The script was successfully tested on the latest FreeNAS-11.3-U3.1 release :)

The deployment instructions, provided in the README.md, now incorporate information on the new task/command timeout feature introduced by the FreeNAS-11.3 update.

See: https://github.com/ngandrass/freenas-spindown-timer/commit/013d7f1b20721cb98709363d23911dc60ff6c63a

The script was successfully tested on the latest FreeNAS-11.3 release :)

Just a quick sidenote:

The script was successfully tested on the latest FreeNAS-11.2-U7 release during the last days :)

Version 1.3.1 (2019-10-24)

• Do drive detection at script start to fix erorrs on specific SAS controllers (LSI 9305)

For more details see: https://github.com/ngandrass/freenas-spindown-timer

Version 1.3 (2019-10-09)

• Introduce manual mode [-m] to disable automatic drive detection
• Improve script description in print_usage() block
• Documentation of advanced features and usage

For more details see: https://github.com/ngandrass/freenas-spindown-timer

Version 1.2.1 (2019-09-30)

• Add info about how to ignore multiple drives to the scripts usage description

For more details see: https://github.com/ngandrass/freenas-spindown-timer

Version 1.2 (2019-07-12)

• Add experimental support for SCSI drives
• Use camcontrol epc instead of sending raw disk commands during spincheck (Thanks to @bilditup1)

For more details see: https://github.com/ngandrass/freenas-spindown-timer

Version 1.1 (2019-07-09)

• Add detection of "da" prefixed devices (Thanks to @bilditup1)

For more details see: https://github.com/ngandrass/freenas-spindown-timer