901 | 1490 |
| 456.hmmer | 128 | 1104 | 1080 | 1104 | 1080 | 1106 | 1080 | 128 | 661 | 1810 | 664 | 1800 | 665 | 1800 |
| 458.sjeng | 128 | 1283 | 1210 | 1284 | 1210 | 1281 | 1210 | 128 | 1172 | 1320 | 1174 | 1320 | 1179 | 1310 |
| 462.libquantum | 128 | 2173 | 1220 | 2178 | 1220 | 2172 | 1220 | 64 | 1059 | 1250 | 1066 | 1240 | 1059 | 1250 |
| 464.h264ref | 128 | 1868 | 1520 | 1873 | 1510 | 1912 | 1480 | 128 | 1746 | 1620 | 1782 | 1590 | 1791 | 1580 |
| 471.omnetpp | 128 | 1747 | 458 | 1745 | 458 | 1745 | 458 | 128 | 1742 | 459 | 1739 | 460 | 1736 | 461 |
| 473.astar | 128 | 1183 | 759 | 1188 | 756 | 1188 | 757 | 128 | 1118 | 804 | 1123 | 800 | 1122 | 801 |
| 483.xalancbmk | 128 | 768 | 1150 | 767 | 1150 | 766 | 1150 | 128 | 732 | 1210 | 728 | 1210 | 728 | 1210 |
Peak Tuning Notes
IBM Post-Link Optimization tool with options "-O4 -omullX" used for 400.perlbench options "-O4 -vrox" used for 401.bzip2 options "-O4 -nodp -rtb" 403.gcc options "-O3" used for 429.mcf 445.gobmk 458.sjeng 473.astar options "-O4 -nodp -m power7" used for 456.hmmer options "-O4 -vrox -nodp" used for 462.libquantum options "-O4 -vrox -nodp -rtb" used for 464.h264ref options "-O3 -lu -1 -nodp -sdp 9" used for 471.omnetpp options "-O3 -m power7" used for 483.xalancbmk Whenever option "-omullX" was used during the optimization phase, option "-imullX" was also used during the instrumentation phase.
Submit Notes
The config file option 'submit' was used. Benchmarks bound to a processor using numactl on the submit command.
Operating System Notes
ulimit -s (stack) set to 1048576. Large pages reserved as follows by root user: echo 9000 > /proc/sys/vm/nr_hugepages The following environment varibles were set before the runspec command: XLFRTEOPTS=intrinthds=1 HUGETLB_VERBOSE=0 HUGETLB_MORECORE=yes HUGETLB_ELFMAP=RW
Base Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_PPC |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 464.h264ref: | -qchars=signed |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Base Optimization Flags
C benchmarks:
| -O5 -qarch=pwr7 -qtune=pwr7 -qalias=noansi -qalloca -lhugetlbfs |
C++ benchmarks:
| -O5 -qarch=pwr7 -qtune=pwr7 -qrtti -lsmartheap |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_PPC |
| 462.libquantum: | -DSPEC_CPU_LINUX |
| 464.h264ref: | -qchars=signed |
| 483.xalancbmk: | -DSPEC_CPU_LINUX |
Peak Optimization Flags
C benchmarks:
| 400.perlbench: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qalias=noansi -qipa=level=2 -lsmartheap |
| 401.bzip2: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 403.gcc: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qalloca -lhugetlbfs |
| 429.mcf: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 445.gobmk: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 456.hmmer: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -qsimd -qassert=refalign -qipa=inline=threshold=2888 -qipa=inline=limit=11880 -lhugetlbfs |
| 458.sjeng: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs |
| 462.libquantum: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -q64 -lhugetlbfs |
| 464.h264ref: | Same as 458.sjeng |
C++ benchmarks:
| 471.omnetpp: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -qrtti -lsmartheap |
| 473.astar: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -lhugetlbfs -lsmartheap |
| 483.xalancbmk: | -Wl,-q -O4 -qarch=pwr7 -qtune=pwr7 -qipa=partition=large -lsmartheap |