On Sat, 2 Dec 2006, Chad Leigh -- Shire.Net LLC wrote:
>
> On Dec 2, 2006, at 6:01 AM, [EMAIL PROTECTED] wrote:
>
> >
> >> While other file systems, when they become corrupt, allow you to
> >> salvage data :-)
> >
> >
> > They allow you to salvage what you *think* is your data.
> >
> > But in reality, you have no clue what the disks are giving you.
>
> I stand by what I said. If you have a massive disk failure, yes.
> You are right.
>
> When you have subtle corruption, some of the data and meta data is
> bad but not all. In that case you can recover (and verify the data
> if you have the means to do so) t he parts that did not get
> corrupted. My ZFS experience so far is that it basically said the
> whole 20GB pool was dead and I seriously doubt all 20GB was corrupted.
That was because you built a pool with no redundancy. In the case where
ZFS does not have a redundant config from which to try to reconstruct the
data (today) it simply says: sorry charlie - you pool is corrupt.
Regards,
Al Hopper Logical Approach Inc, Plano, TX. [EMAIL PROTECTED]
Voice: 972.379.2133 Fax: 972.379.2134 Timezone: US CDT
OpenSolaris.Org Community Advisory Board (CAB) Member - Apr 2005
OpenSolaris Governing Board (OGB) Member - Feb 2006
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