[CentOS] RAID 5 setup?
Robert Heller
heller at deepsoft.com
Thu Mar 25 19:36:43 UTC 2010
At Thu, 25 Mar 2010 12:24:57 -0700 (PDT) CentOS mailing list <centos at centos.org> wrote:
>
>
> Can anyone provide a tutorial or advice on how to configure a software RAID 5 from the command-line (since I did not install Gnome)?
>
> I have 8 x 1.5tb Drives.
mdadm --create /dev/md0 --level=5 --raid-devices=7 /dev/sd[abcdefg]1
The above will create a level 5 RAID named /dev/md0 of /dev/sda1
/dev/sdb1 /dev/sda1 /dev/sdc1 /dev/sdd1 /dev/sde1 /dev/sdf1, with
hot-spare /dev/sdg1
Note: RAID5 is not really recomended for such large disks. You run the
risk of a complete data loss if one disk fails and the another disk
fails during the rebuild.
>
> -Jason
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--
Robert Heller -- 978-544-6933
Deepwoods Software -- Download the Model Railroad System
http://www.deepsoft.com/ -- Binaries for Linux and MS-Windows
heller at deepsoft.com -- http://www.deepsoft.com/ModelRailroadSystem/
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