Hadoop connector events
The following table lists the events that are created for the Hadoop connector component.
| Event | Event type | Severity | Message | Description | Cause | User Action |
|---|---|---|---|---|---|---|
| hadoop_datanode_down | STATE_CHANGE | ERROR | Hadoop DataNode service is down. |
The Hadoop DataNode service is down. |
The Hadoop DataNode process is not running. | Start the Hadoop DataNode service. |
| hadoop_datanode_up | STATE_CHANGE | INFO | Hadoop DataNode service is up. |
The Hadoop DataNode service is running. |
The Hadoop DataNode process is running. | N/A |
| hadoop_datanode_warn | INFO | WARNING | Hadoop DataNode monitoring returned unknown results. |
The Hadoop DataNode service check returned unknown results. | The Hadoop DataNode service status check returned unknown results. | If this status persists after a few minutes, restart the DataNode service. |
| hadoop_namenode_down | STATE_CHANGE | ERROR | Hadoop NameNode service is down. |
The Hadoop NameNode service is down. |
The Hadoop NameNode process is not running. | Start the Hadoop NameNode service. |
| hadoop_namenode_up | STATE_CHANGE | INFO | Hadoop NameNode service is up. |
The Hadoop NameNode service is running. | The Hadoop NameNode process is running. | N/A |
| hadoop_namenode_warn | INFO | WARNING | Hadoop NameNode monitoring returned unknown results. |
The Hadoop NameNode service status check returned unknown results. | The Hadoop NameNode service status check returned unknown results. | If this status persists after a few minutes, restart the NameNode service. |