It is imperative to keep a close watch on all the Cron jobs you have defined on your system, this would include checking errors and validation of codes. For monitoring of defined Cron Jobs, a developer can use a “Hosted monitoring system” like PushMon. This kind of a system is defined as a push monitoring system as it depends on receiving signals from Cron jobs for monitoring and error notification. A system like PushMon has the following 4 steps in its monitor of your Cron job.