Nagios Support Forum

After a reboot is done in a few servers, I got this critical notification on its services:

"NRPE: Unable to read output"

I discovered that by restarting the service with a

"service xinetd restart"

Everything works normally. However, how could we prevent this problem from happening, avoiding a manual solution?

Likely the easiest route is to set xinetd to start on boot or at a particular runlevel that suites your needs. Try: