[mythtv-users] RAID: full disk or partition (was: Question re: available SATA ports and linux software RAID)

Jean-Yves Avenard jyavenard at gmail.com
Tue Apr 26 02:23:04 UTC 2011

On 26 April 2011 09:04, Kevin Ross <kevin at familyross.net> wrote:

> same as the end of the device, then when the computer boots up, when it
> tries to autodetect raid partitions, it will see a superblock on
> /dev/sdX, and will stop looking for /dev/sdX1, but the one for /dev/sdX
> will be invalid.  This caused me lots of grief until I figured out what
> was going on.  After that, I just shrunk the partition by 8 blocks, and
> everything was happy.

I guess it all depends what type of partition you set. The mdadm FAQ
clearly states not to use the auto-detect RAID type. So this shouldn't
be a problem.

I have used full disk size partitions forever and never saw a problem.

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