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From: "Leslie Rhorer" <lrhorer@satx.rr.com>
To: 'NeilBrown' <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
Subject: RE: Growing a RAID array
Date: Sat, 14 May 2011 09:43:36 -0500	[thread overview]
Message-ID: <8F.2D.17273.3159ECD4@cdptpa-omtalb.mail.rr.com> (raw)
In-Reply-To: <20110514181455.7e97e755@notabene.brown>

> 10Meg devices with a 1Meg chunk size means just 10 stripes.
> 
> To grow from 4 to 5 data disks it calculates that it needs to back up the
> first 20 stripes (I think).  It sees this is more than half the device and
> gets confused and assumes something is wrong.
> 
> Try with 4k chunks, or 100Meg devices.

	Silly machine.  :-)

	'Works like a champ, thanks.  No errors, and the process completes
in the blink of an eye.  Now if growing an array with 3T spindles were only
that fast...


  reply	other threads:[~2011-05-14 14:43 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-13  1:02 Growing a RAID array Leslie Rhorer
2011-05-13  1:23 ` NeilBrown
2011-05-13  5:57   ` Leslie Rhorer
2011-05-14  7:17   ` Leslie Rhorer
2011-05-14  8:14     ` NeilBrown
2011-05-14 14:43       ` Leslie Rhorer [this message]
2011-05-14 16:44         ` Leslie Rhorer

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