On Thu, Mar 25, 2010 at 3:36 PM, Robert Heller <heller@xxxxxxxxxxxx> wrote:
> At Thu, 25 Mar 2010 12:24:57 -0700 (PDT) CentOS mailing list <centos@xxxxxxxxxx> 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
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>
Robert,
Why is the size a factor here? Why would this be OK with smaller
disks? How would you partition this instead?
Thanks.
Boris.
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