check process redis
  with pidfile /home/leafpile/app/db/redis/production/redis.pid
  start program = "/opt/redis/bin/redis-server /home/leafpile/app/config/redis/production.conf"
        as uid leafpile and gid leafpile
  stop program = "/opt/redis/bin/redis-cli -p 22222 shutdown"
        as uid leafpile and gid leafpile
  if failed host 127.0.0.1 port 22222 then restart