Periodic scrubs of ZFS filesystems
It was and is always a best practice to do regular scrubs of your ZFS filesystems in order to ensure that all checksums … well … check out to ensure that corrupt blocks are repaired soon by using the redundancies of a mirror or a RAIDZn.
However it was always a task for a homegrown cronjob in order to do so.
Since Oracle Solaris 11.4 there is a much easier way to do this scheduled scrubs by simply setting a ZFS property.
For more details please visit: Periodic scrubs of ZFS filesystems | rootpool