lvm

Question 1

What command will remove a PV from a VG?

Answer 1

vgreduce <volgroupname> <pv></pv></volgroupname>

Question 2

after adding PV to a VG, how do you allocate the new resource to an existing or new LV?

Answer 2

lvextend -L <mb> <lvname></lvname></mb>

where MB is the “PE Size” times the “Free PE”