From: Marc MERLIN <marc@merlins.org>
To: Tobias Holst <tobby@tobby.eu>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: How to handle a RAID5 arrawy with a failing drive? -> raid5 mostly works, just no rebuilds
Date: Wed, 19 Mar 2014 17:46:51 -0700 [thread overview]
Message-ID: <20140320004651.GZ18959@merlins.org> (raw)
In-Reply-To: <CAGwxe4jL+L571MtEmeHnTnHQSD7h+2ApfWqycgV-ymXhfMR-JA@mail.gmail.com>
On Thu, Mar 20, 2014 at 01:44:20AM +0100, Tobias Holst wrote:
> I tried the RAID6 implementation of btrfs and I looks like I had the
> same problem. Rebuild with "balance" worked but when a drive was
> removed when mounted and then readded, the chaos began. I tried it a
> few times. So when a drive fails (and this is just because of
> connection lost or similar non severe problems), then it is necessary
> to wipe the disc first before readding it, so btrfs will add it as a
> new disk and not try to readd the old one.
Good to know you got this too.
Just to confirm: did you get it to rebuild, or once a drive is lost/gets
behind, you're in degraded mode forever for those blocks?
Or were you able to balance?
Marc
--
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
.... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/
next prev parent reply other threads:[~2014-03-20 0:46 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-16 15:23 [PATCH] Btrfs: fix incremental send's decision to delay a dir move/rename Filipe David Borba Manana
2014-03-16 17:09 ` [PATCH v2] " Filipe David Borba Manana
2014-03-16 20:37 ` [PATCH v3] " Filipe David Borba Manana
2014-03-16 22:20 ` How to handle a RAID5 arrawy with a failing drive? Marc MERLIN
2014-03-16 22:55 ` Chris Murphy
2014-03-16 23:12 ` Chris Murphy
2014-03-16 23:17 ` Marc MERLIN
2014-03-16 23:23 ` Chris Murphy
2014-03-17 0:51 ` Marc MERLIN
2014-03-17 1:06 ` Chris Murphy
2014-03-17 1:17 ` Marc MERLIN
2014-03-17 2:56 ` Chris Murphy
2014-03-17 3:44 ` Marc MERLIN
2014-03-17 5:12 ` Chris Murphy
2014-03-17 16:13 ` Marc MERLIN
2014-03-17 17:38 ` Chris Murphy
2014-03-16 23:40 ` ronnie sahlberg
2014-03-16 23:20 ` Chris Murphy
2014-03-18 9:02 ` Duncan
2014-03-19 6:09 ` How to handle a RAID5 arrawy with a failing drive? -> raid5 mostly works, just no rebuilds Marc MERLIN
2014-03-19 6:32 ` Chris Murphy
2014-03-19 15:40 ` Marc MERLIN
2014-03-19 16:53 ` Chris Murphy
2014-03-19 22:40 ` Marc MERLIN
[not found] ` <CAGwxe4jL+L571MtEmeHnTnHQSD7h+2ApfWqycgV-ymXhfMR-JA@mail.gmail.com>
2014-03-20 0:46 ` Marc MERLIN [this message]
2014-03-20 7:37 ` Tobias Holst
2014-03-23 19:22 ` Marc MERLIN
2014-03-20 7:37 ` Duncan
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