From owner-freebsd-isp Tue Feb 11 16:49:59 2003 Delivered-To: freebsd-isp@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1986737B401 for ; Tue, 11 Feb 2003 16:49:58 -0800 (PST) Received: from bilver.wjv.com (user38.net339.fl.sprint-hsd.net [65.40.24.38]) by mx1.FreeBSD.org (Postfix) with ESMTP id B87E743F3F for ; Tue, 11 Feb 2003 16:49:55 -0800 (PST) (envelope-from bv@wjv.com) Received: from bilver.wjv.com (localhost.wjv.com [127.0.0.1]) by bilver.wjv.com (8.12.6/8.12.6) with ESMTP id h1C0nqbD082466; Tue, 11 Feb 2003 19:49:53 -0500 (EST) (envelope-from bv@wjv.com) Received: (from bv@localhost) by bilver.wjv.com (8.12.6/8.12.6/Submit) id h1C0npm0082454; Tue, 11 Feb 2003 19:49:51 -0500 (EST) Date: Tue, 11 Feb 2003 19:49:51 -0500 From: Bill Vermillion To: Andrew Nelson Cc: freebsd-isp@FreeBSD.ORG Subject: Re: Why is my load average so high? Message-ID: <20030212004951.GB26220@wjv.com> Reply-To: bv@wjv.com References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: W.J.Vermillion / Orlando - Winter Park ReplyTo: bv@wjv.com User-Agent: Mutt/1.5.1i X-Spam-Status: No, hits=-2.4 required=5.0 tests=IN_REP_TO,NOSPAM_INC,REFERENCES,SPAM_PHRASE_00_01, USER_AGENT,USER_AGENT_MUTT version=2.43 Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org While humming that old rock song Yackety Yacc - Dont Awk Back Andrew Nelson sang or SED something like this: > I've got a mail server which has started running > very slow. The load average cycles up and down, > sometimes hitting above 150.. It's not spam (I > always have a look at the maillog when this happens) > and the processes running on the system all add up > to a reasonably low CPU and MEM usage.. > There is nothing unusual in /var/log/messages > and i'm stumped.. It's on a RAID5 and the drives > are going like crazy.. > how can I find the cause of this disk i/o ? Try 'top' or 'vmstat' Bill -- Bill Vermillion - bv @ wjv . com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message