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From: Phil Turmel <philip@turmel.org>
To: Karel Walters <karel.walters@gmail.com>
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: [Recovery] RAID10 hdd failureS help requested
Date: Tue, 24 Sep 2013 17:19:58 -0400	[thread overview]
Message-ID: <524201FE.2080907@turmel.org> (raw)
In-Reply-To: <CAB4fJqfezFNN_C_RaETT2pqO==NQC+H1FKnwvk5FkyJs9cV3Rg@mail.gmail.com>

On 09/24/2013 03:14 PM, Karel Walters wrote:
> Hi Phil,
>> Ok, so your create operation will be:
>>
>> mdadm --create /dev/md1 --level=10 -n 6 --layout=f2 --chunk=64
>> --data-offset=variable /dev/sdd1:2048 /dev/sdg1:4096 /dev/sdf1:2048
>> /dev/sdb1:2048 /dev/sdc1:2048 /dev/sde1:2048
> 
> No --assume-clean?

Whoops!  Yes, add the --assume-clean.

>> I'm actually guessing that /dev/sdb1 and /dev/sdc1 need offset 2048 like
>> the original devices, not the 4096 of a device added later (newer
>> mdadm).  With the mixed offsets, you need mdadm version 3.3.
> 
> I created and used it this with mdadm 3.2.5, do I really need to get 3.3?

Yes, 3.2.5 doesn't have the variable offset syntax.

Phil

  reply	other threads:[~2013-09-24 21:19 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-24 13:12 [Recovery] RAID10 hdd failureS help requested Karel Walters
2013-09-24 14:23 ` Phil Turmel
     [not found]   ` <CAB4fJqezb0sWcUUgRPd4BXoWr3hNBp725gv8xnMOPmcqU8RiRw@mail.gmail.com>
2013-09-24 15:50     ` Phil Turmel
     [not found]       ` <CAB4fJqerQy7PJzK4+WSNAh7YCcHmwoAqB5vMrXeSYqzWawAS+A@mail.gmail.com>
2013-09-24 17:09         ` Phil Turmel
2013-09-24 18:18           ` Karel Walters
2013-09-24 19:05             ` Phil Turmel
2013-09-24 19:14               ` Karel Walters
2013-09-24 21:19                 ` Phil Turmel [this message]
2013-09-25 12:55                   ` Karel Walters

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