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Re: Superblock restore takes too long

To: "Zak, Semion" <SZak@xxxxxxx>
Subject: Re: Superblock restore takes too long
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Thu, 19 Jul 2012 11:00:40 -0500
Cc: "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
In-reply-to: <5C7FE4A5ADF52D46989166B4083DFF8F21ECE1C6@xxxxxxxxxxxxxxxxxx>
References: <5C7FE4A5ADF52D46989166B4083DFF8F21ECE1C6@xxxxxxxxxxxxxxxxxx>
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:13.0) Gecko/20120614 Thunderbird/13.0.1
On 7/19/12 4:30 AM, Zak, Semion wrote:
> Hi,
> 
> Corrupted Superblock restore takes too long because xfs_restore searches the 
> disc for reserved Superblock.
> 
> Is it possible accelerate the search, for example by giving to xfs_restore 
> some hint (reserved Superblock LBA)?
> 

Often when I've seen this it's because the block device wasn't really even an 
xfs filesystem, and the search went on forever.

Can you offer more details of what you've encountered?

(btw, s/xfs_restore/xfs_repair/ I assume)

-Eric
  
> 
> Thanks,
> 
>  
> 
> Semion.  



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