Administering HDFS
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Storm service ports

Note the default ports used by Storm.

The following table lists the default ports used by Storm.

Table 1. Storm Service Ports
Service Servers Default Port Default Ambari Port Protocol Description Need End User Access? Configuration Parameters

ZooKeeper Port

2181 Port used by localhost to talk to ZooKeeper.

storm.zookeeper.port

DRPC Port 3772

drpc.port

DRPC Invocations Port

3773

drpc.invocations.port

Nimbus Thrift Port

6627

nimbus.thrift.port

Supervisor Slots Ports 6700, 6701, 6702, 6703 Defines the amount of workers that can be run on this machine. Each worker is assigned a port to use for communication.

supervisor.slots.ports

Logviewer Port 8000

logviewer.port

UI Port 8080 8744

ui.port