[AMBARI-17107] Ambari Alert for NameNode Last Checkpoint in NameNode HA

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 2.2.2
• Fix Version/s: 2.4.0
• Component/s: alerts
• Labels: easyfix

Environment

Hortonworks HDP 2.4.2 with HDFS HA enabled.

• Assignee: Unassigned
• Reporter: Rahul Pathak
• Created: 08/Jun/16 05:26
• Updated: 20/Oct/16 19:45
• Resolved: 20/Oct/16 19:45

Description

As can be seen in https://github.com/apache/ambari/blob/trunk/ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/alerts/alert_checkpoint_time.py

At line

NN_HTTP_ADDRESS_KEY = '{{hdfs-site/dfs.namenode.http-address}}'

It will not work in case of HA enabled cluster.

In case of HA this property will not exist and alert will fail.

Issue Links

• duplicates: AMBARI-17339 Ambari alert "NameNode Last Checkpoint" failing when NameNode is HA
• is duplicated by: AMBARI-17339 Ambari alert "NameNode Last Checkpoint" failing when NameNode is HA