From owner-freebsd-stable@FreeBSD.ORG Sat May 24 15:04:59 2003 Return-Path: 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 6EE3837B401 for ; Sat, 24 May 2003 15:04:59 -0700 (PDT) Received: from mobile.hub.org (u153n214.eastlink.ca [24.224.153.214]) by mx1.FreeBSD.org (Postfix) with ESMTP id A6B4B43F3F for ; Sat, 24 May 2003 15:04:58 -0700 (PDT) (envelope-from scrappy@hub.org) Received: by mobile.hub.org (Postfix, from userid 1001) id D810A10746; Sat, 24 May 2003 19:04:56 -0300 (ADT) Received: from localhost (localhost [127.0.0.1]) by mobile.hub.org (Postfix) with ESMTP id CA777FD96; Sat, 24 May 2003 19:04:56 -0300 (ADT) Date: Sat, 24 May 2003 19:04:56 -0300 (ADT) From: The Hermit Hacker To: Mike Harding In-Reply-To: <20030521171941.364325314@netcom1.netcom.com> Message-ID: <20030524190051.R598@hub.org> References: <20030521171941.364325314@netcom1.netcom.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: stable@freebsd.org Subject: Re: system slowdown - vnode related X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 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 May 2003 22:04:59 -0000 Hi Mike ... What version of FreeBSD are you running? There were several fixes put in just after 4.8 was released, one of which dealt with freeing up vnodes, since I was hitting similar problems on our server where we're using unionfs ... On Wed, 21 May 2003, Mike Harding wrote: > > I woke up to a frozen box this morning - it froze up a few more times > before I got a handle on it. > > Basically, the box runs idle but refuses to do disk IO, or does it > -very- slowly. > > Top shows processes stuck in 'ffsvget', 'inode', and 'vlruwk' state. > > I can get the box responsive again by setting sysctl > kern.maxvnods=100000. It starts up with kern.maxnodes=36079. I don't > know yet if this is a 'fix' - I wanted to send this mail out before > the box froze again. > > I can reliably get the box in to this state by doing 'find /'. I do > have a lot of files on the disk, and a things like squid and postgres > that do a lot of file i/o, but I don't recall this happening before > this week. I don't find anything in 'tuning' about bumping up vnodes, > but I do see sporadic reports on a google group search - searching for > 'ffsvgt'. > > Anybody run into this before? > > - Mike H. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy Systems Administrator @ hub.org primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org