[linux-lvm] Mapping LVs to physical device

[Milan Broz]

Chris Farey wrote:
> I have a requirement to be able to work out which areas of a physical 
> device assigned to LVM are being used by various logical volumes. I 
> haven't found any easy way to do this using an API, so I've resorted to 
> spawning off lvm commands and interpretting the output.

you can report all attributes using pvs/lvs/vgs, like this
 
pvs -o +devices

lvs --segments -o +seg_pe_ranges

... for list of available attributes just run "pvs -o help"

Milan
--
mbroz at redhat.com