Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753926AbXHZPwx (ORCPT ); Sun, 26 Aug 2007 11:52:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752669AbXHZPwq (ORCPT ); Sun, 26 Aug 2007 11:52:46 -0400 Received: from sovereign.computergmbh.de ([85.214.69.204]:42089 "EHLO sovereign.computergmbh.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752608AbXHZPwq (ORCPT ); Sun, 26 Aug 2007 11:52:46 -0400 Date: Sun, 26 Aug 2007 17:52:45 +0200 (CEST) From: Jan Engelhardt To: Fred Tyler cc: linux-kernel@vger.kernel.org Subject: Re: Slow, persistent memory leak in 2.6.20 In-Reply-To: <466ad3f90708260851u5d8ac58duc4072b71ebf78fc8@mail.gmail.com> Message-ID: References: <466ad3f90708260739v645294b9t641cb8258dcc4f4@mail.gmail.com> <466ad3f90708260851u5d8ac58duc4072b71ebf78fc8@mail.gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 932 Lines: 26 On Aug 26 2007 11:51, Fred Tyler wrote: >On 8/26/07, Fred Tyler wrote: >> I think I've come across a memory leak in 2.6.20. I've upgraded to the >> latest 2.6.20.17, but it didn't seem to help. > >Sorry to keep replying to my own post, but further investigation >suggests that the memory losses may be occurring at times of heavy >filesystem access. The machines in question run rsyncs of hundreds of >thousands of files every few hours, and I'm starting to think that the >memory loss occurs during these times. I don't know how I'd go about >proving this though... Please rule out filesystem caches by issuing sync; echo 3 >/proc/sys/vm/drop_caches; Jan -- - 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/