From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randolph Chung Subject: [parisc-linux] lmbench results for A500-44 SMP Date: Thu, 7 Oct 2004 21:18:50 -0700 Message-ID: <20041008041849.GH14151@tausq.org> Reply-To: Randolph Chung Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: parisc-linux@lists.parisc-linux.org Return-Path: List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: parisc-linux-bounces@lists.parisc-linux.org First entry is for 2.4.20-pa24 SMP Second entry is for 2.6.9-rc3-pa3 SMP, with a cache flushing patch Machine is a 440MHz a500 with 5GB of RAM. In general our performance seems to have dropped a bit :( randolph L M B E N C H 2 . 0 S U M M A R Y ------------------------------------ Basic system parameters ---------------------------------------------------- Host OS Description Mhz --------- ------------- ----------------------- ---- ios Linux 2.4.20- hppa64-linux-gnu 440 ios Linux 2.6.9-r hppa64-linux-gnu 440 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 --------- ------------- ---- ---- ---- ---- ---- ----- ---- ---- ---- ---- ---- ios Linux 2.4.20- 440 0.73 1.85 10.2 11.8 110.8 2.17 16.9 17.K 41.K 85.K ios Linux 2.6.9-r 440 0.77 1.19 13.2 15.4 71.4 2.23 11.1 2590 10.K 33.K 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 --------- ------------- ----- ------ ------ ------ ------ ------- ------- ios Linux 2.4.20- 5.630 5.1500 4.9900 9.0800 23.4 52.1 175.8 ios Linux 2.6.9-r 13.0 12.7 12.2 23.2 110.9 62.5 179.0 *Local* Communication latencies in microseconds - smaller is better ------------------------------------------------------------------- Host OS 2p/0K Pipe AF UDP RPC/ TCP RPC/ TCP ctxsw UNIX UDP TCP conn --------- ------------- ----- ----- ---- ----- ----- ----- ----- ---- ios Linux 2.4.20- 5.630 20.4 48.4 89.2 172.5 114.1 351.5 1000 ios Linux 2.6.9-r 13.0 73.8 48.2 144.5 209.0 252.3 250.2 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 --------- ------------- ------ ------ ------ ------ ------- ----- ----- ios Linux 2.4.20- 130.0 80.0 509.9 180.0 3120.0K 603.4 58.0 ios Linux 2.6.9-r 93.0 67.0 302.9 165.0 95.1K 732.1 42.0 *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 --------- ------------- ---- ---- ---- ------ ------ ------ ------ ---- ----- ios Linux 2.4.20- 49.1 81.0 33.6 74.0 268.4 201.8 168.8 260. 250.9 ios Linux 2.6.9-r 224. 328. 183. 283.6 264.2 184.3 155.0 256. 233.1 Memory latencies in nanoseconds - smaller is better (WARNING - may not be correct, check graphs) --------------------------------------------------- Host OS Mhz L1 $ L2 $ Main mem Guesses --------- ------------- ---- ----- ------ -------- ------- ios Linux 2.4.20- 440 20.0 20.0 220.0 No L1 cache? ios Linux 2.6.9-r 440 23.0 22.0 233.0 No L1 cache? -- Randolph Chung Debian GNU/Linux Developer, hppa/ia64 ports http://www.tausq.org/ _______________________________________________ parisc-linux mailing list parisc-linux@lists.parisc-linux.org http://lists.parisc-linux.org/mailman/listinfo/parisc-linux