| CPU2006 license: | 11 | Test date: | Jan-2011 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Sep-2010 |
| Tested by: | IBM Corporation | Software Availability: | Nov-2010 |
| Hardware | |
|---|---|
| CPU Name: | POWER7 |
| CPU Characteristics: | Intelligent Energy Optimization enabled, up to 3.92 GHz |
| CPU MHz: | 3724 |
| FPU: | Integrated |
| CPU(s) enabled: | 12 cores, 2 chips, 6 cores/chip, 4 threads/core |
| CPU(s) orderable: | 12 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: | 128 GB (16 x 8 GB) DDR3 1066 MHz |
| Disk Subsystem: | 2 x 146.8 GB 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 Version: 11.01.0000.0001 |
| Auto Parallel: | No |
| File System: | ext3 |
| 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 5.6.0-2 -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 | 48 | 1344 | 349 | 1344 | 349 | 1339 | 350 | 48 | 1171 | 401 | 1169 | 401 | 1163 | 403 |
| 401.bzip2 | 48 | 1298 | 357 | 1298 | 357 | 1299 | 357 | 48 | 1232 | 376 | 1234 | 375 | 1230 | 377 |
| 403.gcc | 48 | 994 | 389 | 992 | 389 | 987 | 391 | 48 | 934 | 414 | 923 | 419 | 937 | 412 |
| 429.mcf | 48 | 724 | 605 | 722 | 606 | 723 | 606 | 24 | 324 | 675 | 328 | 667 | 325 | 674 |
| 445.gobmk | 48 | 1062 | 474 | 1064 | 473 | 1064 | 473 | 48 | 882 | 571 | 885 | 569 | 890 | 566 |
| 456.hmmer | 48 | 1097 | 408 | 1095 | 409 | 1095 | 409 | 48 | 617 | 725 | 625 | 716 | 625 | 717 |
| 458.sjeng | 48 | 1259 | 461 | 1257 | 462 | 1258 | 462 | 48 | 1140 | 509 | 1141 | 509 | 1147 | 506 |
| 462.libquantum | 48 | 1598 | 622 | 1596 | 623 | 1594 | 624 | 24 | 778 | 639 | 780 | 638 | 780 | 638 |
| 464.h264ref | 48 | 1854 | 573 | 1874 | 567 | 1863 | 570 | 48 | 1740 | 611 | 1730 | 614 | 1745 | 609 |
| 471.omnetpp | 48 | 1316 | 228 | 1315 | 228 | 1314 | 228 | 48 | 1299 | 231 | 1299 | 231 | 1295 | 232 |
| 473.astar | 48 | 987 | 341 | 987 | 341 | 990 | 340 | 48 | 909 | 371 | 909 | 371 | 908 | 371 |
| 483.xalancbmk | 48 | 688 | 482 | 688 | 482 | 687 | 482 | 48 | 653 | 507 | 653 | 507 | 655 | 506 |
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 3520 > /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 -qipa=threads -qalias=noansi -qalloca -lhugetlbfs |
C++ benchmarks:
| -O5 -qarch=pwr7 -qtune=pwr7 -qipa=threads -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 -qipa=threads -qalias=noansi -qipa=level=2 -lsmartheap |
| 401.bzip2: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O3 -qarch=pwr7 -qtune=pwr7 -qipa=threads -lhugetlbfs |
| 403.gcc: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qipa=threads -qalloca -lhugetlbfs |
| 429.mcf: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -qipa=threads -lhugetlbfs |
| 445.gobmk: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qipa=threads -lhugetlbfs |
| 456.hmmer: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -qipa=threads -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 -qipa=threads -lhugetlbfs |
| 462.libquantum: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qarch=pwr7 -qtune=pwr7 -qipa=threads -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 -qipa=threads -qrtti -lsmartheap |
| 473.astar: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qarch=pwr7 -qtune=pwr7 -qipa=threads -lhugetlbfs -lsmartheap |
| 483.xalancbmk: | -Wl,-q -O5 -qarch=pwr7 -qtune=pwr7 -qipa=threads -lsmartheap |