Hot Reconfiguration of dmraid Arrays

[Heinz Mauelshagen]

On Tue, Oct 17, 2006 at 10:51:08AM -0700, Darrick J. Wong wrote:
> Christof Klaiber wrote:
> > Hi everybody,
> > 
> > I'm new to this list, so please excuse that I cannot put the reference
> > correctly. I read a posting of Darrick J. Wong dated from 08 March 2006
> > where he is talking about implementing a method of hot array
> > reconfiguration support. Tihis includes adding spares to an array,
> > replace failed drives, modify arrays, but I'm also interested in hot
> > syncing the dmraid.
> 
> We [my team, anyway] implemented this for RAID1 mirrors on Adaptec
> HostRAID arrays and sent the patches to this list on 30 August.  See
> "[PATCH] 0/6: ASR reconfiguration" by Adam DiCarlo.  Unfortunately, the
> only hardware that I have in my lab is Adaptec HostRAID and various
> (newer) Adaptec DDF controllers.
> 
> To my knowledge Heinz hasn't put the patches into any release yet.

All are in 1.0.0.rc13.

Heinz

> 
> > Since I'm working on a project trying to find out about the
> > possibilities of the dmraid aproach to RAID, I'd really be interested in
> > what the status of this is upto now.
> 
> Cool!
> 
> --D
> 



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Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
Storage Development                               56242 Marienrachdorf
                                                  Germany
Mauelshagen at RedHat.com                            PHONE +49  171 7803392
                                                  FAX   +49 2626 924446
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