[dm-crypt] Data recovery recomendations needed

Arno Wagner arno at wagner.name
Tue Apr 21 20:45:37 CEST 2015

On Tue, Apr 21, 2015 at 20:18:39 CEST, David Christensen wrote:
> On 04/20/2015 09:38 PM, David Backer wrote:
> >[backups are] 3 months old ...
> So, all of your data on one HDD, a backup strategy of one HDD, and
> no backups taken for the past three months?  Ouch.  The guy in the
> mirror got you good (been there, done that).

Indeed. The usual agreement among sysadmins is that you
need 3 independent backups. You absolutely need 2, as 
during an update you may destroy one and only find out
your primary data is bad at the same time. The 3rd one
is to have one more than the absolute minimum.

Arno Wagner,     Dr. sc. techn., Dipl. Inform.,    Email: arno at wagner.name
GnuPG: ID: CB5D9718  FP: 12D6 C03B 1B30 33BB 13CF  B774 E35C 5FA1 CB5D 9718
A good decision is based on knowledge and not on numbers. -- Plato

If it's in the news, don't worry about it.  The very definition of 
"news" is "something that hardly ever happens." -- Bruce Schneier

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