graphite - What is the purpose of <Node "node"> in write_graphite plugin of collectd? -

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i trying understand purpose of "node" tag is. plugin config file. situation 1 needs use multiple node tags?

<plugin write_graphite>   <node "default">     host "graphitehost"     port "2003"     protocol "tcp"     logsenderrors true     prefix "collectd."     storerates true     alwaysappendds false     escapecharacter "_"   </node> </plugin>

simply when want send data multiple graphite servers.


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