[Lustre-discuss] Help! Newbie trying to set up Lustre network

Cliff White cliffw at whamcloud.com
Tue Feb 22 11:15:41 PST 2011


Run 'lctl list_nids' on the client also.
Then you can
# lctl ping <other nid>
from both server and client to verify your LNET is functioning.

Also, use tunefs.lustre --print on your MDS/MGT and OST devices to verify
that mgsnid
is set correctly there.
cliffw


On Tue, Feb 22, 2011 at 11:10 AM, Xiang, Yang <Yang.Xiang at teradata.com>wrote:

> Dmesg and syslog are clean and has no entries about lustre client. And
> on the server side, there is no entry on the client side connection
> attempt either. Tcpdump shows no trace of incoming client connection
> request. I think it is the syntax of the MGSNID of the mount.lustre is
> not interpreted by the client correctly or I am missing some
> configuration on the client side to turn the "192.168.0.2 at tcp0" to a
> valid NID, ie lustre device for the client to make an outwards
> connection request to the server.
>
> Thanks,
>
> Yang
>
>
> -----Original Message-----
> From: lustre-discuss-bounces at lists.lustre.org
> [mailto:lustre-discuss-bounces at lists.lustre.org] On Behalf Of Brian J.
> Murrell
> Sent: Tuesday, February 22, 2011 11:04 AM
> To: lustre-discuss at lists.lustre.org
> Subject: Re: [Lustre-discuss] Help! Newbie trying to set up Lustre
> network
>
> On 11-02-22 02:00 PM, Xiang, Yang wrote:
> > It fails and complains about:
> >
> > mount.lustre: mount 192.168.0.2 at tcp0:/temp at /lustre failed: No such
> > device
> >
> > Are the lustre modules loaded?
> >
> > Check /etc/modprobe.conf and /proc/filesystems
> >
> > Note 'alias lustre llite' should be removed from modprobe.conf
>
> The first thing to check in such situations is the client's syslog
> and/or dmesg.
>
> b.
>
> --
> Brian J. Murrell
> Senior Software Engineer
> Whamcloud, Inc.
>
> _______________________________________________
> Lustre-discuss mailing list
> Lustre-discuss at lists.lustre.org
> http://lists.lustre.org/mailman/listinfo/lustre-discuss
>



-- 
cliffw
Support Guy
WhamCloud, Inc.
www.whamcloud.com
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