check process cron
  with pidfile /var/vcap/sys/run/cron/cron.pid
  start program "/var/vcap/jobs/cron/bin/monit_debugger cron_ctl '/var/vcap/jobs/cron/bin/cron_ctl start'"
  stop program "/var/vcap/jobs/cron/bin/monit_debugger cron_ctl '/var/vcap/jobs/cron/bin/cron_ctl stop'"
  group vcap
