Hardware |
Hardware Vendor |
Hewlett-Packard Company |
Vendor URL |
http://www.hp.com |
Model |
HP DL785 G5 |
Processor |
Quad-Core AMD Opteron(tm) Processor 8393 SE |
MHz |
3100 |
# of Chips |
8 |
# of Cores |
32 |
# of Cores/Chip |
4 |
HW Threading Enabled? |
No |
Procs Avail to Java |
32 |
Memory (MB) |
64459 |
Memory Details |
16 x 4GB DDR2-800 DIMMs (512Mx72, PC2-6400 5-5-5, 2 ranks x4) |
Primary cache |
64 KB I + 64 KB D on chip per core. |
Secondary cache |
512 KB I+D on chip per core |
Other cache |
6MB L3 per chip |
Filesystem |
ext3 |
Disks |
72GB SAS |
Other hardware |
|
|
Software |
Software Vendor |
Oracle Corporation |
Vendor URL |
http://www.oracle.com |
JVM Version |
Oracle JRockit(R) 6 P28.0.0 (build P28.0.0-8-109238-1.6.0_05-20090130-1405-linux-x86_64) |
JVM Command Line |
numactl --membind=socket_id --cpunodebind=socket_id java -Xms3900m -Xmx3900m -Xns3300m -XXaggressive -Xlargepages:exitOnFailure=true -XXthroughputCompaction -XXcallprofiling -Xgc:genpar -XXgcthreads:4 -XXtlasize:min=4k,preferred=512k -XX:+UseStringCache spec.jbb.JBBmain -propfile SPECjbb.props |
JVM Initial Heap Memory (MB) |
3900 |
JVM Maximum Heap Memory (MB) |
3900 |
JVM Address bits |
64 |
JVM CLASSPATH |
jbb.jar: check.jar |
JVM BOOTCLASSPATH |
/opt/jrockit-jdk1.6.0_05/jre/lib/amd64/jrockit/jrockit1.6.0.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/amd64/jrockit/jmapi.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/amd64/jrockit/jmxmapi.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/amd64/jrockit/rmp.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/amd64/jrockit/latency.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/resources.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/rt.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/sunrsasign.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/jsse.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/jce.jar: /opt/jrockit-jdk1.6.0_05/jre/lib/charsets.jar: /opt/jrockit-jdk1.6.0_05/jre/classes |
OS Version |
Red Hat Enterprise Linux 5.3 (x86_64) |
Other software |
|
|
Test Information |
Tested by |
Hewlett-Packard Company |
SPEC license # |
3 |
Test location |
Cupertino, CA |
Test date |
Apr 8, 2009 |
H/w available |
May-2009 |
JVM available |
May-2009 |
OS available |
Jan-2009 |
Other s/w available |
|
|
Tuning |
The numactl command was used to affinitize each JVM to a CPU socket. Large pages was enabled by : "mount -t hugetlbfs nodev /mnt/hugepages", "echo 20480 > /proc/sys/vm/nr_hugepages" |
Notes |
Hardware Prefetch was disabled in the BIOS, Power Regulator for ProLiant option set to HP Static High Performance Mode in BIOS, Command line options are described at: http://download.oracle.com/docs/cd/E13150_01/jrockit_jvm/jrockit/jrdocs/refman/index.html |
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