From owner-freebsd-security Wed May 2 9:19:53 2001 Delivered-To: freebsd-security@freebsd.org Received: from inexistent.dnsalias.net (ont-cvx1-241.linkline.com [64.30.217.241]) by hub.freebsd.org (Postfix) with ESMTP id D538037B423 for ; Wed, 2 May 2001 09:19:45 -0700 (PDT) (envelope-from slaktaren@inexistent.dnsalias.net) Received: from abyss.192.168.0.14 (abyss [192.168.0.13]) by inexistent.dnsalias.net (Postfix) with SMTP id CAA599A2 for ; Wed, 2 May 2001 09:17:24 -0700 (PDT) Subject: Re: freezing problem From: slaktaren Reply-To: slaktaren Message-ID: <00038353a99935f5_mailit@192.168.0.14> References: <200105021133.IAA67289@ns1.via-net-works.net.ar> Date: Wed, 02 May 2001 09:18:01 -0700 X-Mailer: BeatWare Mail-It 3.0 X-BeOS-Platform: Intel or clone To: freebsd-security@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org its happened three more times since i posted the message May 1 21:35:10 inexistent /kernel: swap_pager_getswapspace: failed May 1 21:35:10 inexistent last message repeated 5 times May 2 04:20:15 inexistent /kernel: swap_pager_getswapspace: failed May 2 04:20:15 inexistent last message repeated 159 times May 2 04:30:15 inexistent /kernel: swap_pager_getswapspace: failed May 2 04:30:16 inexistent last message repeated 109 times everything had been running fine prior to putting 4.3-stable on the box... i dont know what changed in a sudden that causes it to eat the swap instantly... in /etc/crontab i think i have what mergemaster put there for 4.3 */5 * * * * root /usr/libexec/atrun 0 * * * * root newsyslog 1 3 * * * root periodic daily 15 4 * * 6 root periodic weekly 30 5 1 * * root periodic monthly 1,31 0-5 * * * root adjkerntz -a in roots crontab i have four things run... 15 0 * * * /usr/local/bin/cvsup /etc/ports-supfile */10 * * * * /usr/local/sbin/ddupcron.sh inexistent.dnsalias.net tun0 > /dev/ null 2>&1 */5 * * * * /usr/local/bin/mrtg /usr/local/etc/mrtg/mrtg.cfg >/dev/null 2>&1 */60 * * * * /usr/local/bin/webalizer >/dev/null 2>&1 in another users crontab file, there is... */10 * * * * /home/unez/bot/botchk >/dev/null 2>&1 so theres nothing i can see that causes the swap to just get eaten instantly... is there any other places to look for clues than /var/log/messages? >Try adding more swap (on a file). Look at your crontab to see what is >getting ran at these times. > >Good luck! > >En un mensaje anterior, slaktaren escribió: >> since i upgraded to 4.3-stable a couple days ago, ive been having lockup >> problems since then... >> about every 10 hours or so the box locks solid... >> before it locks up though, it gets swap pager errors, ill put the lines >from >> the log file (/var/log/messages) in here, notice the times they happen... >> >> Apr 30 05:00:15 inexistent /kernel: swap_pager: out of swap space >> Apr 30 05:00:15 inexistent /kernel: swap_pager_getswapspace: failed >> >> Apr 30 15:05:21 inexistent /kernel: swap_pager_getswapspace: failed >> Apr 30 15:05:21 inexistent last message repeated 24 times >> >> Apr 30 22:40:22 inexistent /kernel: swap_pager_getswapspace: failed >> Apr 30 22:40:22 inexistent last message repeated 117 times >> >> May 1 08:00:20 inexistent /kernel: swap_pager: out of swap space >> May 1 08:00:20 inexistent /kernel: swap_pager_getswapspace: failed >> >> and this is where it sits now... >> >> is there an exploit that causes this or what? >> >> when it locks up, the cpu usage shoots up to 100%, and the harddrive goes >> crazy (writing im assuming) for about 15 seconds before it locks solid. >> >> the swap size in that box is 250mb... i have 96mb of ram in that box... but >> this has never caused a problem before... i think the harddrive goes like >> crazy cause its all of a sudden filling up the swap, then it gets too full >> and locks... >> >> if anyway could help me as soon as possible, id really appreciate it, >thanks >> >> --dj >> >> >> To Unsubscribe: send mail to majordomo@FreeBSD.org >> with "unsubscribe freebsd-security" in the body of the message >> > > > > >Fernando P. Schapachnik >Planificación de red y tecnología >VIA NET.WORKS ARGENTINA S.A. >fschapachnik@vianetworks.com.ar >Tel.: (54-11) 4323-3381 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message