This message was generated by the smartd daemon running on:

   host name:  freenas
   DNS domain: local

The following warning/error was logged by the smartd daemon:

Device: /dev/ada0, Read SMART Self-Test Log Failed

Device info:
WDC WD30EFRX-68EUZN0, S/N:WD-WMC4N2934638, WWN:5-0014ee-059292df6, FW:80.00A80, 3.00 TB

For details see host's SYSLOG.

You can also use the smartctl utility for further investigation.
No additional messages about this problem will be sent.