From: Wolfgang Mader <Wolfgang_Mader@brain-frog.de>
To: Anand Jain <Anand.Jain@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: How to get the devid of a missing device
Date: Mon, 27 Apr 2015 10:01:52 +0200 [thread overview]
Message-ID: <2297316.VxuZ9hm5NH@discus> (raw)
In-Reply-To: <553DBF87.2080205@oracle.com>
On Monday, April 27, 2015 12:48:07 PM Anand Jain wrote:
> On 04/27/2015 02:39 AM, Wolfgang Mader wrote:
> > Hello,
> >
> > I have a raid10 with one device missing. I would like to use btrfs replace
> > to replace it. However, I am unsure on how to obtain the devid of the
> > missing device. Having the filesystem mounted in degraded mode under mnt,
> > btrfs fs
> At the user end there is no way. unless you want to use gdb and dump
> the fs_uuids and check.
>
> Submitted these patches as of now to obtain from the logs. Will
> help in the situation when device is missing at the time of mount.
>
> Btrfs: check error before reporting missing device and add uuid
> Btrfs: log when missing device is created
>
> For long term we have sysfs interface, patches are in the ML if you
> want to tests.
>
> Good luck.
>
> Anand
Great. Thank you for patching this in.
Best,
Ẃolfgang
>
>
> --
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prev parent reply other threads:[~2015-04-27 8:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-26 18:39 How to get the devid of a missing device Wolfgang Mader
2015-04-27 2:11 ` Duncan
2015-04-27 8:00 ` Wolfgang Mader
2015-04-27 4:48 ` Anand Jain
2015-04-27 8:01 ` Wolfgang Mader [this message]
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