Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750857AbVJRP4c (ORCPT ); Tue, 18 Oct 2005 11:56:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750861AbVJRP4c (ORCPT ); Tue, 18 Oct 2005 11:56:32 -0400 Received: from zcars04f.nortelnetworks.com ([47.129.242.57]:44980 "EHLO zcars04f.nortelnetworks.com") by vger.kernel.org with ESMTP id S1750853AbVJRP4b (ORCPT ); Tue, 18 Oct 2005 11:56:31 -0400 Message-ID: <43551B07.6020907@nortel.com> Date: Tue, 18 Oct 2005 09:55:51 -0600 From: "Christopher Friesen" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040115 X-Accept-Language: en-us, en MIME-Version: 1.0 To: dipankar@in.ibm.com CC: Linus Torvalds , Eric Dumazet , Jean Delvare , Serge Belyshev , LKML , Andrew Morton , Manfred Spraul Subject: Re: VFS: file-max limit 50044 reached References: <4353CADB.8050709@cosmosbay.com> <20051017162930.GC13665@in.ibm.com> <4353E6F1.8030206@cosmosbay.com> <4353F7B5.1040101@cosmosbay.com> <4353FDE8.8070909@cosmosbay.com> <435408AD.4060505@nortel.com> <20051017202419.GG13665@in.ibm.com> In-Reply-To: <20051017202419.GG13665@in.ibm.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 18 Oct 2005 15:55:54.0697 (UTC) FILETIME=[6BFE3B90:01C5D3FC] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 784 Lines: 20 Dipankar Sarma wrote: > On Mon, Oct 17, 2005 at 02:25:17PM -0600, Christopher Friesen wrote: >>Could this be related to the "rename14 LTP test with /tmp as tmpfs and >>HIGHMEM causes OOM-killer invocation due to zone normal exhaustion" issue? > Could very well be. Chris, could you please try booting > with rcupdate.maxbatch=10000 and see if the problem goes away ? And sure enough, that fixes it. The dcache slab usage maxes out at around 11MB rather than consuming all of zone normal. Is there any downside to this option? Chris - 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/