[lustre-discuss] MDT recovering status

[Jerome]

Dear Andreas.

Thank's a lot!!! At the moment i conneco some client to the lustre 
fiesystem, it begin to correct it, and be running after 5 minutes.. 
That's nothing compared to 12 hours waiting for ... someone connect to 
it! :-(

Regards!


Le 12/05/2017 à 11:00, Dilger, Andreas a écrit :
> The MDT waits in recovery until some clients are mounted and connect to
> it, so that the recovery state is not lost if e.g. the network is broken
> in the MDT.
> ./Ticket-1359/OutMap-Bwa/OC_AF_visualization_1_.pdf
> There is a Jira ticket for this, but modify has had time to work on it:
> https://jira.hpdd.intel.com/browse/LU-8649
>
> I don't think it would be terribly hard for someone to fix.
>
> Cheers, Andreas
>
> On May 12, 2017, at 09:48, Jerome <jerome at ibt.unam.mx
> <mailto:jerome at ibt.unam.mx>> wrote:
>
>> Dear all
>>
>> I've do a update of lustre on one mdt with one ost server .
>> The ost server go quikly to the state of "recovery" to "running".
>> However the mdt server stay in the recovery state, for more than 12
>> hours. I can't see any error message, so i think it's just on waiting.
>> My asking is: is ther a way to know what is doing the mdt? And for how
>> much time it need to get on running?
>>
>> Eh file /proc/fs/lustre/mdt/scratch-MDT0000/recovery_status show me
>> this information:
>>
>> status: RECOVERING
>> recovery_start: 0
>> time_remaining: 0
>> connected_clients: 0/1
>> req_replay_clients: 0
>> lock_repay_clients: 0
>> completed_clients: 0
>> evicted_clients: 0
>> replayed_requests: 0
>> queued_requests: 0
>> next_transno: 115964117881
>>
>>
>>
>> Regards
>>
>> --
>> -- Jérôme
>> Dans les situations critiques, quand on parle avec un calibre bien en
>> pogne, personne ne conteste plus.
>> Y'a des statistiques là-dessus.
>>    (Michel Audiard)
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-- 
-- Jérôme
Ça doit être chouette de tout savoir comme ça!
C'est dommage que ça ne lui sert plus à rien, à papa,
puisqu'il ne va plus à l'école.
  	(Histoires inédites du Petit Nicolas, Goscinny & Sempé)