From owner-freebsd-stable@FreeBSD.ORG Sat Jun 24 05:45:18 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AEC7D16A492 for ; Sat, 24 Jun 2006 05:45:17 +0000 (UTC) (envelope-from scrappy@hub.org) Received: from hub.org (hub.org [200.46.204.220]) by mx1.FreeBSD.org (Postfix) with ESMTP id 43B4643D45 for ; Sat, 24 Jun 2006 05:45:17 +0000 (GMT) (envelope-from scrappy@hub.org) Received: from localhost (mx1.hub.org [200.46.208.251]) by hub.org (Postfix) with ESMTP id C0E6D290C6E; Sat, 24 Jun 2006 02:45:14 -0300 (ADT) Received: from hub.org ([200.46.204.220]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 82596-09; Sat, 24 Jun 2006 02:45:15 -0300 (ADT) Received: from ganymede.hub.org (blk-7-151-244.eastlink.ca [71.7.151.244]) by hub.org (Postfix) with ESMTP id BDF2B290C6D; Sat, 24 Jun 2006 02:45:13 -0300 (ADT) Received: by ganymede.hub.org (Postfix, from userid 1000) id C497546E50; Sat, 24 Jun 2006 02:45:14 -0300 (ADT) Received: from localhost (localhost [127.0.0.1]) by ganymede.hub.org (Postfix) with ESMTP id C1DD546E19; Sat, 24 Jun 2006 02:45:14 -0300 (ADT) Date: Sat, 24 Jun 2006 02:45:14 -0300 (ADT) From: "Marc G. Fournier" To: Charles Swiger In-Reply-To: <261AD16B-C3FE-4671-996E-563053508CE8@mac.com> Message-ID: <20060624022227.X1114@ganymede.hub.org> References: <20060623172557.H1114@ganymede.hub.org> <261AD16B-C3FE-4671-996E-563053508CE8@mac.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-stable@freebsd.org Subject: Re: vmstat 'b' (disk busy?) field keeps climbing ... X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Jun 2006 05:45:18 -0000 On Fri, 23 Jun 2006, Charles Swiger wrote: > On Jun 23, 2006, at 4:44 PM, Marc G. Fournier wrote: >> procs memory page disks faults cpu >> r b w avm fre flt re pi po fr sr da0 pa0 in sy cs us sy >> id >> 1 42 1 10249060 161668 1290 54 12 3 1409 2202 102 0 751 6416 3350 24 >> 15 61 >> 0 39 0 10148976 148104 654 10 5 2 660 0 49 0 615 4440 2584 18 >> 9 73 >> >> the last time it hung, it hit about 45 ... about 6 hours ago, it was at >> ~5-10 ... anything I should look at to figure out where those 39+ are >> 'busy'? > > 'b' stands for "blocked", not "busy". Judging by your page fault rate and > the high number of frees and pages being scanned, you're probably swapping > tasks in and out and are waiting on disk. Take a look at "vmstat -s", and > consider adding more RAM if this is correct... is there a way of finding out what processes are blocked? ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email . scrappy@hub.org MSN . scrappy@hub.org Yahoo . yscrappy Skype: hub.org ICQ . 7615664