watchdog is such a daemon. It opens /dev/watchdog, and keeps writing to it often enough to keep the kernel from resetting, at least once per minute.

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linux watchdog handler [on hold]

I’m interested in monitoring the processes running in a Linux system and determining when they are stuck/running endlessly very quickly. Once I determine this, I also want to take on some actions ...
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0answers
884 views

server time drift not fixed by ntp.conf

This question was asked a lot in the past, but since ntpdate has been depricated, I'm having issues finding answers that work via ntp.conf. I've read a lot about setting a cron job for ntpdate is a ...
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1answer
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Difference between move to trash and rm on the terminal? [duplicate]

I am using watchdog, a python package to monitor changes in the file system. The code works fine on Mac but it seems that the delete event is not monitored correctly in ubuntu. If I do a rm instead of ...
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2answers
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How can I tell how long for Watchdog to wait to stop all processes?

I have a server which is monitored by Watchdog, and experiences reboots occasionally due to faulty network hardware I am unable to replace at the moment. As I read, Watchdog sends a SIGTERM to all ...