Re: Advice about ext3, please
On Sun, Mar 08, 2009 at 21:31:15 -0600, Paul E Condon (pecondon@mesanetworks.net) wrote:
> On 2009-03-08_23:15:43, Stefan Monnier wrote:
> > > Journaling uses significantly more disk space and does not allow for deleted
> > > file recovery.
> >
> > Neither is true. I believe you're confusing log-structured file systems
> > and journalled file systems.
> >
> > > ext2 - for backup, removable, partitions rarely used, etc.
> >
> > ext2 is problematic for removable drives because if you remove the drive
> > without cleanly unmounting it you risk losing your data. So I would
> > recommend ext3 for such uses. Performance is rarely an issue, actually.
> >
> >
> > Stefan
>
> That is a pretty persuasive argument. I can see the plug being pulled by
> accident fairly often in the long run. ;-)
>
> I had pretty much decided the other way, but this, plus ... The drive is
> already ext3, and wikipedia article mentions problems with reverting back
> to ext2, which I would have to do. Sooooo----, I've decided to not change,
> --- for now ---
One good reason for using ext2 is to help reduce the number of disk
writes - which if your USB drive is a flash memory device rather than a
traditional hard disk might be considered important. Otherwise, it
probably makes sense to do as you have decided and stick with ext3.
--
Bob Cox. Stoke Gifford, near Bristol, UK.
Please reply to the list only. Do NOT send copies directly to me.
Debian on the NSLU2: http://bobcox.com/slug/
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