gistfile1.txt

(let [hostcnt (:metric (riemann.index/lookup index nil "hostcount"))
  conns (/ (:metric ev) (max hostcnt 1))
  cooling (not (nil? (riemann.index/lookup index "scaling" "suspended")))
 ]
  (if (and (not cooling) ({{scale_direction}} hostcnt {{scale_limit}}) ({{scale_direction}} {{scale_threshold}} conns))
    (do
      (process-policy-triggers ev)
      (riemann.index/update index {:host "scaling" :service "suspended" :time (unix-time) :description "cooldown flag" :metric 0 :ttl {{cooldown_time}} :state "ok"})
    )
  )
)