From owner-freebsd-questions Sun Mar 12 18: 5:10 2000 Delivered-To: freebsd-questions@freebsd.org Received: from fw.wintelcom.net (ns1.wintelcom.net [209.1.153.20]) by hub.freebsd.org (Postfix) with ESMTP id 0E9CB37B531 for ; Sun, 12 Mar 2000 18:05:09 -0800 (PST) (envelope-from bright@fw.wintelcom.net) Received: (from bright@localhost) by fw.wintelcom.net (8.9.3/8.9.3) id SAA05009; Sun, 12 Mar 2000 18:37:32 -0800 (PST) Date: Sun, 12 Mar 2000 18:37:32 -0800 From: Alfred Perlstein To: Jeff Gray Cc: freebsd-questions@FreeBSD.ORG Subject: Re: mbuf or maxuser reset Message-ID: <20000312183731.V14279@fw.wintelcom.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0.1i In-Reply-To: ; from jwg2@adsl-63-201-55-220.dsl.snfc21.pacbell.net on Sun, Mar 12, 2000 at 05:44:44PM -0800 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * Jeff Gray [000312 18:18] wrote: > One of my servers had a spontaneous restart. The logs show, > > Mar 11 07:00:08 NAME/kernel.old: Out of mbuf clusters - adjust > NMBCLUSTERS \ > or increase maxusers! > > > Two approaches are suggested here, but I am not clear which is better, > preferred and especially why. > > FreeBSD 3.4-STABLE #6: Mon Jan 24 17:07:40 PST 2000 > CPU: Pentium II/Xeon/Celeron (686-class CPU) > Origin = "GenuineIntel" Id = 0x652 Stepping = 2 > Features=0x183fbff > real memory = 268435456 (262144K bytes) > > > 1. Rebuild the kernel with maxusers from 92 current to say 124 maxusers. 128 or higher would be ok with that amount of memory. > > or > > 2. use sysctl to change > > kern.ipc.nmbclusters: 1984 <--current > to a bigger number. this won't work, it needs to be done at boot time, see "man loader" -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message