From: Markus <M4rkusXXL@web.de>
To: lkml <linux-kernel@vger.kernel.org>
Subject: Re: hybrid raid1 with trim support
Date: Sun, 24 Mar 2013 10:21:05 +0100 [thread overview]
Message-ID: <3642314.Bs77jRSGfY@f209> (raw)
In-Reply-To: <3387108.NX1Tlx8b5x@f209>
Hi!
Still the same with 3.8.4 ... anybody?
Best regards,
Markus
Markus schrieb am 12.03.2013:
> Hello!
>
> I created a hybrid raid1 with one ssd and one hdd. Used writemostly and writebehind and put ext4 with discard enabled on it.
> This setup worked quite well for the last months (last kernel was 3.7.6). But now as I booted 3.8.2 the hdd was dropped from the raid with:
> > md/raid1:md2: Disk failure on sdb1, disabling device.
> > md/raid1:md2: Operation continuing on 1 devices.
>
> Re-adding this drive it will try to resync but the hdd will be dropped short time after. Now I remounted the device without the discard flag and the resync and usage works as before.
> After remounting it again with discard enabled the hdd is dropped again. So I think this is the culprit as the hdd does obviously not support TRIM...
>
> As it worked fine before, I think this is a regression? Or is this an intended change?
>
>
> Thanks,
> Markus
next prev parent reply other threads:[~2013-03-24 9:22 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-12 17:49 hybrid raid1 with trim support Markus
2013-03-24 9:21 ` Markus [this message]
2013-04-27 16:29 ` hybrid raid1 with trim support [REGRESSION] Markus
2013-04-28 0:54 ` Shaohua Li
2013-04-28 1:00 ` Shaohua Li
2013-04-28 9:40 ` Markus
2013-04-28 10:10 ` Shaohua Li
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