[Baypiggies] Silent data corruption paper...

Shannon -jj Behrens jjinux at gmail.com
Tue Mar 17 07:59:14 CET 2009


On Mon, Mar 16, 2009 at 11:09 PM, Charles Merriam
<charles.merriam at gmail.com> wrote:
> I owed this to someone at the last meeting:
> http://fuji.web.cern.ch/fuji/talk/2007/kelemen-2007-C5-Silent_Corruptions.pdf
>
> Highlights:   Desktop disks get a random silent corruption 10x more
> than enterprise hard drives.  Everyone gets them occasionally.  Figure
> a bit gets switched every couple of months in a data center, even with
> all the backups, checksums, etc.

I remember hearing that Google operated at such a large scale that
these sorts of things tended to catch up with them.  Their approach
was to use more redundancy.

I'm regurgitating things I've heard.

-jj

-- 
In this life we cannot do great things. We can only do small things
with great love. -- Mother Teresa
http://jjinux.blogspot.com/


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