Date: Wed, 27 Feb 2008 16:39:12 +0100 From: "Zbigniew Szalbot" <zszalbot@gmail.com> To: "Mark Tinguely" <tinguely@casselton.net> Cc: freebsd-questions@freebsd.org Subject: Re: sudden peak in load average Message-ID: <94136a2c0802270739p33846331l47a2c63f310e1c37@mail.gmail.com> In-Reply-To: <200802271347.m1RDl5mh036977@casselton.net> References: <94136a2c0802270259i313331dcw45f8c26801f01636@mail.gmail.com> <200802271347.m1RDl5mh036977@casselton.net>
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Hello, 2008/2/27, Mark Tinguely <tinguely@casselton.net>: > > > >From the MRTG data I can see that suddenly on a currently not very > > busy machine the load averege went over 15 or more. This happened > > around 10 in the morning. Not many entries in httpd access log, smtp > > server was not too much loaded (at that time it generally produces a > > load average of about 1). > > > By any chance, do you run SpamAssassin? I have seen load average bursts with > SA. It seems to me that spam sites are bursting spam to attempt to bring > down the anti-spam filters. > > As mentioned by others a "ps" (or I prefer "pstree") list will help > solve the issue. Thanks. I do have SA but I studied the logs carefully and no outside connections, except for one with a vary small message desitined for mailman subscription arrived at around that time. -- Zbigniew Szalbot
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