Hardware Hardware Vendor IBM Corporation Vendor URL http://www.ibm.com Model IBM Power 780 (4.14 GHz, 32 core, IBM i) Processor POWER7 (TurboCore mode) MHz 4140 # of Chips 8 # of Cores 32 # of Cores/Chip 4 HW Threading Enabled? Yes Procs Avail to Java 128 Memory (MB) 262144 Memory Details 32 x 8 GB DDR3 1066MHz Primary cache 32 KB I + 32 KB D on chip per core Secondary cache 256 KB I+D on chip per core Other cache 4MB I+D on chip per core; 16MB I+D on chip per chip Filesystem IFS Disks 2 x 146GB SAS 15K RPM Other hardware

Software Software Vendor IBM Corporation Vendor URL http://www.ibm.com/systems/i JVM Version IBM Technology for Java 1.6 (32-bit JVM) [jvmap3260sr7-20091215(SR7)] JVM Command Line java -Xms2560m -Xmx2560m -Xmn2048m -Xgcthreads4 -Xgcpolicy:gencon -Xlp64k -Xnoloa -XlockReservation -Xaggressive -XtlhPrefetch -Djava.awt.headless=true spec.jbb.JBBmain -propfile SPECjbbMulti.props JVM Initial Heap Memory (MB) 2560 JVM Maximum Heap Memory (MB) 2560 JVM Address bits 32 JVM CLASSPATH jbb.jar: check.jar JVM BOOTCLASSPATH /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/vm.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/annotation.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/beans.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/java.util.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/jndi.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/logging.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/security.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/sql.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmorb.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmorbapi.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmcfw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/rt.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/charsets.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/resources.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmpkcs.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmcertpathfw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmjgssfw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmjssefw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmsaslfw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmjcefw.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmjgssprovider.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmjsseprovider2.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmcertpathprovider.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/ibmxmlcrypto.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/management-agent.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/xml.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/jlm.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/jre/lib/javascript.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/IBMmisc.jar: /QOpenSys/QIBM/ProdData/JavaVM/jdk60/32bit/lib/IBMi5OSJSSE.jar OS Version IBM i operating system 7.1 Other software

Test Information Tested by IBM Corporation SPEC license # 11 Test location Rochester, MN Test date Mar 30, 2010 H/w available Mar-2010 JVM available Dec-2009 OS available Apr-2010 Other s/w available

AOT Compilation   Tuning Operating system tunings export QIBM_JVM_ILE_HOME=QJVM6032 Subsystem routing entries were used to set THDRSCAFN(*GROUP *HIGH) for the SPECjbb JVMs Notes The JVM was actually started using the CL `JAVA CLASS('spec.jbb.JBBmain') PARM('-propfile' 'SPECjbbMulti.props' '-id' '&JVMID) CLASSPATH(&CLASSPATH) PROP((os400.property.file 'jvmmulti.props')). The jvmmulti.props contained the command-line options shown in the `JVM Command Line` section above"

Details of Runs