Hardware Hardware Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com Model Sun Fire X4600 M2 Processor 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) 131072 Memory Details 32 x 4GB DDR2-667 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 6 MB I+D L3 on chip Filesystem UFS Disks 1 x 146GB SCSI Other hardware

Software Software Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com JVM Version Java HotSpot(TM) 32-Bit Server VM on Solaris, version 1.6.0_06 Performance Release JVM Command Line psrset -e processor set number priocntl -c FX -t 1000 -e java -Xmx3350m -Xms3350m -Xmn2600m -XX:+UseParallelOldGC -XX:+AggressiveOpts -XX:BiasedLockingStartupDelay=500 -XX:AllocatePrefetchStyle=2 -XX:ParallelGCThreads=6 -classpath jbb.jar:check.jar spec.jbb.JBBmain -propfile SPECjbb.props -id JVM id JVM Initial Heap Memory (MB) 3350 JVM Maximum Heap Memory (MB) 3350 JVM Address bits 32 JVM CLASSPATH jbb.jar: check.jar JVM BOOTCLASSPATH /export/home/SPECjbb/jdk1.6.0_06/jre/lib/resources.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/lib/rt.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/lib/sunrsasign.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/lib/jsse.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/lib/jce.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/lib/charsets.jar: /export/home/SPECjbb/jdk1.6.0_06/jre/classes OS Version Solaris 10 10/08 Other software

Test Information Tested by Sun Microsystems, Inc. SPEC license # 6 Test location Burlington, MA Test date Nov 11, 2008 H/w available Dec-2008 JVM available Jul-2008 OS available Oct-2008 Other s/w available

AOT Compilation   Tuning Each JVM was placed in the FX priority class with the priocntl command. 7 JVMs were run in processor sets each containing four cores (1 chip). One JVM was run in the default set containing four cores(1 chip). expected_peak_warehouse was set to 4. Notes

Details of Runs