Generally in any Solaris system, an increasing number of hard errors on a disk indicates that the disk is failed or about to fail. If the iostat -e is reporting a non-zero value for errors, these values will not be reset until you reboot the system. This could happen when you replace a failed disk with a new disk. The script works for both Solaris 10 and 11. This perl script supports resetting the sd and ssd kstat error counters. But beware of the warning below given by Oracle … [Read more...] about Script to reset the iostat errors counters (hard/soft/trn) without reboot