From: Phil Turmel <philip@turmel.org>
To: Thomas MARCHESSEAU <marchesseau@gmail.com>, linux-raid@vger.kernel.org
Cc: Roger Heflin <rogerheflin@gmail.com>
Subject: Re: RAID 5 "magicaly" become a RAID0
Date: Tue, 14 Apr 2015 08:32:00 -0400 [thread overview]
Message-ID: <552D08C0.1010106@turmel.org> (raw)
In-Reply-To: <D151DEA1.8EEA1%marchesseau@gmail.com>
Good morning Thomas,
On 04/13/2015 03:29 PM, Thomas MARCHESSEAU wrote:
> Mdadm —-assemble —- force /dev/md1 /dev/sdb …etc… /dev/sdh
> And i’ve got a good feedback from de system :
> Mdadm : forcing event count in /dev/sdg from 21954 to 21958
> Mdadm : forcing event count in /dev/sdh from 21954 to 21958
> Mdadm : clearing FAULTY flag for device 5 in /dev/md1 fo dev/sdg
> Mdadm : clearing FAULTY flag for device 6 in /dev/md1 fo dev/sdh
> Mdadm : making array /dev/md1 as ‘clean’
> Mdadm :/dev/md1 has bee started with 7 drives
>
> —> looks pretty good !
>
> Mounting drive , and all seem ok .
> 1 / i’m now BACKUPING the most important stuff .
> 2 / i’ll backup all data
>
> -> this will probably require 2 days
Very good to hear this.
> what’s your advice for next step ?
> - remove all md and rewrite a config ?
> - move to raid6 ( is there a way to convert RAID5 to 6 ) (
> http://ewams.net/?date=2013/05/02&view=Converting_RAID5_to_RAID6_in_mdadm
> )
Yes, just --add a spare device to the array, then --grow --level=6 to
start a live reshape.
> - re install a fresh clean system ?
Not necessary.
Phil
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next prev parent reply other threads:[~2015-04-14 12:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-12 21:42 RAID 5 "magicaly" become a RAID0 Thomas MARCHESSEAU
2015-04-12 22:28 ` Roger Heflin
2015-04-13 0:18 ` Phil Turmel
2015-04-13 8:55 ` Thomas MARCHESSEAU
2015-04-13 10:57 ` Phil Turmel
2015-04-13 12:27 ` Thomas MARCHESSEAU
[not found] ` <D151DEA1.8EEA1%marchesseau@gmail.com>
2015-04-14 12:32 ` Phil Turmel [this message]
2015-04-16 8:53 ` Thomas MARCHESSEAU
2015-04-16 12:25 ` Phil Turmel
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