Date: Wed, 8 Nov 2000 15:22:34 -0600 (CST) From: Mike Silbersack <silby@silby.com> To: Len Conrad <lconrad@Go2France.com> Cc: freebsd-hackers@freebsd.org Subject: Re: post-install of kernal sources, maxusers max? Message-ID: <Pine.BSF.4.21.0011081519050.45883-100000@achilles.silby.com> In-Reply-To: <5.0.0.25.0.20001108211845.04d2d0a0@mail.Go2France.com>
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On Wed, 8 Nov 2000, Len Conrad wrote: > All I need to change, I think, is maxusers since we're getting this > error from postfix: > > Nov 8 04:59:41 postfix/qmgr[16383]: fatal: socket: No buffer space available > Nov 8 04:59:41 postfix/smtp[16872]: fatal: socket: No buffer space available > Nov 8 05:00:58 postfix/qmgr[16876]: fatal: socket: No buffer space available > > The machine can get up 200 SMTP processes and 50 SMTPD processes > simulatenously, 256 meg RAM. > > Increasing maxusers will fix this pb? afaic, maxusers can't be fixed > with sysctl. I think you can up the mbuf related settings while the system is running. Give it a try. The two sysctls you'll want to fiddle with are: kern.ipc.nmbclusters kern.ipc.nmbufs You can determine which is needed more through a quick netstat -m. Mike "Silby" Silbersack To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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