From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755124Ab2F0AEL (ORCPT ); Tue, 26 Jun 2012 20:04:11 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:51226 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754368Ab2F0AEJ (ORCPT ); Tue, 26 Jun 2012 20:04:09 -0400 Message-ID: <4FEA4DE7.3030606@gmail.com> Date: Tue, 26 Jun 2012 17:03:51 -0700 From: Dean User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: Namjae Jeon CC: "akpm@linux-foundation.org" , "linux-nfs@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Namjae Jeon , VivekTrivedi , Amit Sahrawat Subject: Re: [RFC PATCH] nfs: Support posix_fadvise(POSIX_FADV_RANDOM) on nfs server. References: <1340448446-10198-1-git-send-email-linkinjeon@gmail.com> <20120623115106.GA2742@umich.edu> <5AC2C9F0-EEFE-423E-BBB9-27102D1CA163@oracle.com> <20120624124625.GA15586@umich.edu> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Namjae, I'm glad you also see the usefulness of sending such hints to the NFS server. Beyond reviewing the NFSv4.2 spec, it would also be very useful to implement a version of IO_ADVISE and show performance results with your traverse test (among others). If you have time for this, that would really be helpful in ensuring the usefulness of IO_ADVISE. Dean Hildebrand On 6/24/12 6:54 PM, Namjae Jeon wrote: > 2012/6/24, Jim Rees : >> Namjae Jeon wrote: >> >> > Yes, posix_fadvise support is part of NFSv4.2. >> Where can I check it ? >> Thanks. >> >> NFS is standardized throught the IETF. 4.2 is not out yet, so you'll find >> it in the drafts rather than the RFCs. You can search them here: >> http://www.rfc-editor.org/idsearch.html >> >> Here is the current draft: >> ftp://ftp.rfc-editor.org/in-notes/internet-drafts/draft-ietf-nfsv4-minorversion2-12.txt >> > Okay, I will check, Thanks a lot Jim~. We hope to contribute NFSv4.2. > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html