root@truenas[~]# zfs destroy -f Data/vmdisk/onething_data
cannot destroy 'Data/vmdisk/onething_data': dataset is busy
root@truenas[~]# zfs unmount Data/vmdisk/onething_data
cannot open 'Data/vmdisk/onething_data': operation not applicable to datasets of this type
root@truenas[~]# zfs destroy -vrRf Data/vmdisk/onething_data
will destroy Data/vmdisk/onething_data
cannot destroy 'Data/vmdisk/onething_data': dataset is busy
root@truenas[~]# vgdisplay
--- Volume group ---
VG Name XRVDDGN6WDVUD0PT_0641_vg
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 145
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 22
Open LV 0
Max PV 0
Cur PV 1
Act PV 1
VG Size <4.00 TiB
PE Size 4.00 MiB
Total PE 1048575
Alloc PE / Size 344576 / 1.31 TiB
Free PE / Size 703999 / <2.69 TiB
VG UUID XD7g3j-JauF-72VG-TvLm-FWM1-jTcM-1iC0Ee
root@truenas[~]# vgremove XRVDDGN6WDVUD0PT_0641_vg
Do you really want to remove volume group "XRVDDGN6WDVUD0PT_0641_vg" containing 22 logical volumes? [y/n]: y
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/XRVDDGN6WDVUD0PT_0641_vg_lv? [y/n]: y
Logical volume "XRVDDGN6WDVUD0PT_0641_vg_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.1_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.1_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.2_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.2_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.1_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.1_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.2_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.2_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.3_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.3_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.4_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.4_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.5_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.5_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.6_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.6_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/99ac742d39f5d3909414d4351ce7af91.7_lv? [y/n]: y
Logical volume "99ac742d39f5d3909414d4351ce7af91.7_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/5b442b259766008357b638af7d07d18a_lv? [y/n]: y
Logical volume "5b442b259766008357b638af7d07d18a_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/5b442b259766008357b638af7d07d18a.1_lv? [y/n]: y
Logical volume "5b442b259766008357b638af7d07d18a.1_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/4738c6ccc7add075d29a891cb2e4578c_lv? [y/n]: y
Logical volume "4738c6ccc7add075d29a891cb2e4578c_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/2b94f59b1e4d410cc3d338d5043cd10e_lv? [y/n]: y
Logical volume "2b94f59b1e4d410cc3d338d5043cd10e_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/2b94f59b1e4d410cc3d338d5043cd10e.1_lv? [y/n]: y
Logical volume "2b94f59b1e4d410cc3d338d5043cd10e.1_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.3_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.3_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.4_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.4_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.5_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.5_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.6_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.6_lv" successfully removed
Do you really want to remove active logical volume XRVDDGN6WDVUD0PT_0641_vg/db55d8856e8c789e62fa3263dd1d7620.7_lv? [y/n]: y
Logical volume "db55d8856e8c789e62fa3263dd1d7620.7_lv" successfully removed
Volume group "XRVDDGN6WDVUD0PT_0641_vg" successfully removed
root@truenas[~]# zfs destroy -vrRf Data/vmdisk/onething_data
will destroy Data/vmdisk/onething_data
root@truenas[~]#