On most systems shutdown or reboot needs sudo

[sandrodz]

https://github.com/DeadManWalkingTO/ETHminerWatchDogDmW/blob/master/ETHminerWatchDogDmW.sh#L113

This won't work if script is run by non root user (which is the case in most cases).

On my system I do this by creating a file /etc/sudoers.d/reboot
with:
sandro ALL=NOPASSWD:/sbin/reboot

Maybe this should be mentioned in Readme?

[DeadManWalkingTO]

Yes. Thank you!