Hardware |
Hardware Vendor |
Dell Inc. |
Vendor URL |
http://www.dell.com |
Model |
PowerEdge M915 (AMD Opteron 6180SE, 2.50 GHz) |
Processor |
AMD Opteron 6180SE |
MHz |
2500 |
# of Chips |
4 |
# of Cores |
48 |
# of Cores/Chip |
12 |
HW Threading Enabled? |
No |
Procs Avail to Java |
48 |
Memory (MB) |
131072 |
Memory Details |
32 x 4 GB 2Rx8 PC3L-10600R-9, ECC |
Primary cache |
64 KB I + 64 KB D |
Secondary cache |
512 KB I+D on chip per core |
Other cache |
12 MB I+D on chip per chip |
Filesystem |
NTFS |
Disks |
1 x 73 GB 15k 6Gb SAS (classes + OS) |
Other hardware |
None |
|
Software |
Software Vendor |
IBM Corporation |
Vendor URL |
http://www.IBM.com |
JVM Version |
IBM J9 VM (build 2.4, J2RE 1.6.0 IBM J9 2.4 Windows Server 2008 amd64-64 jvmwa64 60sr5-20090519_35743 (JIT enabled, AOT enabled) |
JVM Command Line |
start /HIGH /affinity [3F,FC0,3F000,FC0000,3F000000,FC0000000,3F000000000,FC0000000000] java -Xmn1400m -Xms1875m -Xmx1875m -Xaggressive -Xcompressedrefs -Xgcpolicy:gencon -XlockReservation -Xnoloa -XtlhPrefetch -Xlp |
JVM Initial Heap Memory (MB) |
1875 |
JVM Maximum Heap Memory (MB) |
1875 |
JVM Address bits |
64 |
JVM CLASSPATH |
.\jbb.jar; .\check.jar;
|
JVM BOOTCLASSPATH |
c:\specjbb2005\jvm\jre\bin\compressedrefs\jclSC160\vm.jar; c:\specjbb2005\jvm\jre\lib\annotation.jar; c:\specjbb2005\jvm\jre\lib\beans.jar; c:\specjbb2005\jvm\jre\lib\java.util.jar; c:\specjbb2005\jvm\jre\lib\jndi.jar; c:\specjbb2005\jvm\jre\lib\logging.jar; c:\specjbb2005\jvm\jre\lib\security.jar; c:\specjbb2005\jvm\jre\lib\sql.jar; c:\specjbb2005\jvm\jre\lib\ibmorb.jar; c:\specjbb2005\jvm\jre\lib\ibmorbapi.jar; c:\specjbb2005\jvm\jre\lib\ibmcfw.jar; c:\specjbb2005\jvm\jre\lib\rt.jar; c:\specjbb2005\jvm\jre\lib\charsets.jar; c:\specjbb2005\jvm\jre\lib\resources.jar; c:\specjbb2005\jvm\jre\lib\ibmpkcs.jar; c:\specjbb2005\jvm\jre\lib\ibmcertpathfw.jar; c:\specjbb2005\jvm\jre\lib\ibmjgssfw.jar; c:\specjbb2005\jvm\jre\lib\ibmjssefw.jar; c:\specjbb2005\jvm\jre\lib\ibmsaslfw.jar; c:\specjbb2005\jvm\jre\lib\ibmjcefw.jar; c:\specjbb2005\jvm\jre\lib\ibmjgssprovider.jar; c:\specjbb2005\jvm\jre\lib\ibmjsseprovider2.jar; c:\specjbb2005\jvm\jre\lib\ibmcertpathprovider.jar; c:\specjbb2005\jvm\jre\lib\ibmxmlcrypto.jar; c:\specjbb2005\jvm\jre\lib\management-agent.jar; c:\specjbb2005\jvm\jre\lib\xml.jar; c:\specjbb2005\jvm\jre\lib\jlm.jar; c:\specjbb2005\jvm\jre\lib\javascript.jar |
OS Version |
Microsoft Windows Server 2008 R2 Enterprise |
Other software |
IBM Websphere application server V7.0 for Windows on x86-64bit. |
|
Test Information |
Tested by |
Dell Inc. |
SPEC license # |
55 |
Test location |
Austin, TX |
Test date |
Apr 25, 2011 |
H/w available |
May-2011 |
JVM available |
Jul-2009 |
OS available |
Oct-2009 |
Other s/w available |
N/A |
|
Tuning |
Operating system tunings- 'Lock pages in memory' enabled for benchmark user
- Each JVM instance was affinitized to 6 cores
- Disabled 'DRAM Prefetcher' in BIOS
- Disabled 'Hardware Prefetch training on Software Prefetch' in BIOS
- Disabled 'Hardware Prefetcher' in BIOS
- 'Power Management' set to 'Maximum Performance' in BIOS
|
Notes |
Command line options are described at: http://publib.boulder.ibm.com/infocenter/javasdk/v6r0/index.jsp |
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