Help Center > > User Guide> Connecting to Clusters> Accessing Web Pages of Open Source Components Managed in MRS Clusters> List of Open Source Component Ports

List of Open Source Component Ports

Updated at: Dec 31, 2019 GMT+08:00

Common Ports of HBase

Parameter

Default Port

Port Description

hbase.master.port

16000

HMaster RPC port

Used for the HBase client to connect to HMaster.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.master.info.port

16010

HMaster HTTPS port

Used for a remote Web client to connect to the HMaster UI.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.regionserver.port

16020

RegoinServer RPC port

Used for the HBase client to connect to RegionServer.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.regionserver.info.port

16030

RegionServer HTTPS port

Used for a remote Web client to connect to the RegionServer UI.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.thrift.info.port

9095

ThriftServer monitoring port of ThriftServer

Used to monitor client connections.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.regionserver.thrift.port

9090

ThriftServer monitoring port of RegionServer

Used to monitor connections between the client and RegionServer.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hbase.rest.info.port

8085

Port of the native web UI of RegionServer RESTServer

-

21309

REST port of RegionServer RESTServer

Common Ports of HDFS

Parameter

Default Port

Port Description

dfs.namenode.rpc.port

9820

NOTE:

The default value is 8020 for open-source versions earlier than 3.0.0.

NameNode RPC port

Used for:

1. Communications between the HDFS client and NameNode

2. Connection between DataNode and NameNode

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.namenode.http.port

9870

NOTE:

The default value is 50070 for open-source versions earlier than 3.0.0.

HDFS HTTP port (NameNode)

Used for:

1. Point-to-point NameNode checkpoint operations

2. Connection between the remote Web client and the NameNode UI

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.namenode.https.port

9871

NOTE:

The default value is 50470 for open-source versions earlier than 3.0.0.

HDFS HTTPS port (NameNode)

Used for:

1. Point-to-point NameNode checkpoint operations

2. Connection between the remote Web client and the NameNode UI

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.datanode.ipc.port

9867

NOTE:

The default value is 50020 for open-source versions earlier than 3.0.0.

DataNode IPC server port

Used for the client to connect to DataNode for performing RPC operations.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.datanode.port

9866

NOTE:

The default value is 50010 for open-source versions earlier than 3.0.0.

DataNode data transmission port

Used for:

1. Communications between the HDFS client and DataNode for data transmission

2. Point-to-point data transmission on DataNode

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.datanode.http.port

9864

NOTE:

The default value is 50075 for open-source versions earlier than 3.0.0.

DataNode HTTP port

Used for a remote Web client to connect to the DataNode UI in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.datanode.https.port

9865

NOTE:

The default value is 50475 for open-source versions earlier than 3.0.0.

DataNode HTTPS port

Used for a remote Web client to connect to the DataNode UI in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.JournalNode.rpc.port

8485

JournalNode RPC port

Used for client communications for accessing various information.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.journalnode.http.port

8480

JournalNode HTTP port

Used for a remote Web client to connect to JournalNode in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

dfs.journalnode.https.port

8481

JournalNode HTTPS port

Used for a remote Web client to connect to JournalNode in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

httpfs.http.port

14000

HttpFS HTTP server monitoring port

Used for a remote REST API to connect to HttpFS.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common Ports of Hive

Parameter

Default Port

Port Description

templeton.port

50111

Port for WebHCat to provide REST services

Used for communications between WebHCat clients and WebHCat servers.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hive.server2.thrift.port

10000

Port for HiveServer to provide Thrift services

Used for communications between HiveServer clients and HiveServer.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

hive.metastore.port

9083

Port for MetaStore to provide Thrift services

Used for communications between the MetaStore client and MetaStore, that is, communications between HiveServer and MetaStore.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Hue

Parameter

Default Port

Port Description

HTTP_PORT

8888

Port for Hue to provide HTTPS services

Used to provide web services using HTTPS. This parameter can be modified.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Kafka

Parameter

Default Port

Port Description

port

9092

Port for Broker to receive and obtain data

ssl.port

9093

SSL port for Broker to receive and obtain data

sasl.port

21007

Port for Broker to provide SASL security authentication and security Kafka services

sasl-ssl.port

21009

Port for Broker to provide SASL security authentication and SSL communications as well as security authentication and communication encryption services

Common ports of Loader

Parameter

Default Port

Port Description

LOADER_HTTPS_PORT

21351

Port for providing REST APIs for Loader job configuration and running

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Manager

Parameter

Default Port

Port Description

-

8080

Port provided by WebService for user access

Used to access the Web UI.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

-

28443

Port provided by WebService for user access

Used to access the Web UI.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of MapReduce

Parameter

Default Port

Port Description

mapreduce.jobhistory.webapp.port

19888

Web HTTP port of the JobHistory server

Used to view the web page of the JobHistory server.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

mapreduce.jobhistory.port

10020

JobHistory server port

Used for:

1. The MapReduce client restores task data.

2. The Job client obtains task reports.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

mapreduce.jobhistory.webapp.https.port

19890

Web HTTPS port of the JobHistory server

Used to view the web page of the JobHistory server.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Spark

Parameter

Default Port

Port Description

hive.server2.thrift.port

22550

JDBC Thrift port

Used for socket communications between Spark2.1.0 CLI/JDBC and the Spark2.1.0 CLI/JDBC server.

NOTE:

If hive.server2.thrift.port is occupied, a port occupation exception will be thrown.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

spark.ui.port

4040

JDBC Web UI port

Used for HTTPS/HTTP communications between Web requests and the JDBC Server Web UI server

NOTE:

The system obtains the port according to the parameter setting and checks its validity. If the port is invalid, the system increases the port number by 1 each time for a maximum of 16 times until a valid port is obtained. The number of retries can be configured using spark.port.maxRetries.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

spark.history.ui.port

18080

JobHistory Web UI port

Used for HTTPS/HTTP communications between Web requests and the Spark2.1.0 History Server server.

NOTE:

The system obtains the port according to the parameter setting and checks its validity. If the port is invalid, the system increases the port number by 1 each time for a maximum of 16 times until a valid port is obtained. The number of retries can be configured using spark.port.maxRetries.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Storm

Parameter

Default Port

Port Description

nimbus.thrift.port

6627

Port for Nimbus to provide thrift services

supervisor.slots.ports

"6700,6701,6702,6703"

Port for receiving requests forwarded from other servers

logviewer.https.port

29248

Port for Logviewer to provide HTTPS services

ui.https.port

29243

Port for the Storm UI to provide HTTPS services (ui.port)

Common ports of YARN

Parameter

Default Port

Port Description

yarn.resourcemanager.webapp.port

8088

Web HTTP port of the ResourceManager service

yarn.resourcemanager.webapp.https.port

8090

Web HTTPS port of the ResourceManager service

Used to access the ResourceManager web application in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

yarn.nodemanager.webapp.port

8042

NodeManager Web HTTP port

yarn.nodemanager.webapp.https.port

8044

NodeManager Web HTTPS port

Used to access the NodeManager web applications in security mode.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of ZooKeeper

Parameter

Default Port

Port Description

clientPort

2181

ZooKeeper client port

Used for the ZooKeeper client to connect to the ZooKeeper server.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Kerberos

Parameter

Default Port

Port Description

kdc_ports

21732

KerberOS server port

Used for Kerberos authentication. This parameter may be used for configuring mutual trust relationships between clusters.

NOTE:

The value range of the port is just a suggestion and is specified in the product. In addition, the value range of the port is not limited in code.

  • Port enabled by default during the installation: Yes
  • Port enabled after security hardening: Yes

Common ports of Opentsdb

Parameter

Default Port

Port Description

tsd.network.port

4242

Web UI port of OpenTSDB

Used for HTTPS/HTTP communications between web requests and OpenTSDB UI servers

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