Overview

By leveraging the experience of our container O&M experts, health diagnosis monitors cluster health to detect cluster faults and identify risks in a timely manner. It also provides rectification suggestions.

Health Diagnosis Coverage

The following figure shows the health diagnosis coverage.

Figure 1 Health diagnosis coverage

Health Diagnosis Capabilities

Out-of-the-box diagnosis (without Monitoring Center enabled)
Comprehensive check of cluster health (with Monitoring Center enabled)
Health scores based on diagnosis results
Scheduled inspection and visualized inspection results
Inspection history for analyzing fault causes
Risk levels and rectification suggestions

Application Scenarios

You can check the cluster health before a cluster change and perform health diagnosis at any time.
You can set a scheduled inspection to identify cluster risks on schedule.

The following table lists the inspection items.

Dimension	Inspection Item
O&M	Cluster O&M Cluster security group configuration Cluster resource planning Resource quotas allocated to a tenant
Resources and services	Storage add-on (Everest) status Log collection add-on (log-agent) status Domain name resolution add-on (CoreDNS) status Worker node load status Worker node status Pod configuration Pod workload Pod status