I seem to have had 2 "gen" volumes created during a root disk encapsulation
(and mirror). Rootvol, swap, and var
all appear fine, but I'm wondering what these 2 things are (and can I remove
them?):

v c0t0d0s24vol gen ENABLED ACTIVE 4712 ROUND -
pl c0t0d0s24vol-01 c0t0d0s24vol ENABLED ACTIVE 4712 CONCAT -
RW
sd c0t0d0s2-04 c0t0d0s24vol-01 disk01 35358847 4712 0 c0t0d0
ENA
pl c0t0d0s24vol-02 c0t0d0s24vol ENABLED ACTIVE 4712 CONCAT -
RW
sd disk02-02 c0t0d0s24vol-02 disk02 0 4712 0 c0t1d0
ENA

v c0t0d0s25vol gen ENABLED ACTIVE 4712 ROUND -
pl c0t0d0s25vol-01 c0t0d0s25vol ENABLED ACTIVE 4712 CONCAT -
RW
sd c0t0d0s2-03 c0t0d0s25vol-01 disk01 35363559 4712 0 c0t0d0
ENA
pl c0t0d0s25vol-02 c0t0d0s25vol ENABLED ACTIVE 4712 CONCAT -
RW
sd disk02-03 c0t0d0s25vol-02 disk02 4712 4712 0 c0t1d0
ENA