JVM run JVM Scores 1 82834 2 82698 3 81461 4 81363 5 81656 6 80700 7 81498 8 82203 9 82504 10 82052 11 82993 12 82863 13 81741 14 80676 15 82639 16 82264 17 82078 18 81756 19 82172 20 81556 21 82319 22 82453 23 82040 24 83000 25 83300 26 82570 27 82496 28 82802 29 82469 30 81470 31 81411 32 82519 33 83300 34 81151 35 81919 36 82173 37 82247 38 81951 39 80723 40 82357 41 82781 42 82652 43 82502 44 83084 45 82243 46 81829 47 82332 48 83395 49 81770 50 82087 51 81783 52 82454 53 82128 54 83511 55 81882 56 82166 57 82822 58 81392 59 82567 60 83147 61 82195 62 80894 63 82129 64 82941 65 82228 66 82336 67 82803 68 82202 69 82596 70 82408 71 81427 72 82935 73 82659 74 81840 75 82991 76 82451 77 82288 78 82627 79 81953 80 82829 81 83326 82 82246 83 82482 84 82737 85 80955 86 82336 87 83226 88 81850 89 83027 90 82693 91 82704 92 82664 93 81703 94 82782 95 82586 96 82297 97 81237 98 81313 99 82434 100 82026 101 81857 102 82970 103 81834 104 82931 105 82215 106 82474 107 81402 108 83267 109 82721 110 82881 111 82088 112 82356 113 82274 114 82609 115 82445 116 80049 117 83139 118 83358 119 81884 120 82388 121 80991 122 82902 123 81094 124 82074 125 82860 126 82335 127 83157 128 83198 129 82489 130 82935 131 83010 132 82546 133 81744 134 81597 135 82004 136 82251 137 82411 138 82152 139 81967 140 81594 141 82177 142 82506 143 82176 144 83228 145 82104 146 82300 147 82080 148 82130 149 82016 150 82467 151 82288 152 81894 153 83006 154 82346 155 82791 156 82615 157 82923 158 81161 159 80963 160 82766 161 82876 162 82889 163 82513 164 82998 165 82724 166 82447 167 82270 168 81962 169 80400 170 82199 171 82758 172 81847 173 80894 174 82661 175 81757 176 81211 177 81804 178 82409 179 82853 180 82195 181 81447 182 82541 183 82995 184 81867 185 81411 186 82204 187 82906 188 82138 189 82635 190 82214 191 82868 192 82231 193 81913 194 81988 195 82977 196 83221 197 83304 198 82128 199 82315 200 82401 201 82419 202 83484 203 81904 204 82845 205 80998 206 82791 207 82294 208 80870 209 82453 210 82963 211 82612 212 82000 213 81667 214 81911 215 82101 216 82483 217 82023 218 81666 219 83315 220 82838 221 81110 222 82383 223 81467 224 82482 225 82494 226 82978 227 81068 228 82457 229 82235 230 82096 231 82489 232 81856 233 81946 234 82274 235 82146 236 82037 237 82711 238 82333 239 82259 240 81786 241 81884 242 82017 243 80703 244 81730 245 82522 246 82134 247 82054 248 82699 249 82983 250 81962 251 82907 252 82489 253 82722 254 82439 255 80637 256 82620 SPECjbb2005 bops = 21058767, SPECjbb2005 bops/JVM = 82261

Hardware Hardware Vendor IBM Corporation Vendor URL http://www.ibm.com Model IBM Power 795 (4.0 GHz, 256 core) Processor POWER7 (Intelligent Energy Optimization enabled, up to 4.14 GHz) MHz 4004 # of Chips 32 # of Cores 256 # of Cores/Chip 8 HW Threading Enabled? Yes Procs Avail to Java 1024 Memory (MB) 2097152 Memory Details 256 x 8GB DDR3 1066 MHz Primary cache 32 KB I + 32 KB D on chip per core Secondary cache 256 KB I+D on chip per core Other cache 4 MB I+D on chip per core Filesystem AIX/JFS2 Disks 1 x 146GB SAS SFF 15K RPM Other hardware

Software Software Vendor IBM Corporation Vendor URL http://www.ibm.com JVM Version JRE 1.6.0 (32-bit) IBM J9 2.4 AIX [build jvmap3260sr7-20091214_49398(SR7)] JVM Command Line execrset -c processor_set_number -e java -Xlp -Xgcpolicy:gencon -Xms2560m -Xmx2560m -Xmn2048m -Xaggressive -XtlhPrefetch -XlockReservation -Xgcthreads4 -Xnoloa spec.jbb.JBBmain -propfile SPECjbb.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 /speclocal/java/sr7/jre/lib/vm.jar: /speclocal/java/sr7/jre/lib/annotation.jar: /speclocal/java/sr7/jre/lib/beans.jar: /speclocal/java/sr7/jre/lib/java.util.jar: /speclocal/java/sr7/jre/lib/jndi.jar: /speclocal/java/sr7/jre/lib/logging.jar: /speclocal/java/sr7/jre/lib/security.jar: /speclocal/java/sr7/jre/lib/sql.jar: /speclocal/java/sr7/jre/lib/ibmorb.jar: /speclocal/java/sr7/jre/lib/ibmorbapi.jar: /speclocal/java/sr7/jre/lib/ibmcfw.jar: /speclocal/java/sr7/jre/lib/rt.jar: /speclocal/java/sr7/jre/lib/charsets.jar: /speclocal/java/sr7/jre/lib/resources.jar: /speclocal/java/sr7/jre/lib/ibmpkcs.jar: /speclocal/java/sr7/jre/lib/ibmcertpathfw.jar: /speclocal/java/sr7/jre/lib/ibmjgssfw.jar: /speclocal/java/sr7/jre/lib/ibmjssefw.jar: /speclocal/java/sr7/jre/lib/ibmsaslfw.jar: /speclocal/java/sr7/jre/lib/ibmjcefw.jar: /speclocal/java/sr7/jre/lib/ibmjgssprovider.jar: /speclocal/java/sr7/jre/lib/ibmjsseprovider2.jar: /speclocal/java/sr7/jre/lib/ibmcertpathprovider.jar: /speclocal/java/sr7/jre/lib/ibmxmlcrypto.jar: /speclocal/java/sr7/jre/lib/management-agent.jar: /speclocal/java/sr7/jre/lib/xml.jar: /speclocal/java/sr7/jre/lib/jlm.jar: /speclocal/java/sr7/jre/lib/javascript.jar OS Version IBM AIX V7.1 Other software

Test Information Tested by IBM Corporation SPEC license # 11 Test location Austin, TX Test date Jul 31, 2010 H/w available Sep-2010 JVM available Dec-2009 OS available Sep-2010 Other s/w available

AOT Compilation   Tuning Operating system tunings vmo -o lgpg_regions=51200 -o lgpg_size=16777216 -o v_pinshm=1 dscrctl -n -s 1 MEMORY_AFFINITY=MCM Notes 256 JVMs were run in processor sets each containing 1 core IBM Systems Director is required to set the Intelligent Energy Optimization HW mode