Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 31 Oct 2001 06:31:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 31 Oct 2001 06:31:01 -0500 Received: from perninha.conectiva.com.br ([200.250.58.156]:23045 "HELO perninha.conectiva.com.br") by vger.kernel.org with SMTP id ; Wed, 31 Oct 2001 06:30:46 -0500 Date: Wed, 31 Oct 2001 07:44:53 -0200 (BRST) From: Marcelo Tosatti To: Les Schaffer Cc: linux-kernel@vger.kernel.org Subject: Re: 2.4.13 (SMP): kswapd working furiously, to no effect In-Reply-To: <15325.64751.75250.887741@gargle.gargle.HOWL> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Please try the newest .14-pre. Thanks On Mon, 29 Oct 2001, Les Schaffer wrote: > I noticed a problem for the last several days (2.4.13 Tyan PIII Dual) > but couldnt put my finger on it till i started paying attention: > kswapd is working furiously, but accomplishing nothing. > > that is, kswapd is logging lots of CPU time, but no swap space is > being used. (see below). > > i dont recall having problems until towards the end of the day (i > shutdown at nite). when i open or close a netscape session for > example, or do a dpkg blah-blah, the process hangs for a long time > before getting going. at one point prior to the 'top' below, i had > something like 500XXXK used, and still not a drop, err byte, of swap > used. > > this behavior was not occuring with 2.4.12 (will check tmw) and > earlier versions. > > les schaffer > > ================= INFO ================= > speggy)~/: dmesg | grep swap > Starting kswapd > Adding Swap: 506036k swap-space (priority -1) > > -------------- > > (speggy)~/: top > > 19:07:09 up 13:12, 3 users, load average: 1.68, 1.45, 1.24 > 69 processes: 66 sleeping, 3 running, 0 zombie, 0 stopped > CPU states: 14.4% user, 85.5% system, 0.0% nice, 0.1% idle > Mem: 513916K total, 443932K used, 69984K free, 7808K buffers > Swap: 506036K total, 0K used, 506036K free, 166992K cached > > PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME COMMAND > 2873 godzilla 9 0 31984 30M 12272 S 0.0 6.0 0:00 mozilla-bin > [ mozilla-bin repeated ad infinitum) > 356 godzilla 9 0 27528 26M 3688 S 0.0 5.3 4:16 xemacs > 298 root 6 -10 202M 26M 4120 S < 0.9 5.1 9:04 XFree86 > 335 godzilla 9 0 7672 7668 6100 S 0.0 1.4 0:17 gabber > 326 godzilla 9 0 4908 4908 3812 S 0.0 0.9 0:06 panel > [ etc ... ] > 3 root 19 19 0 0 0 SWN 0.0 0.0 0:00 ksoftirqd_CPU0 > 4 root 19 19 0 0 0 SWN 0.0 0.0 0:00 ksoftirqd_CPU1 > 5 root 19 0 0 0 0 RW 95.9 0.0 282:40 kswapd > 6 root 9 0 0 0 0 SW 0.0 0.0 0:00 bdflush > > -------------- > > (speggy)~/: ps uxwa // about 50 minutes after 'top' above > > USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND > root 5 37.9 0.0 0 0 ? SW 05:54 315:56 [kswapd] > > -------------- > > (speggy)/proc/: cat swaps > Filename Type Size Used Priority > /dev/hda4 partition 506036 0 -1 > > > - > 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/ > - 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/