[Lustre-discuss] OST fails to activate

[Andreas Dilger]

On 2010-04-15, at 14:34, Dan wrote:
> I have 3 OSTs that will not activate.  Here are the errors...
>
> LustreError: 5203:0:(llog_obd.c:194:llog_setup()) obd feline-OST0013- 
> osc ctxt 2 lop_setup=ffffffffa0298c20 failed -2

I believe this is a known bug, but I can't search bugzilla right now.

The way to fix it, IIRC, is to mount the MDT as ldiskfs and delete the  
CATALOGS file.

> LustreError: 5203:0:(osc_request.c:3740:osc_llog_init()) osc 'feline- 
> OST0013-osc' tgt 'feline-MDT0000' cnt 1 catid 000001021d6739a8 rc=-2
> LustreError: 5203:0:(lov_log.c:243:lov_llog_init()) error  
> osc_llog_init idx 19 osc 'feline-OST0013 osc' tgt 'feline- 
> MDT0000' (rc=-2)
> LustreError: 14278:0:(mds_lov.c:918:__mds_lov_synchronize()) feline- 
> OST0013_UUID failed at update_mds: -2
> LustreError: 14287:0:(mds_lov.c:960:__mds_lov_synchronize()) feline- 
> OST0013_UUID sync failed -2, deactivating
>
> Running lctl dl shows the OST inactive on the MDS only (OSS shows  
> active).  Running lctl --device 24 conf_param feline- 
> OST0013.osc.active=1  completes successfully and shows "Lustre  
> Permanently reactivating feline-OST0013" in dmesg.  About 30 seconds  
> later it goes through the above errors again and deactivates.
>
> Any ideas on how to fix this?
>
>
> Dan
>
>
>
>
>
>
> -- Sent from my Palm Pre
>
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Cheers, Andreas
--
Andreas Dilger
Principal Engineer, Lustre Group
Oracle Corporation Canada Inc.