Please can we merge or synonym the lvm and lvm2 tags? On Linux, LVM1 is now obsolete so all questions will be about LVM2 in any case, and LVM is the general concept across operating systems.
https://serverfault.com/questions/tagged/lvm2
https://serverfault.com/questions/tagged/lvm
I only just realised there was an lvm2 tag because some questions are tagged with both.