Hardware |
Hardware Vendor |
IBM Corporation |
Vendor URL |
http://www.ibm.com |
Model |
IBM BladeCenter HS23 |
Processor |
Intel Xeon E5-2680 (Intel Turbo Boost Technology up to 3.5 GHz) |
MHz |
2700 |
# of Chips |
2 |
# of Cores |
16 |
# of Cores/Chip |
8 |
HW Threading Enabled? |
Yes |
Procs Avail to Java |
32 |
Memory (MB) |
131072 |
Memory Details |
16 x 8GB 2Rx8 PC3-12800R-11, ECC |
Primary cache |
32 KB I + 32 KB D on chip per core |
Secondary cache |
256 KB I+D on chip per core |
Other cache |
20 MB I+D on chip per chip |
Filesystem |
NTFS |
Disks |
1 x 300GB 10 K SAS |
Other hardware |
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Software |
Software Vendor |
IBM Corporation |
Vendor URL |
http://www.ibm.com |
JVM Version |
IBM J9 JVM (build 2.6, JRE 1.7.0 Windows Server 2008 R2 amd64-64 20120204_101769 (JIT enabled, AOT enabled) |
JVM Command Line |
start /AFFINITY %HEX% java -Xaggressive -Xcompressedrefs -Xmn1400m -Xms1875m -Xmx1875m -XlockReservation -Xnoloa -XtlhPrefetch -Xlp -Xconcurrentlevel0 -spec.jbb.JBBmain -propfile SPECjbb.props |
JVM Initial Heap Memory (MB) |
1875 |
JVM Maximum Heap Memory (MB) |
1875 |
JVM Address bits |
64 |
JVM CLASSPATH |
c:\SPECjbb2005\jbb.jar; c:\SPECjbb2005\check.jar |
JVM BOOTCLASSPATH |
c:\sdk\jre\bin\compressedrefs\jclSC170\vm.jar; c:\sdk\jre\lib\se-service.jar; c:\sdk\jre\lib\math.jar; c:\sdk\jre\lib\jlm.jar; c:\sdk\jre\lib\ibmorb.jar; c:\sdk\jre\lib\ibmorbapi.jar; c:\sdk\jre\lib\ibmcfw.jar; c:\sdk\jre\lib\ibmpkcs.jar; c:\sdk\jre\lib\ibmcertpathfw.jar; c:\sdk\jre\lib\ibmjgssfw.jar; c:\sdk\jre\lib\ibmjssefw.jar; c:\sdk\jre\lib\ibmsaslfw.jar; c:\sdk\jre\lib\ibmjcefw.jar; c:\sdk\jre\lib\ibmjgssprovider.jar; c:\sdk\jre\lib\ibmjsseprovider2.jar; c:\sdk\jre\lib\ibmcertpathprovider.jar; c:\sdk\jre\lib\xmldsigfw.jar; c:\sdk\jre\lib\xml.jar; c:\sdk\jre\lib\charsets.jar; c:\sdk\jre\lib\resources.jar; c:\sdk\jre\lib\rt.jar |
OS Version |
Microsoft Windows Server 2008 Enterprise x64 Edition R2 SP1 |
Other software |
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Test Information |
Tested by |
IBM Corporation |
SPEC license # |
11 |
Test location |
RTP, NC |
Test date |
Mar 1, 2012 |
H/w available |
Mar-2012 |
JVM available |
Jun-2012 |
OS available |
Feb-2011 |
Other s/w available |
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Tuning |
Operating System Tunings- Affinity Masks set to 0xF, 0xF0, 0xF00, 0xF000, 0xF0000, 0xF00000, 0xF000000, 0xF0000000
- "lock pages in memory" was enabled for the user running the benchmark
- BIOS Configuration
- Operating mode set to "Maximum Performance"
- HW Prefetch set to Disabled
- Adjacent Sector Prefetch set to Disabled
- DCU Prefetcher set to Disabled
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