Re: RAID 1 or Hammer

[Jasse Jansson <jasse@xxxxxxxxxxxxx>]

On Jan 13, 2009, at 2:26 AM, Dmitri Nikulin wrote:

> On Tue, Jan 13, 2009 at 9:20 AM, Simon 'corecode' Schubert
> <corecode@fs.ei.tum.de> wrote:
> > You're assuming fail-stop errors.  If it is a sneaking bit error or
> > something else, it won't notice.
>
> Ever since ZFS was announced I've wondered how often this actually
> happens. So far I've only heard of one anecdote of silent readable
> corruption which was caused by a faulty power supply.

ZFS seems to be pretty good at finding faulty RAM chips,
according to stories told on some Solaris mail lists.





Kaiser Jasse -- Authorized Stealth Oracle

The axioms of wisdom:
1. Go the SPARC way of life
2. You can't conquer the universe without the knowledge of FORTRAN
3. In the Unix realm, 10% of work fixes 90% of the problems