Hardware |
Hardware Vendor |
SGI |
Vendor URL |
http://www.sgi.com |
Model |
Altix 4700 (128 Blade/256 DC) |
Processor |
Intel DC Itanium2 Processor 9040 1.6 Ghz |
MHz |
1600 |
# of Chips |
256 |
# of Cores |
512 |
# of Cores/Chip |
2 |
HW Threading Enabled? |
No |
Procs Avail to Java |
512 |
Memory (MB) |
1581056 |
Memory Details |
2 GB ECC DDR2 DIMMs (PC2-3200R) spread uniformly over 128 compute blades, with 4 extra in blade 0 |
Primary cache |
16KBI + 16KBD on chip per core |
Secondary cache |
256KBI + 1024KBD on chip per core |
Other cache |
9MB (I+D) on chip per core |
Filesystem |
xfs |
Disks |
2 x 146 GB SCSI (classes + OS) |
Other hardware |
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|
Software |
Software Vendor |
Oracle Corporation |
Vendor URL |
http://www.oracle.com |
JVM Version |
Oracle JRockit(R) (build R27.6.3-40_o-112056-1.5.0_17-20090318-2103-linux-ia64, compiled mode) |
JVM Command Line |
numactl --cpunodebind=$node --localalloc java -Xms3840m -Xns2900m -Xmx3840m -Xgc:genpar -Xlargepages -XXaggressive -XXcallprofiling -XXthroughputcompaction -XXgcthreads=4 -XXhpm -XXtlasize:min=16k,preferred=1m -cp jbb.jar:check.jar spec.jbb.JBBmain -propfile SPECjbb.props -id $id |
JVM Initial Heap Memory (MB) |
3840 |
JVM Maximum Heap Memory (MB) |
3840 |
JVM Address bits |
64 |
JVM CLASSPATH |
jbb.jar: check.jar |
JVM BOOTCLASSPATH |
/ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jrockit1.5.0.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jmapi.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/jmxmapi.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/rmp.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/ia64/jrockit/latency.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/rt.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/i18n.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/sunrsasign.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/jsse.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/jce.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/lib/charsets.jar: /ptmp1/jrmc-3.1.0-1.5.0/jre/classes |
OS Version |
SuSE Linux Enterprise Server 10 SP2 (2.6.16.60-0.35.PTF.352893.0-default) |
Other software |
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|
Test Information |
Tested by |
SGI |
SPEC license # |
4 |
Test location |
Garching, Germany |
Test date |
Jul 26, 2009 |
H/w available |
July-2006 |
JVM available |
Mar-2009 |
OS available |
Mar-2009 |
Other s/w available |
|
|
Tuning |
Operating system tunings- mount -t hugetlbfs nodev /mnt/hugepages
- echo 3500 > /proc/sys/vm/nr_hugepages
|
Notes |
Command line options are described at http://e-docs.bea.com/jrockit/jrdocs/refman/index.html System configured to use one JVM per NUMA node (4 cores). |
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