[CentOS] Disc layout advice

Joseph L. Casale JCasale at activenetwerx.com
Wed Oct 7 19:00:40 UTC 2009

>You can create PVs out of any block device (even LVs).
>You don't need to partition past the raw device storage, even that is
>optional, but recommended so other OSs know that, yes the space is
>actually used, if your using a volume manager like LVM. If you need to
>create a partition on a raw multi-terabyte device, you will need a GPT
>partition table as MBR stops working at 2TB I believe.

Yea, I just pv'ed the raw MD devices out of haste, I only know how to set
partition type in script mode with parted, priceless... No time to test
what happens w/ parted and manipulating labels etc on MD devices wrt to
what happens under them. Bah:)

Its running!

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