Physical volume(PV) attributes: To check the physical volume attributes,use “pvs” command.The forth column of pvs command output displays the physical volume attributes. The above command output shows “a” in the attribute field which explains that physical volumes can be “allocated” to the volumes. Export the volume group “uavg” and check pvs output. In attributes field, you can see that “x”  is added now.This show that volume group is exported. We can stop the allocation to the disk by using pvchnage command.By disabling allocation,volume […]