Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 23 Mar 2001 18:57:27 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 23 Mar 2001 18:57:18 -0500 Received: from monza.monza.org ([209.102.105.34]:13835 "EHLO monza.monza.org") by vger.kernel.org with ESMTP id ; Fri, 23 Mar 2001 18:57:05 -0500 Date: Fri, 23 Mar 2001 15:56:00 -0800 From: Tim Wright To: Tom Diehl Cc: Rik van Riel , linux-kernel@vger.kernel.org Subject: Re: [PATCH] Prevent OOM from killing init Message-ID: <20010323155600.A2534@kochanski.internal.splhi.com> Reply-To: timw@splhi.com Mail-Followup-To: Tom Diehl , Rik van Riel , linux-kernel@vger.kernel.org In-Reply-To:

Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from tdiehl@pil.net on Fri, Mar 23, 2001 at 03:20:41PM -0500 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Netscape 4 has some very nasty habits like suddenly consuming ~80MB of memory. Disabling java support seems to eradicate most occurences of this particularly obnoxious behaviour. Under these circumstances, the OOM killer is doing exactly the right thing i.e. killing a runaway app. Tim On Fri, Mar 23, 2001 at 03:20:41PM -0500, Tom Diehl wrote: > On Fri, 23 Mar 2001, Rik van Riel wrote: > > > Well, in that case you'll have to live with the current OOM > > killer. Martin wrote down a pretty detailed description of > > what's wrong with my algorithm, if it really bothers him he > > should be able to come up with something better. > > > > Personally, I think there is more important VM code to look > > after, since OOM is a pretty rare occurrance anyway. > > Well actually it is not that rare at least for me. Every 3 or 4 days I run > into it (It happened again this morning). The machine has 128 Megs of ram > and 256 Megs of swap. It is my desktop machine and I keep 3 or 4 netscape > windows running all of the time. Well I try to at least. Every 3 or 4 days > the OOM Killer kills netscape, it happened this morning. If I could fix it > I would but alas I do not have the knowledge. The best I can do is test. :( > > This is NOT a complaint I just bring this up as another data point. > It used to lock the machine so things are getting better. fwiw, I am > currently running 2.4.2-ac18. The old ac kernels (do not remember exactly > which ones but it was single digits) would allow the machine to start > thrashing. I could usually see that it was running out of memory and if I > was fast enough could kill Netscape b4 the machine locked. If I was not > fast enough it would lock hard. Nothing in the logs. > > HTH, > > -- > ......Tom ATA100 is another testimony to the fact that pigs can be > tdiehl@pil.net made to fly given sufficient thrust (to borrow an RFC) > Alan Cox lkml 11 Jan 01 > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- Tim Wright - timw@splhi.com or timw@aracnet.com or twright@us.ibm.com IBM Linux Technology Center, Beaverton, Oregon Interested in Linux scalability ? Look at http://lse.sourceforge.net/ "Nobody ever said I was charming, they said "Rimmer, you're a git!"" RD VI - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/