From: Tomasz Chmielewski <mangoo@wpkg.org>
Cc: linux-raid@vger.kernel.org
Subject: Re: drive is a spare, but I want to make it active - how?
Date: Thu, 10 Aug 2006 15:53:07 +0200 [thread overview]
Message-ID: <44DB3A43.4020506@wpkg.org> (raw)
In-Reply-To: <44DB1D27.4010508@wpkg.org>
Tomasz Chmielewski wrote:
> I created RAID-10 on 4 drives, and I'm testing it a bit.
>
> I removed one drive, and then added it again.
>
> mdadm --detail says:
>
> Version : 01.00.03
> Creation Time : Thu Aug 10 10:15:18 2006
> Raid Level : raid10
> Array Size : 779264640 (743.16 GiB 797.97 GB)
> Device Size : 779264640 (371.58 GiB 398.98 GB)
> Raid Devices : 4
> Total Devices : 4
> Preferred Minor : 11
> Persistence : Superblock is persistent
>
> Update Time : Thu Aug 10 13:14:44 2006
> State : active, degraded, resyncing
> Active Devices : 3
> Working Devices : 4
> Failed Devices : 0
> Spare Devices : 1
>
> Layout : near=2, far=1
> Chunk Size : 64K
>
> Rebuild Status : 39% complete
>
> Name : 11
> UUID : 3f0bf25c:614339d1:31c006be:e823b74d
> Events : 13
>
> Number Major Minor RaidDevice State
> 0 0 0 0 removed
> 1 8 18 1 active sync /dev/sdb2
> 2 8 34 2 active sync /dev/sdc2
> 3 8 50 3 active sync /dev/sdd2
>
> 4 8 2 - spare /dev/sda2
>
>
> So, I have 4 working devices, which include 3 active devices and one
> spare device.
>
> As I remember, with RAID-1, when I added a spare with "mdadm /dev/mdX -a
> /dev/sdY", I would see a message "hot added /dev/sdY", and state "spare
> rebuilding" in "mdadm --detail" output.
>
> Right now I don't see the spare is being rebuilt? Spare HDD LED doesn't
> blink either, so it would indicate that it's doing nothing.
>
> Why? Is it because the rebuild status is not complete?
All right, it got "spare rebuilding" state after all other drives were
rebuilt.
--
Tomasz Chmielewski
http://wpkg.org
prev parent reply other threads:[~2006-08-10 13:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-10 11:48 drive is a spare, but I want to make it active - how? Tomasz Chmielewski
2006-08-10 13:53 ` Tomasz Chmielewski [this message]
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