11.08.2010 0:44, Marco van Tol wrote: > physical memory: 2G > vm.kmem_size: 3G > vfs.zfs.arc_max: 1792M Please, insert into /boot/loader.conf only this options: vm.kmem_size="999M" vm.kmem_size_max="999M" vfs.zfs.arc_max="160M" vfs.zfs.prefetch_disable=1 And after reboot, please run dd...