HDFS - Web UI (Namenode UI)

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A typical HDFS install configures a client web server to navigate the HDFS namespace and view the contents of its files.

Hdfs Namenode Ui



Service Nodes Port Protocol Description
NameNode web UI Head nodes 50070 HTTPS Default - Web UI to view status
NameNode web UI Head nodes 30070 HTTPS Private port - Web UI to view status on Azure



From the config file:





or command line:

hdfs getconf -confKey dfs.namenode.http-address.mycluster.nn1

Discover More
Hdfs Ui Block Information
HDFS - Block

in HDFS. The block size can be changed by file. Block are stored on a datanode and are grouped in block pool The location on where the blocks are stored is defined in hdfs-site.xml....
Hdfs Ui Block Pool Id
HDFS - Block Pool

A block pool is a collection of block (on a datanode ???) See the options -deleteBlockPool of dfsadmin. where: Snpashot from the Overview of Snapshot from ...
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HDFS - Client Connection

A client establishes a connection to a configurable TCP port on the NameNode machine. It talks the ClientProtocol with the NameNode. A Remote Procedure Call (RPC) abstraction wraps both the Client Protocol...
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HDFS - NameNode

NameNode is an HDFS daemon that run on the head node. It' s the head process of the cluster that manages: the file system namespace and regulates access to files by clients. The NameNode: executes...
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HDFS - Port

Example for the private port of an Azure cluster Service Nodes Port Protocol Description NameNode web UI Head nodes 30070 HTTPS Web UI to view status NameNode metadata service head nodes 8020...
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HDFS - WebHDFS (Rest API )

WebHDFS is a rest api for the HDFS file system Example: A Web URL provides an Upload end-point into a designated HDFS folder. where: the port 30070 is the port of the namenode ui ...

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