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Activity Monitor Will Not Start - Logging Indicates Port 9998 in Use but it is Not on Oracle Big Data Appliance V2 (Doc ID 1602021.1)

Last updated on SEPTEMBER 17, 2017

Applies to:

Big Data Appliance Integrated Software - Version 2.0 and later
Linux x86-64


1. Cloudera Manager
Cloudera Manager > Services > mgmt

shows that the Activity Monitor used to monitor the jobs and activities running on the Hadoop cluster is not up.

2. This may be observed during a Mammoth install during the " StartHadoopServices" step.

3. Checking the ACTIVITYMONITOR log file on Node 3 of the cluster under /var/log reports:


failed Address already in use



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