Help Center/ MapReduce Service/ User Guide (ME-Abu Dhabi Region)/ Managing an Existing Cluster/ Health Check Management/ Yarn Health Check Indicators

Updated on 2022-02-22 GMT+08:00

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Yarn Health Check Indicators

Service Health Status

Indicator: Service Health Status

Description: This indicator is used to check whether Yarn service status is normal. If the number of NodeManager nodes cannot be obtained, the system is unhealthy.

Recovery Guide: If this indicator is abnormal, you can handle the alarm by referring to the alarm handling guide and make sure that the network is normal.

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

Previous topic: Storm Health Check Indicators

Next topic: ZooKeeper Health Check Indicators

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