Ambari alerts
Descriptions, potential causes and possible rememdies for alerts triggered by Ambari.
| Alert | Alert Type | Description | Potential Causes | Possible Remedies |
|---|---|---|---|---|
| Host Disk Usage | SCRIPT | 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 | SERVER | 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 | SERVER | 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 | SERVER | 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. |