sudo gem install riemann-cli

# riemann-cli send --service=TestEvent --metric="31337" --state=warning --ttl=20 --description="This is a test event" --tags=riemann test
# riemann-cli query --string='service = "TestEvent"'

# riemann test /etc/riemann/riemann.config

riemann-cli send --service=Mailtest --metric="3l337" --state=error -ttl=20 --description="Mail function test" --tags=riemann test www

(let [client (tcp-client :host "dc_monitoring")]
  (by [:host :service]
    (forward client)))

(let [client (tcp-client :host "dc_monitoring")]
  (by [:host :service]
    (where (state "error")
      (forward client))))

sudo gem install riemann-tools

riemann-health -h <Server> -e <Client> -u 0.2 -r 0.5 -d 0.2 -s 0.3 -o l &

(streams
  (where (service "postgres")
    graph))