How to find which hard drives a LVM volume uses?

How to find which hard drives a LVM volume uses to decide which volume will be affected if a disk failes.

asked Jun 29, 2014 by Eric Z Ma (44,280 points)

1 Answer

 
Best answer

You can use lvdisplay with the --maps option to display the the mapping of logical extents to physical volumes and physical extents:

# lvdisplay --maps

To map physical extents to logical extents, use

# pvs --segments -o+lv_name,seg_start_pe,segtype
answered Jun 29, 2014 by Eric Z Ma (44,280 points)

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