From: Phil Turmel <philip@turmel.org>
To: Martin Bosner <martin@bosner.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: assistance recovering failed raid6 array
Date: Mon, 20 Feb 2017 16:30:45 -0500 [thread overview]
Message-ID: <fd323bc5-78d9-9f51-f7b1-01f9e90215fa@turmel.org> (raw)
In-Reply-To: <30DDAE62-6D76-4999-A69A-A6C16D082DA9@bosner.de>
On 02/20/2017 02:31 PM, Martin Bosner wrote:
> Is there a way tell mdadm to use sdk1 as a “active” device? And how
> can i tell the array that it should not try to recover sdm1 but set
> it active ? Is there any magic to force the state ? It might not be
> healthy for the normal use case but might be helpful for me.
No. There's no way to do that. Short of reading the kernel code to do
hex editing on the superblock. And since the spare status is there due
to an --add action, you can't trust that anything else there would be
safe for --create --assume-clean. You would scramble these eggs even
further.
Phil
next prev parent reply other threads:[~2017-02-20 21:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-20 1:49 assistance recovering failed raid6 array Martin Bosner
2017-02-20 15:39 ` Phil Turmel
[not found] ` <E18A7C79-09E0-4361-9F89-68AE1E6FCBF6@bosner.de>
2017-02-20 17:36 ` Phil Turmel
2017-02-20 17:48 ` Martin Bosner
2017-02-20 18:11 ` Phil Turmel
2017-02-20 18:27 ` Martin Bosner
2017-02-20 19:01 ` Wols Lists
2017-02-20 19:11 ` Martin Bosner
2017-02-20 19:16 ` Phil Turmel
2017-02-20 19:31 ` Martin Bosner
2017-02-20 21:30 ` Phil Turmel [this message]
2017-02-20 20:45 ` Wols Lists
2017-02-20 21:21 ` Phil Turmel
2017-02-21 2:03 ` Brad Campbell
2017-02-20 17:50 ` Roman Mamedov
2017-02-20 18:13 ` Martin Bosner
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