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List:       gentoo-user
Subject:    Re: [gentoo-user] RAID help
From:       Paul Hartman <paul.hartman+gentoo () gmail ! com>
Date:       2013-10-15 19:28:46
Message-ID: CAEH5T2NJV4HXW=5VgOmu4ybuuwT-jSspGOeD4Hn+D3w62V6s=Q () mail ! gmail ! com
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On Tue, Oct 15, 2013 at 2:34 AM, Mick <michaelkintzios@gmail.com> wrote:
> Hi All,
>
> I haven't had to set up a software RAID for years and now.  I want to set up
> two RAID 1 arrays on a new file server to serve SBM to MSWindows clients.  The
> first RAID1 having two disks, where a multipartition OS installation will take
> place.  The second RAID1 having two disks for a single data partition.
>
> From what I recall I used mdadm with --auto=mdp, to create a RAID1 from 2
> disks, before I used fdisk to partition the new /dev/md0 as necessary.  All
> this is lost in the fog of time.  Now I read that these days udev names the
> devices/partitions, so I am not sure what the implication of this is and how
> to proceed.
>
> What is current practice?  Create multiple /dev/mdXs for the OS partitions I
> would want and then stick a fs on each one, or create one /dev/md0 which
> thereafter is formatted with multiple partitions?  Grateful for any pointers
> to resolve my confusion.

One of the best resources is the kernel RAID wiki:
https://raid.wiki.kernel.org/

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