WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

Re: [Xen-users] NFS problems in guest

To: Itai Tavor <itai@xxxxxxxxxxxx>
Subject: Re: [Xen-users] NFS problems in guest
From: Birger Brunswiek <birger.b@xxxxxxx>
Date: Sat, 29 Apr 2006 22:03:15 +0200
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date: Sat, 29 Apr 2006 13:04:01 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <114AFD26-BBEB-407E-9423-AF407547ACB1@xxxxxxxxxxxx>
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
References: <09B00B72-67FE-4C49-8AA1-662F28DF0F06@xxxxxxxxxxxx> <44523D3D.2000008@xxxxxxx> <114AFD26-BBEB-407E-9423-AF407547ACB1@xxxxxxxxxxxx>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Thunderbird 1.5 (Windows/20051201)
Itai Tavor wrote:
> On 29/04/2006, at 2:05 AM, Birger Brunswiek wrote:
> 
>> Itai Tavor wrote:
>>> The symptom is that I can view the directory listing at the top level of
>>> the share, but if I try to enter any directory, or do any deep operation
>>> on the share (like du) I get:
>>>     ls: reading directory /mnt/test: Input/output error
>>>     nfs: server NAS not responding, still trying
>>>
>>> followed by a very long freeze... the NFS server doesn't show any
>>> problems.
>>
>> Can you "ping -s 1500 dumU's-ip" from dom0? If not it's probably the same
>> problem as I have, otherwise never mind.
> 
> Interesting... I can't ping any domain on this machine, including dom0,
> with a 1500 packet size - any "-s 1500" ping originating from or going
> to a Xen domain fails.
> 
> I can see from your 25/4 post that you analyzed the problem already so I
> won't bother doing that... definitely something's wrong there. But is it
> related to NFS?

Not at all. It is a fragmentation problem. Packets are defragmented by
ip_contrackt at the bridge but are then not fragmented when passed over. If I
remove that module on my machine everything is just fine.



_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users

<Prev in Thread] Current Thread [Next in Thread>