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Re: Filesystem freeze problem?

To: Motonari Ishibashi <ishibashi@xxxxxxxxxxxxxxxxxx>
Subject: Re: Filesystem freeze problem?
From: Eric Sandeen <sandeen@xxxxxxx>
Date: 16 Nov 2001 14:19:56 -0600
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <016001c16e78$8419d1a0$ba65010a@TNES007146>
References: <016001c16e78$8419d1a0$ba65010a@TNES007146>
Sender: owner-linux-xfs@xxxxxxxxxxx
Hi - 

What you are seeing here is that xfs_freeze does not push out the unlink
list.  If you mount and unmount the copied filesystem on /dev/hda7, it
should delete these remaining files when it replays the log, and a
subsequent xfs_repair on /dev/hda7 should show no errors.

-Eric

On Fri, 2001-11-16 at 02:27, Motonari Ishibashi wrote:
> 
> Hi,
>  
> When I used xfs_freeze(8), there was a problem. (at 2.4.10)
> 
> I used TP which creates a file continuously and tried to create
> 100000 files. (1 file 1000 byte)
> The file system was frozen in the neighborhood which created
> about 5000 files. (To of course, the midst to which TP is operating)
> The problem was generated after copying the device which created the file
> to another device.
> 
> The operation at that time and the result are as follows:
> 
>   /dev/hda6 on /XFS
> 
>   # Run the TP
>   # xfs_freeze -f /XFS (TP is not finished yet.)
>   # dd if=/dev/hda6 of=/dev/hda7
>   # xfs_repair -n /dev/hda7
>     Phase 1 - find and verify superblock
> 
>                    <snip>
> 
>     Phase 6 - check inode connectivity...
> 
>             - moving disconnected inodes to lost+found ...
>     disconnected dir inode 524416, would move to lost+found
>     disconnected dir inode 531586, would move to lost+found
>     disconnected inode 531587, would move to lost+found
>     disconnected dir inode 2627558, would move to lost+found
>     more ...
>                           ...
> 
> 
> Why?
> Please give some information.
> 
> Cheers.
> 
> ------------
> Motonari
> 
-- 
Eric Sandeen      XFS for Linux     http://oss.sgi.com/projects/xfs
sandeen@xxxxxxx   SGI, Inc.


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