Filesystem format for external hard disk

[Paul Smith]

On Thu, May 31, 2012 at 4:01 PM, Jeff Gipson <jeffagipson at gmail.com> wrote:
>
>> I have already an external disk formatted with ext3, but for safety
>> reasons I am now wanting to have two external disks with the same
>> backups. When I formatted the first external disk, I did not know
>> about ext4 (only knew about ext3). So, from what you are suggestion,
>> ext4 is superior to ext3?
>
> For your purposes, very most likely not.
>
> Are you planning to rsync, twice, once to each drive, or are you looking
> to establish a software raid 1 between two attached usb drives?

Thanks, Jeff. I am planning to rsync twice, once to each drive.

Paul