| CPU2006 license: | 11 | Test date: | Jun-2007 |
|---|---|---|---|
| Test sponsor: | IBM Corporation | Hardware Availability: | Jun-2007 |
| Tested by: | IBM Corporation | Software Availability: | Sep-2007 |
| Hardware | |
|---|---|
| CPU Name: | POWER6 |
| CPU Characteristics: | |
| CPU MHz: | 4700 |
| FPU: | Integrated |
| CPU(s) enabled: | 1 core, 1 chip, 2 cores/chip |
| CPU(s) orderable: | 2,4,8,12,16 cores |
| Primary Cache: | 64 KB I + 64 KB D on chip per core |
| Secondary Cache: | 4 MB I+D on chip per core |
| L3 Cache: | 32 MB I+D off chip per chip |
| Other Cache: | None |
| Memory: | 32 GB (16x2 GB) DDR2 667 MHz |
| Disk Subsystem: | 2x73 GB SAS 15K RPM |
| Other Hardware: | None |
| Software | |
|---|---|
| Operating System: | SUSE Linux Enterprise 10 SP1 |
| Compiler: | IBM XL C/C++ Advanced Edition for Linux, V9.0 |
| Auto Parallel: | No |
| File System: | ReiserFS |
| System State: | Multi-User |
| Base Pointers: | 32-bit |
| Peak Pointers: | 32/64-bit |
| Other Software: | -Post-Link Optimization for Linux on POWER, Version 5.4.0 -MicroQuill SmartHeap 7.3 |
Results Table
| Benchmark | Base | Peak | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Seconds | Ratio | Seconds | Ratio | Seconds | Ratio | 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 | 881 | 11.1 | 880 | 11.1 | 880 | 11.1 | 694 | 14.1 | 694 | 14.1 | 694 | 14.1 |
| 401.bzip2 | 679 | 14.2 | 677 | 14.2 | 678 | 14.2 | 596 | 16.2 | 592 | 16.3 | 596 | 16.2 |
| 403.gcc | 479 | 16.8 | 479 | 16.8 | 479 | 16.8 | 394 | 20.4 | 394 | 20.5 | 394 | 20.4 |
| 429.mcf | 258 | 35.3 | 258 | 35.3 | 258 | 35.3 | 245 | 37.3 | 245 | 37.3 | 245 | 37.3 |
| 445.gobmk | 664 | 15.8 | 664 | 15.8 | 664 | 15.8 | 570 | 18.4 | 570 | 18.4 | 570 | 18.4 |
| 456.hmmer | 720 | 13.0 | 720 | 13.0 | 720 | 13.0 | 572 | 16.3 | 572 | 16.3 | 572 | 16.3 |
| 458.sjeng | 869 | 13.9 | 869 | 13.9 | 869 | 13.9 | 768 | 15.8 | 769 | 15.7 | 768 | 15.8 |
| 462.libquantum | 400 | 51.8 | 400 | 51.8 | 400 | 51.8 | 220 | 94.0 | 220 | 94.0 | 220 | 94.0 |
| 464.h264ref | 953 | 23.2 | 953 | 23.2 | 953 | 23.2 | 722 | 30.7 | 722 | 30.6 | 722 | 30.7 |
| 471.omnetpp | 479 | 13.0 | 480 | 13.0 | 481 | 13.0 | 448 | 13.9 | 448 | 14.0 | 448 | 13.9 |
| 473.astar | 621 | 11.3 | 621 | 11.3 | 621 | 11.3 | 509 | 13.8 | 509 | 13.8 | 509 | 13.8 |
| 483.xalancbmk | 391 | 17.6 | 391 | 17.7 | 391 | 17.7 | 364 | 19.0 | 364 | 19.0 | 364 | 19.0 |
General Notes
kernel release 2.6.16.46-0.12-ppc64.
See flags file for details on following settings.
ulimit -s (stack) set to unlimited.
System set to Enhanced mode when defining partition on HMC
Large pages reserved as follows by root user:
echo 200 > /proc/sys/vm/nr_hugepages
System configured with libhugetlbfs library for application access to large pages
Environment variables set before executing benchmarks.
export HUGETLB_VERBOSE=0
export HUGETLB_MORECORE=yes
export HUGETLB_MORECORE_HEAPBASE=0x50000000
export XLFRTEOPTS=intrinthds=1
Linux booted with the options:
maxcpus=1 smt-enabled=off
fdpr binary optimization tool used for
400.perlbench 401.bzip2 403.gcc 429.mcf 456.hmmer 458.sjeng
462.libquantum 464.h264ref 473.astar 483.xalancbmk
Benchmarks bound to a processor using taskset on the submit command.
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 -qalias=noansi -qalloca -lhugetlbfs |
C++ benchmarks:
| -O5 -qrtti -lsmartheap |
Base Other Flags
C benchmarks:
| -qipa=noobject -qipa=threads |
C++ benchmarks:
| -qipa=noobject -qipa=threads |
Peak Portability Flags
| 400.perlbench: | -DSPEC_CPU_LINUX_PPC |
| 403.gcc: | -DSPEC_CPU_LP64 |
| 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 -qalias=noansi -lsmartheap |
| 401.bzip2: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -lhugetlbfs |
| 403.gcc: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qalloca -q64 -lhugetlbfs |
| 429.mcf: | -Wl,-q -O5 -qnoenablevmx -lhugetlbfs |
| 445.gobmk: | -qpdf1(pass 1) -qpdf2(pass 2) -O4 -qnoenablevmx -lhugetlbfs |
| 456.hmmer: | Same as 401.bzip2 |
| 458.sjeng: | Same as 401.bzip2 |
| 462.libquantum: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qnoenablevmx -q64 -lhugetlbfs |
| 464.h264ref: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -q64 -lhugetlbfs |
C++ benchmarks:
| 471.omnetpp: | -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qrtti -lsmartheap |
| 473.astar: | -Wl,-q -qpdf1(pass 1) -qpdf2(pass 2) -O5 -qnoenablevmx -lhugetlbfs |
| 483.xalancbmk: | -Wl,-q -O4 -lsmartheap |