JVM run JVM Scores 1 242821 2 244384 3 245843 4 244456 SPECjbb2005 bops = 977504, SPECjbb2005 bops/JVM = 244376

Hardware Hardware Vendor IBM Corporation Vendor URL http://www.ibm.com Model IBM BladeCenter LS42 Processor AMD Opteron 8435 MHz 2600 # of Chips 4 # of Cores 24 # of Cores/Chip 6 HW Threading Enabled? No Procs Avail to Java 24 Memory (MB) 65536 Memory Details 16 x 4 GB DDR2-800 ECC Primary cache 64KB I + 64KB D on chip per core Secondary cache 512KB(I+D) on chip per core Other cache 6MB (I+D) on chip per chip Filesystem NTFS Disks 1 x 73 GB 10K RPM SAS Other hardware None

Software Software Vendor IBM Corporation Vendor URL http://www.ibm.com JVM Version IBM J9 VM (build 2.4, J2RE 1.6.0 IBM J9 2.4 Windows Server 2008 amd64-64 pwa6460sr5-20090406_01(SR5) (JIT enabled, AOT enabled) JVM Command Line start /AFFINITY %HEX% java -Xaggressive -Xcompressedrefs -Xgcpolicy:gencon -Xmn1400m -Xms1875m -Xmx1875m -XlockReservation -Xnoloa -XtlhPrefetch -Xlp JVM Initial Heap Memory (MB) 1875 JVM Maximum Heap Memory (MB) 1875 JVM Address bits 64 JVM CLASSPATH .\jbb.jar; .\check.jar; JVM BOOTCLASSPATH C:\Program Files\IBM\Java60\jre\lib\vm.jar; C:\Program Files\IBM\Java60\jre\lib\annotation.jar; C:\Program Files\IBM\Java60\jre\lib\beans.jar; C:\Program Files\IBM\Java60\jre\lib\java.util.jar; C:\Program Files\IBM\Java60\jre\lib\jndi.jar; C:\Program Files\IBM\Java60\jre\lib\logging.jar; C:\Program Files\IBM\Java60\jre\lib\security.jar; C:\Program Files\IBM\Java60\jre\lib\sql.jar; C:\Program Files\IBM\Java60\jre\lib\ibmorb.jar; C:\Program Files\IBM\Java60\jre\lib\ibmorbapi.jar; C:\Program Files\IBM\Java60\jre\lib\ibmcfw.jar; C:\Program Files\IBM\Java60\jre\lib\rt.jar; C:\Program Files\IBM\Java60\jre\lib\charsets.jar; C:\Program Files\IBM\Java60\jre\lib\resources.jar; C:\Program Files\IBM\Java60\jre\lib\ibmpkcs.jar; C:\Program Files\IBM\Java60\jre\lib\ibmcertpathfw.jar; C:\Program Files\IBM\Java60\jre\lib\ibmjgssfw.jar; C:\Program Files\IBM\Java60\jre\lib\ibmjssefw.jar; C:\Program Files\IBM\Java60\jre\lib\ibmsaslfw.jar; C:\Program Files\IBM\Java60\jre\lib\ibmjcefw.jar; C:\Program Files\IBM\Java60\jre\lib\ibmjgssprovider.jar; C:\Program Files\IBM\Java60\jre\lib\ibmjsseprovider2.jar; C:\Program Files\IBM\Java60\jre\lib\ibmcertpathprovider.jar; C:\Program Files\IBM\Java60\jre\lib\ibmxmlcrypto.jar; C:\Program Files\IBM\Java60\jre\lib\management-agent.jar; C:\Program Files\IBM\Java60\jre\lib\xml.jar; C:\Program Files\IBM\Java60\jre\lib\jlm.jar; C:\Program Files\IBM\Java60\jre\lib\javascript.jar OS Version Windows Server 2008 Enterprise Edition SP1 x64 Other software None

Test Information Tested by IBM Corporation SPEC license # 11 Test location RTP, NC Test date Jun 11, 2009 H/w available Sep-2009 JVM available Jun-2009 OS available Feb-2008 Other s/w available

AOT Compilation   Tuning Affinity Masks set to 0x003f, 0x0fc0, 0x3f000, 0xfc0000 Lock Pages in memory enabled under Local Security Policies Memory ChipKill disabled in BIOS DRAM Prefetcher, Hardware Prefetch training on Software Prefetch, and Hardware Prefetch disabled in BIOS Notes Command line options are described at: http://publib.boulder.ibm.com/infocenter/javasdk/v6r0/index.jsp