From owner-freebsd-net Mon Feb 18 19:26:38 2002 Delivered-To: freebsd-net@freebsd.org Received: from rip.psg.com (rip.psg.com [147.28.0.39]) by hub.freebsd.org (Postfix) with ESMTP id D667F37B400 for ; Mon, 18 Feb 2002 19:26:33 -0800 (PST) Received: from randy by rip.psg.com with local (Exim 3.33 #1) id 16d0vI-000OmK-00; Mon, 18 Feb 2002 19:26:32 -0800 From: Randy Bush MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Luigi Rizzo Cc: freebsd-net@FreeBSD.ORG Subject: Re: network buffer problem References: <5.1.0.14.2.20020218231018.01f18948@outshine> <20020219001421.D17FA5D09@ptavv.es.net> <20020218163802.B22456@iguana.icir.org> <20020218173233.D22456@iguana.icir.org> Message-Id: Date: Mon, 18 Feb 2002 19:26:32 -0800 Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org > As i suspected, you have a quite small number of mbuf clusters > in the system. I am unsure on how much memory you have and how > your box is used, but mbufs are used quite a bit in the system. 128mb heavy net use: apache/ssl servers, 100k/day email service, ... > If you have 4.5 and enough memory one option is to use > MAXUSERS=0 and remove and "options NMBCLUSTERS" that's how it is now. before the latest builds, it uses to be MAXUSERS=96. maybe i should revert that. and i have to open the box sometime soon, so i'll shove a bunch of ram in it. randy To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message