Node Status Abnormalities Caused by Port Faults

Symptom

The ZooKeeper port is faulty, and thus the incoming data of the ZooKeeper leader node is discarded. As a result, the ZooKeeper heartbeat is abnormal, and the status of all ZooKeeper nodes is abnormal.

Cause Analysis

This fault is a native ZooKeeper fault.

Solution

If the ZooKeeper cluster is invalid, manually rectify the port fault and then restart ZooKeeper.

Parent topic: ZooKeeper Faults