Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751336AbVJQU0B (ORCPT ); Mon, 17 Oct 2005 16:26:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751326AbVJQU0A (ORCPT ); Mon, 17 Oct 2005 16:26:00 -0400 Received: from zrtps0kp.nortelnetworks.com ([47.140.192.56]:48566 "EHLO zrtps0kp.nortelnetworks.com") by vger.kernel.org with ESMTP id S1751336AbVJQUZ7 (ORCPT ); Mon, 17 Oct 2005 16:25:59 -0400 Message-ID: <435408AD.4060505@nortel.com> Date: Mon, 17 Oct 2005 14:25:17 -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: Linus Torvalds CC: Eric Dumazet , dipankar@in.ibm.com, Jean Delvare , Serge Belyshev , LKML , Andrew Morton , Manfred Spraul Subject: Re: VFS: file-max limit 50044 reached References: <20051017084609.GA6257@in.ibm.com> <43536A6C.102@cosmosbay.com> <20051017103244.GB6257@in.ibm.com> <4353CADB.8050709@cosmosbay.com> <20051017162930.GC13665@in.ibm.com> <4353E6F1.8030206@cosmosbay.com> <4353F7B5.1040101@cosmosbay.com> <4353FDE8.8070909@cosmosbay.com> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 17 Oct 2005 20:25:25.0428 (UTC) FILETIME=[E8163740:01C5D358] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 721 Lines: 17 Linus Torvalds wrote: > Yes, it may screw up some latency stuff, but quite frankly, even with your > patch and even ignoring the call_rcu_bh case, I'm convinced you can easily > get into the situation where softirqd just doesn't run soon enough. > > But at least I think I understand _why_ rcu processing was delayed. 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? 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/