Messages in this thread | | | Subject | [BENCHMARK] 2.5.59 Lmbench performance | Date | Mon, 20 Jan 2003 14:30:48 +0530 | From | "Aniruddha M Marathe" <> |
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Since 2.5.56, the results are not varying much. Almost all the changes are less than 5%. Here are the results of 2.5.59
******************************************************************** Kernel 2.5.59 Lmbench results ********************************************************************
L M B E N C H 2 . 0 S U M M A R Y ------------------------------------ (Alpha software, do not distribute)
Basic system parameters ---------------------------------------------------- Host OS Description Mhz --------- ------------- ----------------------- ---- benchtest Linux 2.5.59 i686-pc-linux-gnu 790 benchtest Linux 2.5.59 i686-pc-linux-gnu 790 benchtest Linux 2.5.59 i686-pc-linux-gnu 790 benchtest Linux 2.5.59 i686-pc-linux-gnu 790 benchtest Linux 2.5.59 i686-pc-linux-gnu 790
Processor, Processes - times in microseconds - smaller is better ---------------------------------------------------------------- Host OS Mhz null null open selct sig sig fork exec sh call I/O stat clos TCP inst hndl proc proc proc --------- ------------- ---- ---- ---- ---- ---- ----- ---- ---- ---- ---- ---- benchtest Linux 2.5.59 790 0.46 0.85 7.22 8.74 1.31 4.09 257 1311 6794 benchtest Linux 2.5.59 790 0.46 0.84 7.24 8.78 34 1.25 3.66 266 1305 6708 benchtest Linux 2.5.59 790 0.46 0.87 7.22 8.78 35 1.26 3.66 254 1314 6763 benchtest Linux 2.5.59 790 0.46 0.87 7.26 8.84 36 1.26 3.66 261 1303 6770 benchtest Linux 2.5.59 790 0.46 0.83 7.19 8.72 34 1.25 3.67 290 1319 6796
Context switching - times in microseconds - smaller is better ------------------------------------------------------------- Host OS 2p/0K 2p/16K 2p/64K 8p/16K 8p/64K 16p/16K 16p/64K ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw ctxsw --------- ------------- ----- ------ ------ ------ ------ ------- ------- benchtest Linux 2.5.59 1.690 5.0400 14 7.5800 175 38 178 benchtest Linux 2.5.59 1.580 5.3700 14 10 178 44 181 benchtest Linux 2.5.59 1.740 5.3500 14 8.8300 179 46 180 benchtest Linux 2.5.59 1.750 5.4000 15 11 180 43 181 benchtest Linux 2.5.59 1.660 5.3500 15 8.4100 180 41 180
*Local* Communication latencies in microseconds - smaller is better ------------------------------------------------------------------- Host OS 2p/0K Pipe AF UDP RPC/ TCP RPC/ TCP ctxsw UNIX UDP TCP conn --------- ------------- ----- ----- ---- ----- ----- ----- ----- ---- benchtest Linux 2.5.59 1.690 8.813 14 25 48 31 59 110 benchtest Linux 2.5.59 1.580 8.769 14 25 48 32 59 110 benchtest Linux 2.5.59 1.740 8.759 14 25 48 31 59 110 benchtest Linux 2.5.59 1.750 8.717 14 24 48 31 59 111 benchtest Linux 2.5.59 1.660 8.894 14 25 48 32 60 110
File & VM system latencies in microseconds - smaller is better -------------------------------------------------------------- Host OS 0K File 10K File Mmap Prot Page Create Delete Create Delete Latency Fault Fault --------- ------------- ------ ------ ------ ------ ------- ----- ----- benchtest Linux 2.5.59 92 31 332 82 642 1.035 4.00000 benchtest Linux 2.5.59 94 31 331 84 641 1.029 4.00000 benchtest Linux 2.5.59 92 32 335 86 632 1.059 4.00000 benchtest Linux 2.5.59 91 31 332 83 638 1.061 4.00000 benchtest Linux 2.5.59 94 31 346 85 631 1.022 4.00000
*Local* Communication bandwidths in MB/s - bigger is better ----------------------------------------------------------- Host OS Pipe AF TCP File Mmap Bcopy Bcopy Mem Mem UNIX reread reread (libc) (hand) read write --------- ------------- ---- ---- ---- ------ ------ ------ ------ ---- ----- benchtest Linux 2.5.59 323 426 48 298 356 124 113 356 170 benchtest Linux 2.5.59 375 563 48 294 353 123 112 353 169 benchtest Linux 2.5.59 395 559 47 294 353 123 112 353 169 benchtest Linux 2.5.59 397 538 47 293 352 123 112 353 169 benchtest Linux 2.5.59 292 543 48 294 352 123 112 354 170
Memory latencies in nanoseconds - smaller is better (WARNING - may not be correct, check graphs) --------------------------------------------------- Host OS Mhz L1 $ L2 $ Main mem Guesses --------- ------------- ---- ----- ------ -------- ------- benchtest Linux 2.5.59 790 3.802 8.8820 174 benchtest Linux 2.5.59 790 3.807 8.8820 175 benchtest Linux 2.5.59 790 3.799 55 175 benchtest Linux 2.5.59 790 3.798 56 175 benchtest Linux 2.5.59 790 3.808 54 175
Aniruddha Marathe WIPRO Technologies, India - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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