[OpenAFS] Volumes lost on fileserver / vldb post fs crash

Horst Birthelmer horst@riback.net
Sat, 24 Apr 2004 16:07:57 +0200


Hartmut's right.
My statement assumed this is a namei fileserver.

Horst

On Saturday, April 24, 2004, at 10:40  AM, Hartmut Reuter wrote:

>
> Is this a namei-fileserver? If so you could "cd" as root into the 
> /vicep-partitions
> and look what remained. If the fileserver doesn't report any volumes 
> probably
> the volume header files are gone, but not necessarily all the data in 
> AFSIDat.
> You may do a "du" to see what remained.
>
> What says the SalvageLog. It should report about any volumes the 
> salvager so
> an why he deleted them.
>
> Forrest D Whitcher wrote:
>> I had a fileserver crash yesterday with apparently bad consequences.
>> The volumes are no longer listed in the vldb (I have a listing of
>> ID's names etc but I'm not sure how much that helps.
>> command "vos listvol fileserver" gives:
>> Total number of volumes on server thing partition /vicepa: 0 Total 
>> volumes onLine 0 ; Total volumes offLine 0 ; Total busy 0
>> Total number of volumes on server thing partition /vicepb: 0 Total 
>> volumes onLine 0 ; Total volumes offLine 0 ; Total busy 0
>> Total number of volumes on server thing partition /vicepd: 0 Total 
>> volumes onLine 0 ; Total volumes offLine 0 ; Total busy 0
>> After the crash I stopped, then restarted all services on the fs,
>> tho I have not yet done any restart on the database server.
>> post restarting services I ran a salvage, which ran fairly quick
>> (3-4 min. on 2 4g and 1 8g partitions on a k7/600 system). I fear
>> the speed with which this finished may well indicate the fs's view
>> of what volumes it houses are well and truly lost.
>> the vldb showed the correct entries for a few hours after this fs
>> crashed and restarted, I've tried to do the following to restore 
>> volumes that had been on the fileserver:
>> "vos syncv fileserver /vicepd 536870970"
>> So the question is, do I have any reasonable chance of recovering the 
>> currently invisible volumes on this fs?
>> If so, how should I be going about it?
>> thanks for any ideas
>> forrest
>> _______________________________________________
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>> OpenAFS-info@openafs.org
>> https://lists.openafs.org/mailman/listinfo/openafs-info
>
>
> -- 
> -----------------------------------------------------------------
> Hartmut Reuter                           e-mail reuter@rzg.mpg.de
> 					   phone +49-89-3299-1328
> RZG (Rechenzentrum Garching)               fax   +49-89-3299-1301
> Computing Center of the Max-Planck-Gesellschaft (MPG) and the
> Institut fuer Plasmaphysik (IPP)
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