Return-Path: linux-nfs-owner@vger.kernel.org Received: from smtp3.ugent.be ([157.193.49.127]:59250 "EHLO smtp3.ugent.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753904Ab3DOPuw (ORCPT ); Mon, 15 Apr 2013 11:50:52 -0400 Received: from localhost (mcheck2.ugent.be [157.193.49.249]) by smtp3.ugent.be (Postfix) with ESMTP id 0A87EC389 for ; Mon, 15 Apr 2013 17:43:33 +0200 (CEST) Received: from smtp3.ugent.be ([157.193.49.127]) by localhost (mcheck2.UGent.be [157.193.43.11]) (amavisd-new, port 10024) with ESMTP id V7W-c_G0xWPi for ; Mon, 15 Apr 2013 17:43:32 +0200 (CEST) Received: from localhost.localdomain (spike.ugent.be [157.193.44.183]) (Authenticated sender: stdweird) by smtp3.ugent.be (Postfix) with ESMTPSA id C8476C36C for ; Mon, 15 Apr 2013 17:43:32 +0200 (CEST) Message-ID: <516C2024.9030504@ugent.be> Date: Mon, 15 Apr 2013 17:43:32 +0200 From: Stijn De Weirdt MIME-Version: 1.0 To: linux-nfs@vger.kernel.org Subject: replicas and client support Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-nfs-owner@vger.kernel.org List-ID: hi all, (pls keep me in cc, i'm not subscribed to this list) i am trying out the replicas feature of exportfs, but i'm unable to get it working. i would like to know if what i'm trying to is actually implemented in linux (or intended behaviour of replicas in the first place). 2 nfs4 servers with cluster filesystem (gpfs in my case). the os is sl6.4, i've enabled the nfs version 4.1 on the server (from my understanding, 4.0 should be enough?). i would like to test if the replicas features can be used for failover support of a rw nfs export. ie a. mount nfs from server1 on client b. start some IO activity on client on the mounted filesystem c. poweroff server1 d. after a certain amount of time, IO continues using server2 (the client i'm testing with is also el6.4 atm.) many thanks, stijn