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MapReduce Service in Bad Health with Failover Controller Down in Cloudera Manager on Oracle Big Data Appliance V2.2/CDH 4.3 (Doc ID 1591023.1)

Last updated on JANUARY 23, 2014

Applies to:

Big Data Appliance Integrated Software - Version 2.0.1 and later
Linux x86-64


1. From Cloudera Manager (CM) the MapReduce Service is in Bad Health:

2. Drilling down shows the message:

No connection to determine the active JobTracker could be made for the last 3 minute(s).
Test cannot be run and will be considered failing:
Test of whether a JobTracker is running, healthy and active.

3. Both Failover Controllers are down:

4. Restarting the Failover Controllers does not bring them up.

5. All other services are in Good Health


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