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documenting multi-dc support

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alexanderjardim 2015-05-27 03:06:55 -03:00
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@ -97,6 +97,16 @@ This variable sets the name of the cluster and must be the same for all nodes in
This variable sets number of tokens for this node. It will set the [`num_tokens`](http://docs.datastax.com/en/cassandra/2.1/cassandra/configuration/configCassandra_yaml_r.html?scroll=reference_ds_qfg_n1r_1k__num_tokens) option of `cassandra.yaml`.
### `CASSANDRA_DC`
This variable sets the datacenter name of this node. It will set the [`dc`] option of `cassandra-rackdc.properties`.
### `CASSANDRA_RACK`
This variable sets the rack name of this node. It will set the [`rack`] option of `cassandra-rackdc.properties`.
### `CASSANDRA_ENDPOINT_SNITCH`
This variable sets the snitch implementation this node will use. It will set the [`endpoint_snitch`] option of `cassandra.yml`.
# Caveats
## Where to Store Data