|
Hardware |
| Hardware Vendor |
IBM Corporation |
| Vendor URL |
http://www.ibm.com |
| Model |
IBM Power 750 Express (4.0 GHz, 32 core) |
| Processor |
POWER7+ (Intelligent Energy Optimization enabled, up to 4431 MHz) |
| MHz |
4060 |
| # of Chips |
8 |
| # of Cores |
32 |
| # of Cores/Chip |
4 |
| HW Threading Enabled? |
Yes |
| Procs Avail to Java |
128 |
| Memory (MB) |
262144 |
| Memory Details |
64 x 4 GB DDR3 1066 MHz |
| Primary cache |
32 KBI + 32 KBD on chip per core |
| Secondary cache |
256 KB I+D on chip per core |
| Other cache |
10 MB I+D on chip per core |
| Filesystem |
AIX/JFS2 |
| Disks |
1 x 300 GB 15K RPM Raid0 SFF SAS |
| Other hardware |
|
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|
Software |
| Software Vendor |
IBM Corporation |
| Vendor URL |
http://www.ibm.com |
| JVM Version |
JRE 1.7.0 (32-bit) IBM J9 2.6 AIX [build pap3270sr3-20120319_01(SR3)] |
| JVM Command Line |
execrset -c processor_set_number -e java -Xlp -Xgcpolicy:gencon -Xms2560m -Xmx2560m -Xmn2048m -Xaggressive -XtlhPrefetch -XlockReservation -Xgcthreads4 spec.jbb.JBBmain -propfile SPECjbb.props |
| JVM Initial Heap Memory (MB) |
2560 |
| JVM Maximum Heap Memory (MB) |
2560 |
| JVM Address bits |
32 |
| JVM CLASSPATH |
jbb.jar: check.jar |
| JVM BOOTCLASSPATH |
/specraid/sdk/jre/lib/ppc/default/jclSC170/vm.jar: /specraid/sdk/jre/lib/se-service.jar: /specraid/sdk/jre/lib/math.jar: /specraid/sdk/jre/lib/jlm.jar: /specraid/sdk/jre/lib/ibmorb.jar: /specraid/sdk/jre/lib/ibmorbapi.jar: /specraid/sdk/jre/lib/ibmcfw.jar: /specraid/sdk/jre/lib/ibmpkcs.jar: /specraid/sdk/jre/lib/ibmcertpathfw.jar: /specraid/sdk/jre/lib/ibmjgssfw.jar: /specraid/sdk/jre/lib/ibmjssefw.jar: /specraid/sdk/jre/lib/ibmsaslfw.jar: /specraid/sdk/jre/lib/ibmjcefw.jar: /specraid/sdk/jre/lib/ibmjgssprovider.jar: /specraid/sdk/jre/lib/ibmjsseprovider2.jar: /specraid/sdk/jre/lib/ibmcertpathprovider.jar: /specraid/sdk/jre/lib/xmldsigfw.jar: /specraid/sdk/jre/lib/xml.jar: /specraid/sdk/jre/lib/charsets.jar: /specraid/sdk/jre/lib/resources.jar: /specraid/sdk/jre/lib/rt.jar |
| OS Version |
IBM AIX V7.1 TL2 SP2 |
| Other software |
|
|
|
Test Information |
| Tested by |
IBM Corporation |
| SPEC license # |
11 |
| Test location |
Austin, TX |
| Test date |
Dec 10, 2012 |
| H/w available |
Mar-2013 |
| JVM available |
Nov-2012 |
| OS available |
Feb-2013 |
| Other s/w available |
|
|
|
Tuning |
Operating system tunings- dscrctl -n -s 1
- MEMORY_AFFINITY=MCM
Platform tunings- The "Dynamic Power Saver - Favor Performance" mode was enabled on "IBM Advanced System Management"
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Notes |
- 12288 16 MB large pages defined with vmo command
- 32 JVMs were run in processor sets each containing 1 core
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