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From: Neil Brown <>
To: "Florian D." <>
Subject: Re: cannot add device to partitioned raid6 array
Date: Sun, 1 Apr 2007 12:57:41 +1000	[thread overview]
Message-ID: <17935.8101.815473.709581@notabene.brown> (raw)
In-Reply-To: message from Florian D. on Saturday March 31

On Saturday March 31, wrote:
> hi list!
> in short:
> I created a partitioned raid6 array with 2 missing drives. Now, I want to add a device. It fails with:
> flockmock ~ # mdadm -a /dev/md_d4 /dev/sdb2
> mdadm: add new device failed for /dev/sdb2 as 4: Invalid argument

Thanks for the detailed problem report.

I think the cause of the error is that /dev/sdb2 is too small.
It needs to be at least 490030594 sectors. How big is it?

Yes, both the kernel an mdadm should handle this case better.
I have made a note to look into this.


  reply	other threads:[~2007-04-01  2:57 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-31 23:44 Florian D.
2007-04-01  2:57 ` Neil Brown [this message]
2007-04-01  9:25   ` Florian D.
2007-04-01 10:07     ` Neil Brown
2007-04-01 11:23       ` Florian D.

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