[linux-lvm] cmp of inactive mirrored LV fails

[starlight at binnacle.cx]

At 04:54 PM 12/2/2011 -0500, Stuart D. Gathman wrote:
>At least as of EL5.7, MD sync check does not take
>into account DISCARD, and does not report 
>individual blocks out of sync - just a count.

Ugly.  Will surely avoid SSD mirrors till that's
one is figured out.

>BTW, RAID0 does *not* provide mirroring!  You want
>RAID1 or RAID10 for that.

Ya.  Meant RAID1--was a goof.