| CPU2006 license: | 11 | Test date: | Nov-2010 |
|---|---|---|---|
| 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 4.14 GHz |
| CPU MHz: | 4004 |
| FPU: | Integrated |
| CPU(s) enabled: | 256 cores, 32 chips, 8 cores/chip, 4 threads/core |
| CPU(s) orderable: | 32,64,96,128,160,192,224,256 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: | 2 TB (256x8 GB) DDR3 1066 MHz |
| Disk Subsystem: | 17x146.8 GB Raid0 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 IBM XL Fortran for Linux, V13.1 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 -Apache C++ Standard Library V4.2.1 |
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. | ||||||||||||||
| 410.bwaves | 1008 | 1107 | 12400 | 2547 | 5380 | 1176 | 11700 | 1008 | 1164 | 11800 | 1157 | 11800 | 1157 | 11800 |
| 416.gamess | 1008 | 2315 | 8530 | 2303 | 8570 | 2301 | 8580 | 1024 | 2140 | 9370 | 2167 | 9250 | 2139 | 9370 |
| 433.milc | 1008 | 781 | 11800 | 1442 | 6420 | 794 | 11700 | 256 | 200 | 11800 | 200 | 11800 | 200 | 11800 |
| 434.zeusmp | 1008 | 1194 | 7680 | 1192 | 7690 | 1197 | 7660 | 1024 | 1038 | 8970 | 1034 | 9010 | 1039 | 8970 |
| 435.gromacs | 1008 | 1040 | 6920 | 1033 | 6970 | 1032 | 6970 | 1024 | 792 | 9230 | 794 | 9210 | 795 | 9200 |
| 436.cactusADM | 1008 | 1167 | 10300 | 1174 | 10300 | 1171 | 10300 | 512 | 504 | 12100 | 502 | 12200 | 499 | 12200 |
| 437.leslie3d | 1008 | 1228 | 7710 | 1231 | 7700 | 1279 | 7410 | 1008 | 1228 | 7710 | 1231 | 7700 | 1279 | 7410 |
| 444.namd | 1008 | 707 | 11400 | 709 | 11400 | 701 | 11500 | 1024 | 709 | 11600 | 701 | 11700 | 703 | 11700 |
| 447.dealII | 1008 | 539 | 21400 | 542 | 21300 | 572 | 20200 | 1008 | 539 | 21400 | 542 | 21300 | 572 | 20200 |
| 450.soplex | 1008 | 1404 | 5990 | 1316 | 6390 | 1185 | 7100 | 1008 | 1315 | 6390 | 1131 | 7430 | 1127 | 7460 |
| 453.povray | 1008 | 574 | 9340 | 556 | 9640 | 553 | 9690 | 1024 | 484 | 11300 | 455 | 12000 | 455 | 12000 |
| 454.calculix | 1008 | 995 | 8360 | 1031 | 8070 | 1006 | 8270 | 1024 | 1006 | 8400 | 1013 | 8340 | 1015 | 8330 |
| 459.GemsFDTD | 1008 | 1671 | 6400 | 1659 | 6450 | 1649 | 6490 | 1008 | 1671 | 6400 | 1659 | 6450 | 1649 | 6490 |
| 465.tonto | 1008 | 1139 | 8710 | 1151 | 8620 | 1148 | 8640 | 1024 | 921 | 10900 | 890 | 11300 | 891 | 11300 |
| 470.lbm | 1008 | 823 | 16800 | 882 | 15700 | 882 | 15700 | 1008 | 823 | 16800 | 882 | 15700 | 882 | 15700 |
| 481.wrf | 1008 | 1184 | 9510 | 1186 | 9490 | 1236 | 9110 | 1008 | 1184 | 9510 | 1186 | 9490 | 1236 | 9110 |
| 482.sphinx3 | 1008 | 1790 | 11000 | 1866 | 10500 | 1954 | 10100 | 1008 | 1790 | 11000 | 1866 | 10500 | 1954 | 10100 |
Peak Tuning Notes
Post-Link optimization tool used for:
433.milc 435.gromacs 436.cactusADM 450.soplex 482.sphinx3
with options -O4 -nodp
434.zeusmp
with options -O4 -vrox -nodp
437.leslie3d 444.namd
with options -O3 -lu -1 -nodp -sdp 9
465.tonto
with options -O4
470.lbm
with options -kr -O4 -sdp 9 -vrox -m power7
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 2097152.
ulimit -n (open files) set to 20480.
ulimit -u (user processes) set to unlimited
Large pages reserved as follows by root user:
echo 68608 > /proc/sys/vm/nr_overcommit_hugepages
The following environment varibles were set before the runspec command:
export HUGETLB_VERBOSE=0
export HUGETLB_MORECORE=yes
export HUGETLB_ELFMAP=RW
export XLFRTEOPTS=intrinthds=1
General Notes
447.dealII (peak): "apache_stdcxx_4_2_1" src.alt was used. 447.dealII (base): "apache_stdcxx_4_2_1" src.alt was used. The Apache C++ Standard Library V4.2.1 was installed from http://stdcxx.apache.org/download.html using: gmake BUILDTYPE=8d CONFIG=gcc.config
Base Compiler Invocation
C benchmarks:
| xlc -qlanglvl=extc99 |
C++ benchmarks:
| xlC |
Fortran benchmarks:
| xlf95 |
Benchmarks using both Fortran and C:
| xlc -qlanglvl=extc99 xlf95 |
Base Portability Flags
| 410.bwaves: | -qfixed |
| 416.gamess: | -qfixed |
| 434.zeusmp: | -qfixed |
| 435.gromacs: | -qfixed -qextname |
| 436.cactusADM: | -qfixed -qextname |
| 437.leslie3d: | -qfixed |
| 454.calculix: | -qfixed -qextname |
| 481.wrf: | -DNOUNDERSCORE |
| 482.sphinx3: | -qchars=signed |
Base Optimization Flags
C benchmarks:
| -O5 -lhugetlbfs |
C++ benchmarks:
| -O4 -qrtti -qcpp_stdinc=/root/stdcxx421/include/ansi:/root/stdcxx421/include:/opt/ibmcmp/vacpp/11.1/include -lhugetlbfs -L/root/stdcxx421/lib -R/root/stdcxx421/lib -lstd8d |
Fortran benchmarks:
| -O5 -qalias=nostd -lhugetlbfs |
Benchmarks using both Fortran and C:
| -O5 -qalias=nostd -lhugetlbfs |
Base Other Flags
C benchmarks:
| -qipa=noobject -qipa=threads |
C++ benchmarks:
| -qipa=noobject -qipa=threads |
Fortran benchmarks:
| -qipa=noobject -qipa=threads |
Benchmarks using both Fortran and C:
| -qipa=noobject -qipa=threads |
Peak Compiler Invocation
C benchmarks:
| xlc -qlanglvl=extc99 |
C++ benchmarks:
| xlC |
Fortran benchmarks:
| xlf95 |
Benchmarks using both Fortran and C:
| xlc -qlanglvl=extc99 xlf95 |
Peak Portability Flags
| 410.bwaves: | -qfixed |
| 416.gamess: | -qfixed |
| 434.zeusmp: | -qfixed |
| 435.gromacs: | -qfixed -qextname |
| 436.cactusADM: | -qfixed -qextname -DSPEC_CPU_LP64 |
| 437.leslie3d: | -qfixed |
| 453.povray: | -DSPEC_CPU_LP64 |
| 454.calculix: | -qfixed -qextname |
| 481.wrf: | -DNOUNDERSCORE |
| 482.sphinx3: | -qchars=signed |
Peak Optimization Flags
C benchmarks:
| 433.milc: | -Wl,-q -O5 -lhugetlbfs |
| 470.lbm: | basepeak = yes |
| 482.sphinx3: | basepeak = yes |
C++ benchmarks:
| 444.namd: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -lhugetlbfs |
| 447.dealII: | basepeak = yes |
| 450.soplex: | -Wl,-q -O3 -qarch=auto -qtune=auto -lhugetlbfs |
| 453.povray: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qsimd -q64 -lsmartheap64 |
Fortran benchmarks:
| 410.bwaves: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -q64 -lhugetlbfs |
| 416.gamess: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qalias=nostd -lhugetlbfs |
| 434.zeusmp: | -O5 -qsmallstack=dynlenonheap -qalias=nostd -B/usr/share/libhugetlbfs/ -tl -Wl,--hugetlbfs-align |
| 437.leslie3d: | basepeak = yes |
| 459.GemsFDTD: | basepeak = yes |
| 465.tonto: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qsimd -lhugetlbfs |
Benchmarks using both Fortran and C:
| 435.gromacs: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qsimd -lhugetlbfs |
| 436.cactusADM: | -Wl,-q -O4 -q64 -qsimd -qnostrict -qsmallstack=dynlenonheap -qalias=nostd -lhugetlbfs |
| 454.calculix: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -lhugetlbfs |
| 481.wrf: | basepeak = yes |