[ale] Again with the filesystem recovery SOLUTION?

Geoffrey esoteric at 3times25.net
Tue Jan 28 09:59:23 EST 2003


I'm thinking I'm going to create an ext3 filesystem, remove a file, 
convert it to ext2 and see if I can recover it.

Updates coming...

Sean Kilpatrick wrote:
> On Mon, 27 Jan 2003 14:46:39 -0600, ChangingLINKS.com wrote:
> 
> 
>>So apparently there is a way to convert the ext3 back to ext2 (either by 
>>renaming the filesystem and claiming that it is ext2 - which I believe was my 
>>"mistake") or by reformatting ext2 and recovering the data from there!
> 
> 
> Quoting from a RH manual:
> Reverting to an ext2 File System
> 
> To revert a partition, you must first unmount the partition by logging in as
> root and typing:  umount /dev/hdbX
> In the above command, replace /dev/hdb with the device name and X with the
> partition number.  For the rest of this section, the sample commands will use
> <hdb1> for these values.
> 
> Next, change the file system type to ext2 by typing the following command
> as root:
>            /sbin/tune2fs -O ^has_journal /dev/hdb1
> 
> Note: that may be a -zero or a -"cap_o" in the command above and I can't tell
> which. The man page for tune2fs should have it, only I can't reach it as my
> Linux box has crashed (bad memory bank did me in)
> 
> Check the partition for errors by typing the following command as root:
>           
>           /sbin/e2fsck -y /dev/hdbi
> 
> Then mount the partition again as ext2 file system by typing
> 
>             mount -t ext2 /dev/hdb1 /mount/point
> 
> replacing "mount/point" with the mount point of the partition
> 
> Next, remove the .journal file at the root level of the partition by
> changing to the directory where it is mounted and tying:
> 
>            rm -f .journal
> 
> If you permanently change the partition to ext2, remember to update the
> /etc/fstab file.
> 
> Hope this helps.
> 
> Sean,
> who will be trying tomorrow to reinstall RH8.0
> 
> 
> 
> 
> 
> 
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> 
> 

-- 
Until later: Geoffrey		esoteric at 3times25.net

The latest, most widespread virus?  Microsoft end user agreement.
Think about it...

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