`timeout`:: (time units) Specifies the period of time to wait for a response. If no response is received before the timeout expires, the request fails and returns an error. Defaults to `30s`. For more information about time units, see <>. `master_timeout`:: (time units) Specifies the period of time to wait for a connection to the master node. If no response is received before the timeout expires, the request fails and returns an error. Defaults to `30s`. For more information about time units, see <>.