[mythtv-users] ext4 vs XFS for mythbuntu

[Thomas Fjellstrom]

On January 21, 2009, Jean-Yves Avenard wrote:
> Hi
>
> 2009/1/22 David Brodbeck <gull at gull.us>:
> > Kind of defeats the purpose of a journaling filesystem, but as you say,
> > it's not a problem unique to JFS.
>
> How so?

XFS doesn't have a fsck command. It replays the journal on mount. So it will 
always mount so long as the file system is valid after the replay. That said, 
it does have a repair tool, but thats quite a bit more in depth than a journal 
replay. And may not result in a consistent fs either.

> having a partition marked as unclean and a journaling file system have
> little in common. You can have one *and* the other.
> Once you run fsck, it will replay the journal and mark it clean. Then
> you can mount it.
>
> Even a simple ext3 partition, if marked as unclean, linux will refuse
> to mount it or only allow to mount it read-only
> Run fsck on it and there you go.
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-- 
Thomas Fjellstrom
tfjellstrom at shaw.ca