Help Center/ MapReduce Service/ User Guide (ME-Abu Dhabi Region)/ Managing an Existing Cluster/ Health Check Management/ Kafka Health Check Indicators
Updated on 2022-02-22 GMT+08:00
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Kafka Health Check Indicators

Number of Available Broker Nodes

Indicator: Number of Brokers

Description: This indicator is used to check the number of available Broker nodes in a cluster. If the number of available Broker nodes in a cluster is less than 2, the cluster is unhealthy.

Recovery Guide: If the indicator is abnormal, go to the Kafka service instance page and click the host name of the unavailable Broker instance. View the host health status in the Overview area. If the host health status is Good, rectify the fault by referring to the alarm handling suggestions in Process Fault. If the status is not Good, rectify the fault by referring to the handling procedure of the Node Fault alarm.

Service Health Status

Indicator: Service Health Status

Description: This indicator is used to check whether Kafka service status is normal. If the status is abnormal, the service is unhealthy.

Recovery Guide: If the indicator is abnormal, rectify the fault by referring to the alarm "Kafka Service Unavailable".

Checking Alarms

Indicator: Alarm Information

Description: This indicator is used to check whether alarms exist. If alarms exist, the service is unhealthy.

Recovery Guide: If this indicator is abnormal, you can rectify the fault by referring to the alarm handling guide.

Parent topic: Health Check Management