Re: Advice about ext3, please
> 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.