Changes
change: watchdog_module="none"
to: watchdog_module="iTCO_wdt"
/etc/watchdog.conf
uncomment line: watchdog-device = /dev/watchdog
/lib/systemd/system/watchdog.service
WantedBy=default.target
* NOTE: this a bugfix that required for LinuxMint18.3.
* Reboot
$ su
Password:
$ echo 1 > /proc/sys/kernel/sysrq
$ echo c > /proc/sysrq-trigger
* As a result, the watchdog mechanism should reboot the system within 30 seconds.
