Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail.agmk.net ([91.192.224.71]:41943 "EHLO mail.agmk.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755445Ab3AEKJC convert rfc822-to-8bit (ORCPT ); Sat, 5 Jan 2013 05:09:02 -0500 From: =?utf-8?B?UGF3ZcWC?= Sikora To: Steve Dickson Cc: linux-nfs@vger.kernel.org, baggins@pld-linux.org, Trond.Myklebust@netapp.com Subject: Re: mount.nfs: cannot allocate memory. Date: Sat, 05 Jan 2013 11:08:56 +0100 Message-ID: <7762040.Ky7rEDhaoc@localhost> In-Reply-To: <50E598B9.4000109@RedHat.com> References: <2891788.0SBnrhN2VX@pawels> <50E598B9.4000109@RedHat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-nfs-owner@vger.kernel.org List-ID: On Thursday 03 of January 2013 09:42:01 Steve Dickson wrote: > > On 03/01/13 04:27, Paweł Sikora wrote: > > Hi, > > > > with the latest nfs-1.2.7/kernel-3.7.1 tools i've noticed an error during autofs mounting. > > reduced testcase shows that mount.nfs with 'vers=4' has a problem: > > > > [root@chufu ~]# mount.nfs -v -o vers=4 192.168.2.100:/home/atest/farm-local /mnt > > mount.nfs: timeout set for Thu Jan 3 10:22:00 2013 > > mount.nfs: trying text-based options 'vers=4,addr=192.168.2.100,clientaddr=192.168.2.103' > > mount.nfs: mount(2): Cannot allocate memory > > mount.nfs: Cannot allocate memory > > > > while the vers=3 works fine: > > > > [root@chufu ~]# mount.nfs -v -o vers=3 192.168.2.100:/home/atest/farm-local /mnt > > mount.nfs: timeout set for Thu Jan 3 10:22:04 2013 > > mount.nfs: trying text-based options 'vers=3,addr=192.168.2.100' > > mount.nfs: prog 100003, trying vers=3, prot=6 > > mount.nfs: trying 192.168.2.100 prog 100003 vers 3 prot TCP port 2049 > > mount.nfs: prog 100005, trying vers=3, prot=17 > > mount.nfs: trying 192.168.2.100 prog 100005 vers 3 prot UDP port 42412 > > > > no obvious errors in logs on nfs server/client side :( > > i can provide more info if you need to diagnose this issue. > > Please set the kernel debugging with 'rpcdebug -m nfs -s mount' then post the out put found in /var/log/messages. [root@pawels ~]# mount.nfs -v -o vers=4 192.168.2.100:/home/atest/farm-local /mnt mount.nfs: timeout set for Sat Jan 5 11:08:42 2013 mount.nfs: trying text-based options 'vers=4,addr=192.168.2.100,clientaddr=10.0.2.35' mount.nfs: mount(2): Cannot allocate memory mount.nfs: Cannot allocate memory [root@pawels ~]# dmesg|tail [ 4187.654183] NFS: nfs mount opts='vers=4,addr=192.168.2.100,clientaddr=10.0.2.35' [ 4187.654188] NFS: parsing nfs mount option 'vers=4' [ 4187.654193] NFS: parsing nfs mount option 'addr=192.168.2.100' [ 4187.654198] NFS: parsing nfs mount option 'clientaddr=10.0.2.35' [ 4187.654204] NFS: MNTPATH: '/home/atest/farm-local' [ 4187.654206] --> nfs4_try_mount() [ 4187.975255] <-- nfs4_try_mount() = -12 [error]