kern/139072: [zfs] zfs marked as production ready but it used a deprecated checksum algorithm

[Pawel Jakub Dawidek]

On Thu, Oct 01, 2009 at 11:21:03AM +0200, Olivier Smedts wrote:
> Hello,
> 
> 2009/9/23  <pjd at freebsd.org>:
> > Synopsis: [zfs] zfs marked as production ready but it used a deprecated checksum algorithm
> >
> > Responsible-Changed-From-To: freebsd-fs->pjd
> > Responsible-Changed-By: pjd
> > Responsible-Changed-When: śro 23 wrz 2009 09:19:57 UTC
> > Responsible-Changed-Why:
> > I'll take this one.
> >
> > http://www.freebsd.org/cgi/query-pr.cgi?pr=139072
> 
> Now that this PR is closed, is there something to change on *existing*
> zfs filesystems to make them use fletcher4 (for new data) when they
> have the default property "checksum=on" ? Is there something to do
> (other than dumping and restoring) to change checksums to fletcher4
> for existing data and metadata ?

You have to manually change checksum to fletcher4 for existing datasets,
I think and backup/restore your data.

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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