check process spamd with pidfile /var/run/spamd.pid
   group mail
   start program = "/etc/init.d/spamd start"
   stop  program = "/etc/init.d/spamd stop"
   if 5 restarts within 5 cycles then timeout
   if cpu usage > 99% for 5 cycles then alert
   if mem usage > 99% for 5 cycles then alert