From owner-freebsd-questions Mon Apr 15 20:08:17 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id UAA01377 for questions-outgoing; Mon, 15 Apr 1996 20:08:17 -0700 (PDT) Received: from aries.ai.net ([205.252.67.4]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id UAA01368 for ; Mon, 15 Apr 1996 20:08:09 -0700 (PDT) Received: (from nc@localhost) by aries.ai.net (8.6.11/8.6.12) id XAA20611; Mon, 15 Apr 1996 23:07:17 -0400 Date: Mon, 15 Apr 1996 23:07:16 -0400 (EDT) From: Network Coordinator To: David Greenman cc: freebsd-questions@FreeBSD.ORG Subject: Re: Automatic Reboots and Locking up. In-Reply-To: <199604160133.SAA01135@Root.COM> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-questions@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk > This sounds like you are running out of mbuf clusters. Watch the amount in- > use closely with netstat -m. On a busy WWW server, you should add: > > options "NMBCLUSTERS=4096" > > ...to your kernel config file to avoid running out of them. The default > calculation is based on maxusers and is intended for general purpose use of > which a WWW server is not. I will try this immediately! Thank you so much. I had the number of users set to 96, but obviously this wasn't enough. What is an NMBCLUSTER and how will I know if 4096 is adequate? Thanks again. > You really should be running 2.1-stable on this machine. -current is for > developers and is known to be unstable. > If I could install -stable by off the net via a single boot floppy I would have. Actually system this machine is replacing was running 2.1-RELEASE, but that machine was having all kinds of vnode errors so I didn't want to take the chance. Paul