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From: Neil Brown <neilb@suse.de>
To: senthilkumar.muthukalai@wipro.com
Cc: linux-raid@vger.kernel.org
Subject: Re: Growing Linear RAID
Date: Thu, 10 Dec 2009 12:33:53 +1100	[thread overview]
Message-ID: <20091210123353.66100b41@notabene.brown> (raw)
In-Reply-To: <8338BD137FF1B64EB341218BD702985E02C8C03B@BLR-EC-MBX03.wipro.com>

On Wed, 9 Dec 2009 20:31:54 +0530
<senthilkumar.muthukalai@wipro.com> wrote:

> Hi,
> 
> I am trying to add a disk to a Linear Raid which was created with 2
> disks.
> We use linux-2.6.18 and mdadm-2.6.4.
> I guess these support the above mentioned disk addition.

Yes, should work.  This functionality was introduced in 
2.6.18.


> root@NAS00226b1755a0 ~]# mdadm /dev/md0 --grow --add /dev/sata3  

This is the correct usage but,
   
> mdadm: Cannot add new disk to this array

This indicates that something went wrong.

Do you get any messages in the kernel logs at this point?

NeilBrown

  parent reply	other threads:[~2009-12-10  1:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-09 15:01 Growing Linear RAID senthilkumar.muthukalai
2009-12-09 15:30 ` Robin Hill
2009-12-10  1:34   ` Neil Brown
2009-12-10  1:33 ` Neil Brown [this message]
2009-12-10  8:24   ` senthilkumar.muthukalai
2009-12-10  9:30     ` Neil Brown
2009-12-10 12:03       ` senthilkumar.muthukalai
2009-12-16 11:02       ` senthilkumar.muthukalai
2009-12-16 23:14         ` Neil Brown
2009-12-23 16:32           ` senthilkumar.muthukalai
2010-01-04  8:33           ` senthilkumar.muthukalai

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