Apache Ambari Operations
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Ambari Alerts


Alert Type


Potential Causes

Possible Remedies

Host Disk Usage


This host-level alert is triggered if the amount of disk space used on a host goes above specific thresholds (50% warn, 80% crit ).

The amount of free disk space left is low.

Check host for disk space to free or add more storage.

Ambari Agent Heartbeat


This alert is triggered if the server has lost contact with an agent.

Ambari Server host is unreachable from Agent host

Ambari Agent is not running

Check connection from Agent host to Ambari Server

Check Agent is running

Ambari Server Alerts


This alert is triggered if the server detects that there are alerts which have not run in a timely manner

Agents are not reporting alert status

Agents are not running

Check that all Agents are running and heartbeating

Ambari Server Performance


This alert is triggered if the Ambari Server detects that there is a potential performance problem with Ambari.

This type of issue can arise for many reasons, but is typically attributed to slow database queries and host resource exhaustion.

Check your Ambari Server database connection and database activity. Check your Ambari Server host for resource exhaustion such as memory.