Date: Fri, 19 Jun 2009 22:43:30 -0700 From: Kip Macy <kmacy@freebsd.org> To: Peter Jeremy <peterjeremy@optushome.com.au> Cc: freebsd-fs <freebsd-fs@freebsd.org>, Randy Bush <randy@psg.com> Subject: Re: adding drive to raidz1 Message-ID: <3c1674c90906192243g2ea0781ne66fb67a520d56bf@mail.gmail.com> In-Reply-To: <20090620045357.GB22846@server.vk2pj.dyndns.org> References: <m2bpol6v8r.wl%randy@psg.com> <4A3B1020.2010305@jrv.org> <20090620045357.GB22846@server.vk2pj.dyndns.org>
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> Both these are unfortunate restrictions. =A0I can understand that > expanding a RAIDZ would be a fairly complex operation but it's > probably the most requested feature. =A0I'm surprised that Sun don't > allow removing vdevs from a pool - it's orthogonal to adding a vdev to > a pool and (eg) HP AdvFS allows both. http://blogs.sun.com/ahl/entry/expand_o_matic_raid_z This has a very good discussion of how it could be done along with why it hasn't been done. Cheers, Kip
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