Date: Wed, 27 Feb 2008 07:47:05 -0600 (CST) From: Mark Tinguely <tinguely@casselton.net> To: freebsd-questions@freebsd.org, zszalbot@gmail.com Subject: Re: sudden peak in load average Message-ID: <200802271347.m1RDl5mh036977@casselton.net> In-Reply-To: <94136a2c0802270259i313331dcw45f8c26801f01636@mail.gmail.com>
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> >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. --Mark Tinguely
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