[lustre-discuss] Lustre clients do not mount storage automatically

Bob Ball ball at umich.edu
Tue Oct 24 07:02:07 PDT 2017


Sorry, I was thinking server, not client.  I always mount them on 
clients after boot is complete, and when I'm ready to use Lustre, so I 
guess I have nothing to add here.

bob

On 10/24/2017 9:31 AM, Ravi Konila wrote:
> Hi Bob
> I have done that. The line in fstab is
> 192.168.0.50 at o2ib:/lhome    /home    lustre defaults,_netdev    0 0
> If I add mount command in rc.local twice, it works..surprise..
> my rc.local has
> mount –t lustre 192.168.0.50 at o2ib:/lhome /home
> mount –t lustre 192.168.0.50 at o2ib:/lhome /home
> Regards
> *Ravi Konila*
> *From:* Bob Ball
> *Sent:* Tuesday, October 24, 2017 6:10 PM
> *To:* Ravi Konila ; Lustre Discuss
> *Subject:* Re: [lustre-discuss] Lustre clients do not mount storage 
> automatically
> If mounting from /etc/fstab, try adding "_netdev" as a parameter.  
> This forces the mount to wait until the network is ready.
>
> bob
>
> On 10/24/2017 5:58 AM, Ravi Konila wrote:
>> Hi
>> My lustre clients does not mount lustre storage automatically on reboot.
>> I tried by adding in fstab as well as in /etc/rc.local, but on reboot 
>> they don’t mount lustre file system .
>> I get the following error (/var/log/messages output)
>> Oct 24 15:17:40 headnode02 named[6296]: client 127.0.0.1#50559: error 
>> sending response: host unreachable
>> Oct 24 15:17:54 headnode02 kernel: LustreError: 15c-8: 
>> MGC192.168.0.50 at o2ib: The configuration from log 'lhome-client' 
>> failed (-5). This may be the result of communication errors between 
>> this node and the MGS, a bad configuration, or other errors. See the 
>> syslog for more information.
>> Oct 24 15:17:54 headnode02 kernel: Lustre: Unmounted lhome-client
>> Oct 24 15:17:54 headnode02 kernel: LustreError: 
>> 8116:0:(obd_mount.c:1426:lustre_fill_super()) Unable to mount  (-5)
>> But later on if I mount manually with the command
>> mount –t lustre 192.168.0.50 at o2ib:/lhome /home, it works fine.
>> My lustre version is 2.8 and RHEL 6.7
>> Any suggestions?
>> Regards
>> *Ravi Konila*
>>
>>
>> _______________________________________________
>> lustre-discuss mailing list
>> lustre-discuss at lists.lustre.org
>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>

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