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| set daemon 120 | |
| set logfile /var/log/monit.log | |
| set idfile /var/lib/monit/id | |
| set statefile /var/lib/monit/state | |
| set mailserver localhost | |
| set mail-format { from: [email protected] } | |
| set eventqueue | |
| basedir /var/lib/monit/events | |
| slots 100 | |
| set alert [email protected] | |
| # Enable status reporting for CLI (i.e. `monit status`) | |
| set httpd port 2812 and | |
| use address localhost | |
| allow localhost | |
| include /etc/monit/conf.d/enabled/*.conf |
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| check process mysql with pidfile /var/run/mysqld/mysqld.pid | |
| start program = "/usr/sbin/service mysql start" | |
| stop program = "/usr/sbin/service mysql stop" | |
| if failed unixsocket /var/run/mysqld/mysqld.sock then restart | |
| if changed pid then alert | |
| if total memory > 50% for 5 cycles then restart | |
| if total cpu > 80% for 5 cycles then restart | |
| if 6 restarts within 26 cycles then alert | |
| if 5 restarts within 5 cycles then timeout |
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| check process nginx with pidfile /var/run/nginx.pid | |
| start program = "/usr/sbin/service nginx start" | |
| stop program = "/usr/sbin/service nginx stop" | |
| if failed host localhost port 80 protocol http | |
| and request '/' then alert | |
| if changed pid then alert | |
| if children > 25 then restart | |
| if total memory > 60% for 5 cycles then restart | |
| if total cpu > 80% for 5 cycles then restart | |
| if 6 restarts within 26 cycles then alert | |
| if 5 restarts within 5 cycles then timeout |
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| check process sshd with pidfile /var/run/sshd.pid | |
| start program = "/usr/sbin/service ssh start" | |
| stop program = "/usr/sbin/service ssh stop" | |
| if failed port 22 protocol ssh then restart | |
| if 5 restarts within 5 cycles then timeout |
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| check system wing | |
| if loadavg (1min) > 6 for 5 cycles then alert | |
| if loadavg (5min) > 4 for 5 cycles then alert | |
| if memory usage > 75% for 5 cycles then alert | |
| if swap usage > 75% for 5 cycles then alert | |
| if cpu usage (user) > 70% for 5 cycles then alert | |
| if cpu usage (system) > 30% for 5 cycles then alert | |
| if cpu usage (wait) > 20% for 5 cycles then alert | |
| check filesystem root with path / | |
| if space usage > 90% for 5 cycles then alert |
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