| CPU2006 license: | 11 | Test date: | Nov-2010 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Mar-2010 |
| Tested by: | IBM Corporation | Software Availability: | Nov-2010 |
| Hardware | |
|---|---|
| CPU Name: | POWER7 |
| CPU Characteristics: | Intelligent Energy Optimization enabled, up to 3.94 GHz |
| CPU MHz: | 3860 |
| FPU: | Integrated |
| CPU(s) enabled: | 64 cores, 8 chips, 8 cores/chip, 4 threads/core |
| CPU(s) orderable: | 8,16,24,32,48,64 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: | 512 GB (64x8 GB) DDR3 1066 MHz |
| Disk Subsystem: | 3x146.8 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 | 256 | 1633 | 1530 | 1568 | 1600 | 1599 | 1560 | 256 | 1512 | 1650 | 1488 | 1680 | 1465 | 1710 |
| 401.bzip2 | 256 | 1250 | 1980 | 1251 | 1970 | 1273 | 1940 | 256 | 1197 | 2060 | 1211 | 2040 | 1205 | 2050 |
| 403.gcc | 256 | 908 | 2270 | 907 | 2270 | 904 | 2280 | 256 | 873 | 2360 | 868 | 2370 | 875 | 2350 |
| 429.mcf | 256 | 646 | 3620 | 645 | 3620 | 645 | 3620 | 128 | 300 | 3900 | 306 | 3810 | 300 | 3890 |
| 445.gobmk | 256 | 1052 | 2550 | 1056 | 2540 | 1052 | 2550 | 256 | 872 | 3080 | 872 | 3080 | 876 | 3060 |
| 456.hmmer | 256 | 1085 | 2200 | 1085 | 2200 | 1084 | 2200 | 256 | 607 | 3940 | 607 | 3940 | 607 | 3930 |
| 458.sjeng | 256 | 1250 | 2480 | 1249 | 2480 | 1250 | 2480 | 256 | 1146 | 2700 | 1145 | 2710 | 1145 | 2710 |
| 462.libquantum | 256 | 1064 | 4990 | 1065 | 4980 | 1064 | 4990 | 128 | 514 | 5160 | 514 | 5160 | 514 | 5160 |
| 464.h264ref | 256 | 1900 | 2980 | 1862 | 3040 | 1844 | 3070 | 256 | 1711 | 3310 | 1743 | 3250 | 1748 | 3240 |
| 471.omnetpp | 256 | 1026 | 1560 | 1026 | 1560 | 1024 | 1560 | 256 | 1011 | 1580 | 1009 | 1590 | 1007 | 1590 |
| 473.astar | 256 | 893 | 2010 | 889 | 2020 | 891 | 2020 | 256 | 796 | 2260 | 797 | 2260 | 800 | 2250 |
| 483.xalancbmk | 256 | 665 | 2660 | 650 | 2720 | 657 | 2690 | 256 | 631 | 2800 | 614 | 2880 | 611 | 2890 |
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 18000 > /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 |