On Thu, Sep 29, 2011 at 9:46 PM, Michael Hannon <jm_hannon@yahoo.com> wrote:

> I generally agree with the analysis given so far in this thread,  but let
> me point out:
>
> > ...and if data will not be backed up elsewhere, consider RAID mirroring
> hard disks. ...
>
> If you accidentally delete all of last week's work on one mirrored drive,
> it is immediately gone from the other drive.  Mirroring does guard against
> hardware errors but not wetware errors.  I'd suggest backing up anything
> that's of importance to you.
>

To say it in R code:

  raid != backup

To be safe, you need both.

Raid has another advantage, which does not seem to be important for you:
with the right RAID level, hdd access will be faster.

Rainer


>
> -- Mike
>
>
>
>


-- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology,
UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
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