On Aug 8, 2008, at 10:03 AM, Bhaskar Sarkar wrote: > I have been trying to trigger automatic disk replacement > from hot spare pool without success. I attempted two things - > > 1. modify vdev_fault_arg, vdev_fault_mask and vdev_fault_mode > (VDEV_FAULT_COUNT) Errors (ereport.fs.zfs.io) are logged, zpool > status shows them, but nothing else happens. > > 2. modify vdev_is_failing, again nothing happened. > > Any pointers will be appreciated.
Try using 'zinject': # zpool create -f d mirror c0t0d0 c0t1d0 spare c7t6d0 # zinject -d c0t0d0 d # mkfile 20m /d/20m.txt eric