From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751893AbXKDQgA (ORCPT ); Sun, 4 Nov 2007 11:36:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752534AbXKDQfu (ORCPT ); Sun, 4 Nov 2007 11:35:50 -0500 Received: from [212.12.190.113] ([212.12.190.113]:33751 "EHLO raad.intranet" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752467AbXKDQft (ORCPT ); Sun, 4 Nov 2007 11:35:49 -0500 From: Al Boldi To: Matthew Wilcox Subject: Re: Massive slowdown when re-querying large nfs dir Date: Sun, 4 Nov 2007 19:03:12 +0300 User-Agent: KMail/1.5 Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org References: <200711050758.38090.a1426z@gawab.com> <20071104133642.GS15111@parisc-linux.org> In-Reply-To: <20071104133642.GS15111@parisc-linux.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711041903.12976.a1426z@gawab.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Matthew Wilcox wrote: > How about tcpdumping and seeing what requests are flowing across the > wire? You might be able to figure out what's being done differently. I think lookup is faster than getattr. Thanks! -- Al