The cluster topology is normal, but the system info in Grafana does not display data

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Original topic: 集群状图正常，但是grafana中的system info 不显示数据

| username: 胡杨树旁

The cluster status shows normal.
The system info in the overview shows an issue.

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| username: Kongdom | Original post link

Try starting the cluster

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| username: 胡杨树旁 | Original post link

Teacher, should we restart the cluster?

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| username: Kongdom | Original post link

Yes, referring to the above case, it was resolved after a restart.