[TAG] Backup Strategy

[René Pfeiffer]

On Mar 20, 2010 at 2207 +0000, Jim Jackson appeared and said:
> On Fri, 19 Mar 2010, Ren? Pfeiffer wrote:
> > [...]
> >Don't use RAID5 with disks containing a large block number. The
> >probability for a double-disk failure gets higher with the amount of
> >blocks.
> >
> >http://www.tomshardware.com/news/RAID-5-Doomed-2009,6525.html
> 
> I think you will find, if you read all the comments on this article,
> that many people, who appear reasonably knowledgable, think this is
> bullshit^H^H^H^H^H^H^H^Hfanciful.
> 
> Given the article was written in 2008 and disks have indeed got a lot
> bigger, and are used in large raid5 arrays, I think we'd be hearing a
> lot of squealing in the industry right now!

The source might not have been the best one, but I cooperate with a data
recovery company whose "war stories" tell a different tale. Of course
the URE event is rare, but it does happen.

Best,
Ren?.

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