Return-Path: Received: from int-mailstore01.merit.edu ([207.75.116.232]:42120 "EHLO int-mailstore01.merit.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753709Ab1DETe0 (ORCPT ); Tue, 5 Apr 2011 15:34:26 -0400 Date: Tue, 5 Apr 2011 15:34:25 -0400 From: Jim Rees To: Benny Halevy Cc: Garth Gibson , linux-nfs@vger.kernel.org, Andrew Klaassen Subject: Re: Prioritizing readdirplus/getattr/lookup Message-ID: <20110405193425.GA4263@merit.edu> References: <13701.83906.qm@web65411.mail.ac4.yahoo.com> <882887.75491.qm@web65412.mail.ac4.yahoo.com> <20110404230528.GA2624@merit.edu> <4D9A61C9.1030900@panasas.com> <20110405003944.GA31014@merit.edu> <4D9B195E.60108@panasas.com> <640DA909-32A8-43EF-AF0B-ACE0689AC0CD@cs.cmu.edu> <4D9B694D.1030609@panasas.com> Content-Type: text/plain; charset=us-ascii In-Reply-To: <4D9B694D.1030609@panasas.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Benny Halevy wrote: At any rate, the broader issue is that the posix system call API assumes a local file system and is not network not cluster file-system aware. It would be interesting to see someone who is affected by this implement the readdirplus system call, modify ls to use it, and report the results. I suspect the system call won't go anywhere in linux without some evidence that it solves a real problem for real users.