| | Hardware | 
|---|
 | Hardware Vendor | Hewlett-Packard Company |  | Vendor URL | http://www.hp.com |  | Model | HP DL785  G5 |  | Processor | Quad-Core AMD Opteron 8384 (2.7GHz, 6 MB L3 shared) |  | MHz | 2700 |  | # of Chips | 8 |  | # of Cores | 32 |  | # of Cores/Chip | 4 |  | HW Threading Enabled? | No |  | Procs Avail to Java | 32 |  | Memory (MB) | 64459 |  | Memory Details | 32 x 2GB DIMMs |  | 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 | NTFS |  | 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_05-20090130-1408-windows-x86_64) |  | JVM Command Line | start /B /AFFINITY %MASK% java -Xms3700m -Xmx3700m -Xns3200m -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) | 3700 |  | JVM Maximum Heap Memory (MB) | 3700 |  | JVM Address bits | 64 |  | JVM CLASSPATH | jbb.jar; check.jar
 |  | JVM BOOTCLASSPATH | C:\jrockit-jdk1.6.0_05\jre\bin\jrockit\jrockit1.6.0.jar; C:\jrockit-jdk1.6.0_05\jre\bin\jrockit\jmapi.jar;
 C:\jrockit-jdk1.6.0_05\jre\bin\jrockit\jmxmapi.jar;
 C:\jrockit-jdk1.6.0_05\jre\bin\jrockit\rmp.jar;
 C:\jrockit-jdk1.6.0_05\jre\bin\jrockit\latency.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\resources.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\rt.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\sunrsasign.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\jsse.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\jce.jar;
 C:\jrockit-jdk1.6.0_05\jre\lib\charsets.jar;
 C:\jrockit-jdk1.6.0_05\jre\classes
 |  | OS Version | Microsoft Windows Server 2008 Enterprise with SP1 (64-bit) |  | Other software |  | 
 | 
| | Test Information | 
|---|
 | Tested by | Hewlett-Packard Company |  | SPEC license # | 3 |  | Test location | Cupertino, CA |  | Test date | Mar 4, 2009 |  | H/w available | Dec-2008 |  | JVM available | May-2009 |  | OS available | Feb-2009 |  | Other s/w available |  | 
 | | Tuning | 
|---|
 | The start command was used with affinity masks to affinitize each JVM to a CPU socket. Using the Local Security Settings console, "lock pages in memory" was enabled for the user running the benchmark. | 
 | Notes | 
|---|
 | Hardware Prefetch was disabled in the BIOS, Command line options are described at: http://edocs.bea.com/jrockit/jrdocs/refman/intro.html | 
 |