manka, tanya and ccpenguin are Linux 2.1.44 machines, jenolan runs Solaris 2.5.1. ccpenguin is an Ultra1 140, manka and jenolan Ultra1 170 and tanya Ultra2 200. L M B E N C H 1 . 1 S U M M A R Y ------------------------------------ Processor, Processes - times in microseconds -------------------------------------------- Host OS Mhz Null Null Simple /bin/sh Mmap 2-proc 8-proc Syscall Process Process Process lat ctxsw ctxsw --------- ------------- ---- ------- ------- ------- ------- ---- ------ ------ manka Linux 2.1.44 167 3 1K 7K 19K 36 6 8 jenolan SunOS 5.5.1 167 6 4K 21K 38K 405 15 20 tanya Linux 2.1.44 200 3 0K 11K 26K 34 5 8 ccpenguin Linux 2.1.44 144 4 1K 16K 39K 72 7 10 *Local* Communication latencies in microseconds ----------------------------------------------- Host OS Pipe UDP RPC/ TCP RPC/ UDP TCP --------- ------------- ------- ------- ------- ------- ------- manka Linux 2.1.44 25 110 210 136 304 jenolan SunOS 5.5.1 56 210 276 175 360 tanya Linux 2.1.44 25 82 160 112 240 ccpenguin Linux 2.1.44 30 124 234 194 336 *Local* Communication bandwidths in megabytes/second ---------------------------------------------------- Host OS Pipe TCP File Mmap Bcopy Bcopy Mem Mem reread reread (libc) (hand) read write --------- ------------- ---- ---- ------ ------ ------ ------ ---- ----- manka Linux 2.1.44 66 71 160 100 178 67 116 154 jenolan SunOS 5.5.1 60 54 133 95 171 66 115 155 tanya Linux 2.1.44 69 48 160 114 194 83 128 176 ccpenguin Linux 2.1.44 56 42 160 100 168 59 104 140 Memory latencies in nanoseconds (WARNING - may not be correct, check graphs) -------------------------------------------- Host OS Mhz L1 $ L2 $ Main mem Guesses --------- ------------- --- ---- ---- -------- ------- manka Linux 2.1.44 167 4 64 264 jenolan SunOS 5.5.1 167 6 41 266 tanya Linux 2.1.44 200 5 85 225 ccpenguin Linux 2.1.44 143 3 43 273