[CentOS] building software raid.

Wed Oct 30 16:38:03 UTC 2013
John Doe <jdmls at yahoo.com>

From: Johan Vermeulen <jvermeulen at cawdekempen.be>

> no I see I have /dev/md/md_d0 /dev/md_d0p1 /dev/md_d0p2
> I don't know what is what....

Not sure what you did with lvm but I would say that md_d0 is 
the (raid) device and md_d0p* are its partitions...
Just do fdisk -l /dev/md/md_d0 (or gdisk).

JD