From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Killius Subject: Re: r8169: page allocation failure Date: Sun, 17 Oct 2004 09:40:28 +0200 Sender: netdev-bounce@oss.sgi.com Message-ID: <200410170940.28350.jkillius@arcor.de> References: <200410162004.17573.jkillius@arcor.de> <200410162323.01006.jkillius@arcor.de> <20041016214903.GC21849@electric-eye.fr.zoreil.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: netdev@oss.sgi.com, davem@davemloft.net, jgarzik@pobox.com Return-path: To: Francois Romieu In-Reply-To: <20041016214903.GC21849@electric-eye.fr.zoreil.com> Content-Disposition: inline Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Saturday 16 October 2004 23:49, Francois Romieu wrote: > Jan Killius : > > On Saturday 16 October 2004 23:04, Jan Killius wrote: > > > > - what is the current transfer rate and is it better/worse w/o TSO ? > > > > > > I'm getting almost the same with both settings ~405Mbit/s. > > Roughly the same CPU usage ? I have tested the maximum transfer rate with netperf here makes TSO no difference in cpu usage. > > > > > - which cpu/disk system are there within the (?) 128Mo box ? > > > > > > Athlon XP 1600+ the disk is a Maxtor 6Y060L0 gets with hdparm 42.76 > > > MB/s > > > > ups forget to say the ram size 512MB FSB333 DDR RAM > > I did not notice it first but the bi/bo columns of the vmstat output > are mostly null. Assuming this is a single session ftp transfer, what ftp > software does the r8169 based system run ? vsftpd > > Pure curiosity: can you issue a test+vmstat with a blowfish scp to see if > TSO makes a difference for your setup when the system is not disk-limited ? without TSO(1628MB 11.1MB/s 02:27): 1 0 166388 27716 332 97264 0 0 12300 0 12323 7616 37 45 0 18 1 0 166388 26108 332 99804 0 0 12880 4 12727 7975 39 52 0 9 1 0 166388 24612 336 102796 0 0 12720 0 12590 7900 38 48 0 15 1 0 166388 27644 332 100420 0 0 8232 0 8845 5517 27 30 2 40 1 2 166388 27648 368 101024 0 0 11240 4 11705 7546 35 44 0 21 1 0 166388 26592 384 102536 0 0 12372 56 13001 8409 34 55 0 11 1 2 166388 25192 388 104424 0 0 12504 0 12428 7700 43 44 0 13 1 0 166388 25488 436 104424 0 0 10844 48 10900 6868 34 40 0 27 0 1 166388 25076 452 105200 0 0 11928 0 11949 7412 36 48 0 17 1 1 166388 24412 456 106108 0 0 12172 60 12225 7612 39 45 0 15 with TSO(1628MB 12.8MB/s 02:07): 1 0 166340 27672 376 120056 0 0 13740 0 11879 2041 36 58 6 0 1 0 166340 25352 384 122288 0 0 13968 4 12148 2072 41 55 3 1 1 0 166340 22924 376 124692 0 0 14028 0 12174 2050 36 60 4 0 1 0 166340 20896 368 126696 0 0 13644 0 11859 2016 39 54 7 0 0 0 166340 30792 352 116856 0 0 13328 0 11646 2013 36 56 8 0 1 0 166340 28440 332 119280 0 0 14156 0 12343 2063 37 59 2 2 1 3 166340 28120 348 119556 0 0 11936 4 10527 2329 32 49 4 15 1 3 166340 27728 456 119920 0 0 12152 4 10549 2516 31 52 0 17 2 0 166340 26600 492 120588 0 0 12216 208 10347 2274 37 48 0 16 0 2 166340 24344 572 122760 0 0 13900 0 11937 2217 37 58 0 5 > > -- > Ueimor -- Jan