Date: Mon, 14 May 2007 14:29:38 -0300 From: "Marc G. Fournier" <freebsd@hub.org> To: Ulrich Spoerlein <uspoerlein@gmail.com>, stable@freebsd.org Subject: Re: Known memory leak in 6-STABLE from April 1st? Message-ID: <D0DA45968D7BEF21E51E42F7@ganymede.hub.org> In-Reply-To: <7ad7ddd90705141007k77d7c335u3de54363a0eb8eaa@mail.gmail.com> References: <7ad7ddd90705141007k77d7c335u3de54363a0eb8eaa@mail.gmail.com>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - --On Monday, May 14, 2007 19:07:24 +0200 Ulrich Spoerlein <uspoerlein@gmail.com> wrote: > Hi all, > > I observed something funny with our new cyrus/postfix/amavis > installations running on 6.2-STABLE checked out on April 1st (no, I'm > not joking). > > They are running symon to grab performance data and I saw the memory > total becoming less and less. Now I know that adding up > free+active+inactive != total ram BUT *all* other FreeBSD machines we > are running show a more or less constant sum. > > I uploaded two pictures showing the trend here (They are i386 machines > with 4GB RAM, FreeBSD reports 3.3GB as usable): > > http://coyote.dnsalias.net/ms1-day.png > http://coyote.dnsalias.net/ms1-week.png > > Now after doing some heavy IMAP testing (cyrus reconstruct of big > maildirs) the system froze to a complete halt. Stupid me already > rebooted the machine, tomorrow I'll try to break into DDB when it > happens again. I also started recording top(1) memory output and > sysctl vm.zone output. > > The main questions is: Were there any known memory leaks at the start > of April? Any patches I should blindly try before spending several > days on debugging this? Hrmmm ... long shot here, but what does: sysctl kern.ipc.numopensockets show over that period of time ... just wondering if we are somehow related on problems here, just different symptoms ... - ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email . scrappy@hub.org MSN . scrappy@hub.org Yahoo . yscrappy Skype: hub.org ICQ . 7615664 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFGSJyC4QvfyHIvDvMRAmDJAJwMe9ihH/5ITea58y1Qivilfju2KACgidMf Aq68KICMse94bckc2UL/7Sw= =TUSW -----END PGP SIGNATURE-----
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