JVM run JVM Scores 1 18554 2 18516 3 18667 4 18628 SPECjbb2005 bops = 74365, SPECjbb2005 bops/JVM = 18591

Hardware Hardware Vendor Sun Microsystems, Inc. Vendor URL http://www.sun.com Model Sun Fire T2000 Processor UltraSPARC(TM) T1 MHz 1200 # of Chips 1 # of Cores 8 # of Cores/Chip 8 HW Threading Enabled? Yes Procs Avail to Java 32 Memory (MB) 32768 Memory Details 16 x 2GB DDR2-533 ECC DIMMs Primary cache 16KB(I)+8KB(D) per core Secondary cache 3MB per chip Other cache   Filesystem UFS Disks 2 x 72GB SAS 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 1.5.0_08 JVM Command Line psrset -e processor set number java -Xmx2560m -Xms2560m -Xmn1536m -Xss96k -XX:+UseParallelOldGC -XX:ParallelGCThreads=5 -XX:+AggressiveOpts -XX:+UseBiasedLocking -XX:LargePageSizeInBytes=256m JVM Initial Heap Memory (MB) 2560 JVM Maximum Heap Memory (MB) 2560 JVM Address bits 32 JVM CLASSPATH jbb.jar: check.jar JVM BOOTCLASSPATH /scratch/VMs/jdk1.5.0_08/jre/lib/rt.jar: /scratch/VMs/jdk1.5.0_08/jre/lib/i18n.jar: /scratch/VMs/jdk1.5.0_08/jre/lib/sunrsasign.jar: /scratch/VMs/jdk1.5.0_08/jre/lib/jsse.jar: /scratch/VMs/jdk1.5.0_08/jre/lib/jce.jar: /scratch/VMs/jdk1.5.0_08/jre/lib/charsets.jar: /scratch/VMs/jdk1.5.0_08/jre/classes OS Version Solaris 10 1/06 (64-bit) Other software

Test Information Tested by Sun Microsystems, Inc. SPEC license # 6 Test location Burlington, MA Test date May 01, 2006 H/w available Nov-2005 JVM available Aug-2006 OS available Jan-2006 Other s/w available

AOT Compilation   Tuning /etc/system parameters: consistent_coloring=2 autoup=345600 tune_t_fsflushr=345600 Notes "Command line options are described at http://java.sun.com/docs/performance"