[zfs-discuss] ZFS destroy performance on zvol clones

I'm running snv_75 i86pc i386 i86pc: I make a snapshot of a zvol. I cloned this snapshot 10 times. I want to destroy these snapshots... but this 'destroy' takes 4 minutes each. tank/iscsi_luns/klant1_bench4 1.22M 1.73T 8.08G - tank/iscsi_luns/klant1_bench5 1.22M 1.

[zfs-discuss] Delegating iscsishare zfs permissions (iscsitgtd privileges)

I have created a user 'block' which has the following ZFS permissions on tank/iscsi_luns. -bash-3.2# zfs allow tank/iscsi_luns - Local+Descendent permissions on (tank/iscsi_luns) user block clone,create,destroy,mount,mountpoint,