[Lustre-discuss] Fw: Re: Unable to activate OST

[Arden Wiebe]

--- On Thu, 1/14/10, Arden Wiebe <albert682 at yahoo.com> wrote:
> DM:
> 
> Your mount command is wrong - try this format.
> 
> mount -t lustre 192.168.0.7 at tcp0:/ioio /mnt/ioio
> 
> > [root at oss ~]# mkfs.lustre --fsname=datafs --ost --
> > mgsnode=192.168.0.2 at tcp0 [root at oss ~]# mount -t lustre
> /dev/lustre/
> > OST /lustre/OSS
> > mount.lustre: mount /dev/lustre/OST at /lustre/OSS
> failed: Input/
> > output error
> > Is the MGS running?
> 
> So by substitution for supplied your mount line should
> read:
> 
> mount -t datafs 192.168.0.2 at tcp0:/datafs /mnt/datafs
> 
> Enjoy the required reading and testing.  I found by
> naming things uniquely helped me clarify what was actually
> required.  Try calling your filesystem "Dusty" or
> "Mark" and that should make things clearer for you.  
> 
> --- On Thu, 1/14/10, Andreas Dilger <adilger at sun.com>
> wrote:
> 
> > From: Andreas Dilger <adilger at sun.com>
> > Subject: Re: [Lustre-discuss] Unable to activate OST
> > To: "Dusty Marks" <dustynmarks at gmail.com>
> > Cc: "lustre-discuss at lists.lustre.org
> discuss" <lustre-discuss at lists.lustre.org>
> > Date: Thursday, January 14, 2010, 9:03 PM
> > On 2010-01-14, at 23:51, Dusty Marks
> > wrote:
> > > You are correct, there is information in
> messages.
> > Following are the  
> > > entries related the lustre. The line that says
> > 192.168.0.2 at tcp is  
> > > unreachable makes sense, but what exactly is the
> > problem? I entered  
> > > the line "options lnet networks=tcp" in
> modprobe.conf
> > on the oss and  
> > > mds. The only difference was, i entered that
> line
> > AFTER i setup  
> > > lustre on the OSS. Could that be the problem? I
> don't
> > see why that  
> > > would be the problem, as the oss is trying to
> reach
> > the MDS/MGS,  
> > > which is 192.168.0.2.
> > >
> > > ---------------------------------------
> > /var/log/messages  
> > >
> >
> -----------------------------------------------------------
> > > Jan 14 22:41:07 oss kernel: Lustre:
> > 2846:0:(linux-tcpip.c: 
> > > 688:libcfs_sock_connect()) Error -113 connecting
> > 0.0.0.0/1023 ->  
> > > 192.168.0.2/988
> > > Jan 14 22:41:07 oss kernel: Lustre:
> > 2846:0:(acceptor.c: 
> > > 95:lnet_connect_console_error()) Connection to
> > 192.168.0.2 at tcp at  
> > > host 192.168.0.2 was unreachable: the network or
> that
> > node may be  
> > > down, or Lustre may be misconfigured.
> > 
> > 
> > Please read the chapter in the manual about network
> > configuration.  I  
> > suspect the .0.2 network is not your eth0 network
> > interface, and your  
> > modprobe.conf needs to be fixed.
> > 
> > Cheers, Andreas
> > --
> > Andreas Dilger
> > Sr. Staff Engineer, Lustre Group
> > Sun Microsystems of Canada, Inc.
> > 
> > _______________________________________________
> > Lustre-discuss mailing list
> > Lustre-discuss at lists.lustre.org
> > http://lists.lustre.org/mailman/listinfo/lustre-discuss
> > 
> 
> 
> 
>