This bug was fixed in the package grub2 - 2.04-1ubuntu23
--------------- grub2 (2.04-1ubuntu23) focal; urgency=medium
[ Jean-Baptiste Lallement ] [ Didier Roche ] * Performance improvements for update-grub on ZFS systems (LP: #1869885)
-- Didier Roche <email address hidden> Tue, 31 Mar 2020 15:30:36 +0200
This bug was fixed in the package grub2 - 2.04-1ubuntu23
---------------
grub2 (2.04-1ubuntu23) focal; urgency=medium
[ Jean-Baptiste Lallement ]
[ Didier Roche ]
* Performance improvements for update-grub on ZFS systems (LP: #1869885)
-- Didier Roche <email address hidden> Tue, 31 Mar 2020 15:30:36 +0200