Hadoop Default Ports Quick Reference | Apache Hadoop for the Enterprise | Cloudera: "Web UIs for the Common User
The default Hadoop ports are as follows:
Daemon Default Port Configuration Parameter
HDFS Namenode 50070 dfs.http.address
Datanodes 50075 dfs.datanode.http.address
Secondarynamenode 50090 dfs.secondary.http.address
Backup/Checkpoint node? 50105 dfs.backup.http.address
MR Jobracker 50030 mapred.job.tracker.http.address
Tasktrackers 50060 mapred.task.tracker.http.address"
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