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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S5520UR Reboots unexpectedly - Nothing on the logs

I have a S5520UR server running with Ubuntu 14.04.4 LTS (GNU/Linux 3.16.0-62-generic x86_64). For (apparently) no reason the server reboots randomly and I can't find nothing on the logs prior to the ...
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NMI watchdog on Haswell

When i'm trying to boot ubuntu on my laptop (Asus Transformer Book Trio TX201L), i'm getting this [ 60.079064] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [swapper/0:0] The only way i can ...
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142 views

setting (or changing) GPU timeout on ubuntu

If a WebGLSL shader is way too long to compile and execute on http://shadertoy.com/ , I totally loose the control of X and linux (I cannot even switch to the console). Only the mouse move, nothing ...
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40 views

Watchdog monitoring warning

I have a process that I want to be under systemd watchdog monitoring. I already have a timeout set and the action to be taken in case of a watchdog timeout using OnFailure from the .service file. My ...
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2k views

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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563 views

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 ...