simple_dstat-td-agent.conf

# key の構成は変わってしまうけど td-agent.conf としてはこっちのほうがシンプル

<source>
  type dstat
  tag dstat.__HOSTNAME__
  option -lnc
  delay 3
</source>

<match dstat.**>
  type flatten_hash
  add_tag_prefix flattened.
  separator .
</match>

<match flattened.dstat.**>
  type graphite
  host localhost
  remove_tag_prefix flattened.dstat.
  port 2003
  tag_for prefix
  name_key_pattern ^((?!hostname).)*$
</match>

td-agent.conf

# https://github.com/hotchpotch/fluent-plugin-graphite を https://github.com/studio3104/fluent-plugin-graphite に置き換えた場合に http://blog.nomadscafe.jp/2014/04/dstat-fluentd-graphite-grafana.html と同じ出力をするための設定

<source>
  type dstat
  tag dstat
  option -lcn
  delay 5
</source>

<match dstat>
  type copy
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "loadavg-short" => record["dstat"]["load avg"]["1m"] }
  </store>
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "cpu-usr" => record["dstat"]["total cpu usage"]["usr"] }
  </store>
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "cpu-sys" => record["dstat"]["total cpu usage"]["sys"] }
  </store>
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "cpu-hiq" => record["dstat"]["total cpu usage"]["hiq"] }
  </store>
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "cpu-siq" => record["dstat"]["total cpu usage"]["siq"] }
  </store>
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "net-recv" => record["dstat"]["net/total"]["recv"] }
  </store>  
  <store>
    type map
    tag  "map.dstat.gauges." + record["hostname"]
    time time
    record { "net-send" => record["dstat"]["net/total"]["send"] }
  </store>  
</match>

<match map.dstat.**>
  type              graphite
  host              localhost
  port              2003
  remove_tag_prefix map
  name_key_pattern  .+
</match>