Hi, Is there any tool for LVM like fstrim(8) (which would likely be called "lvmtrim") ? http://thread.gmane.org/gmane.linux.utilities.util-linux-ng/3695 This tool would discard currently unused PE of an active VG like fstrim(8) is doing on ext4,btrfs,xfs blocks (depending on filesystem support). Regards. -- Yann Droneaud