Migration from the KQ Implementation

Brian Behlendorf behlendorf1 at llnl.gov
Tue May 3 22:34:09 EDT 2011


We don't have any plans for an offline fsck-like tool.

-- 
Thanks,
Brian 

On Tue, 2011-05-03 at 14:50 -0700, Gordan Bobic wrote:
> On 05/03/2011 10:38 PM, Fajar A. Nugraha wrote:
> > On Wed, May 4, 2011 at 4:09 AM, Gordan Bobic<gordan.bobic at gmail.com>  wrote:
> >> I don't suppose there's a way to downgrade the pool version to v23 or v26 so
> >> I could fall back on the fuse implementation in an emergency?
> >
> > For emergency situations I keep a copy of latest Solaris Express
> > handy. It was able to import a problematic pool (crashed during
> > bonnie++ test) for me in the past where both zfs-fuse and native zfs
> > failed.
> 
> Indeed, that would have been my plan B if I hadn't had a backup of 
> everything. :) Good to know that it probably would have worked.
> 
> Which brings me to another, somewhat tangential point. Sun and Oracle 
> have thus far failed to provide a fsck tool for ZFS. In the absence of 
> such a tool from an official source, is there a future plan/intention 
> for providing such a thing within the scope of this project? I know that 
> ZFS is supposedly designed so that it is always consistently 
> recoverable, but I know of several cases at work where this wasn't the 
> case after a crash, using pure stable Solaris.
> 
> Gordan



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