[prev in list] [next in list] [prev in thread] [next in thread] 

List:       lustre-discuss
Subject:    [Lustre-discuss] objid already exists
From:       adilger () clusterfs ! com (Andreas Dilger)
Date:       2006-12-07 4:25:25
Message-ID: 20061207112522.GS5937 () schatzie ! adilger ! int
[Download RAW message or body]

On Dec 07, 2006  12:08 +0100, Roland Fehrenbacher wrote:
> To my surprise, when checking /mnt/ost/O/0/LAST_ID, it had decreased
> automatically to 9413628 ( the objid -1 it was originally complaining
> about), and also using ls /mnt/ost/O/0/d* showed that all obj >
> 9413628 were gone. So Lustre seemed to have autocleaned up things
> correctly by itself. I then umounted and restarted Lustre, after which
> everything was running fine til now.

Very odd.

> The OST is sitting on a LVM LV with its VG on a Software RAID6 device.
> Could the original problem have had anything to do with bug 11313?

RAID6 isn't a well-supported configuration.  There may be bad interactions
between the RAID6 code and the Lustre IO.

It does sound similar to 11313, but I'm not sure it is the same thing.


Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

[prev in list] [next in list] [prev in thread] [next in thread]