Date: Tue, 20 Feb 2001 12:56:31 -0600 From: Dan Nelson <dnelson@emsphone.com> To: Len Conrad <LConrad@Go2France.com> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: postfix: No buffer space available Message-ID: <20010220125631.A10827@dan.emsphone.com> In-Reply-To: <5.0.0.25.0.20010220140218.02df9c10@mail.Go2France.com>; from "Len Conrad" on Tue Feb 20 15:28:32 GMT 2001 References: <5.0.0.25.0.20010220140218.02df9c10@mail.Go2France.com>
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In the last episode (Feb 20), Len Conrad said: > Sorry to bother you hackers again, but two submissions to -questions > got no response so it looks like another scaleability issue on you > people can handle : > > ================ > > On a very busy postfix relay hub, we're seeing this: > > Feb 19 15:00:16 imgate2 postfix/smtpd[323]: fatal: socket: No buffer space available > Feb 19 15:00:17 imgate2 postfix/smtp[684]: fatal: socket: No buffer space available I bet you're running out of mbufs. If netstat -m shows either 'current' or 'peak' anywhere near 'max', you'll want to raise either maxusers or "options NMBCLUSTERS" and rebuild your kernel. -- Dan Nelson dnelson@emsphone.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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