Date: Tue, 3 Jun 2008 10:23:27 -0400 From: Bill Moran <wmoran@potentialtech.com> To: Nicolas Haller <nicolas@boiteameuh.org> Cc: freebsd-questions@freebsd.org Subject: Re: The machine which does nothing Message-ID: <20080603102327.7629a042.wmoran@potentialtech.com> In-Reply-To: <20080603140219.GB19003@boiteameuh.org> References: <20080603140219.GB19003@boiteameuh.org>
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In response to Nicolas Haller <nicolas@boiteameuh.org>: > Hi all, > > I have a very strange problem with a machine. The box have a postfix > which give e-mail to an amavisd-new and deliver ham to mailboxes. > > The problem is the mail queue grow but the machine doesn't work at full > capacity. CPU is 90% idle, vmstat don't see proc are waiting for > anything, disks are playing poker and there is a lot of RAM available. > > The machine have this problem under freebsd 6.3 and 7.0-RELEASE with a > bi-Xeon Quad core. amavisd and postfix do a lot of stuff. Could be timing out on DNS or other networking issues. Grab a tcpdump while it's running and see if any networking is taking an extraordinary amount of time. -- Bill Moran http://www.potentialtech.com
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