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From: | Bhuvan Gupta |
Subject: | Re: Need help to setup monit for Prerender service |
Date: | Tue, 29 Aug 2017 10:03:21 +0530 |
stop = "/bin/bash -c 'kill -s SIGTERM `cat /var/run/process.pid`'"
references https://mmonit.com/monit/documentation/monit.html
Also starting with nohup and using echo$! in centos might have a problem.
See this:
Check this mail thread:
https://lists.nongnu.org/archive/html/monit-general/2017-08/msg00017.html
Thanks Guillermo let me try this.On Mon, Aug 28, 2017 at 10:32 PM, Guillaume François <address@hiddencom > wrote:Hi,Hum, did you send the email before review it ?Anyway, let's try to help you.A NodeJS _javascript_ file is not a PID file. So this won't ever work.You have to run you process in a way to keep track of the pid like:nohup node /home/centos/prerender/server.
js > /dev/null 2>&1 & echo $! > /var/run/my-nodejs-server-pid-file .pidthen use this PID file in monit configuration with somethink like belowcheck process Prender with pidfile /var/run/my-nodejs-server-pid-file .pidstart program = "nohup node /home/centos/prerender/server. js > /dev/null 2>&1 & echo $! > /var/run/my-nodejs-server-pid-file .pid"if cpu usage > 90% for 10 cycles then restartBest would be to use a wrapper script instead of the full command line also.Hopes this help mister "Sr. Devops Engineer"2017-08-28 18:37 GMT+02:00 Apoorwa Sharma <address@hidden>:--Hi,I Need help to setup monit for Prerender service I am trying nowcheck process Prender with pidfile /home/centos/prerender/server.js start program = "nohup node server.js > /dev/null&"if cpu usage > 90% for 10 cycles then restart
Apoorwa Sharma
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