Merge remote-tracking branch 'origin/master'

孔祥富

2021-02-27 4e94fa3ebf98bb8a9a6eda39a7324461fc4ebb40

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groups:
  - name: memory_over
    rules:
      - alert: NodeMemoryUsage
        expr: (node_memory_MemTotal_bytes - (node_memory_MemFree_bytes+node_memory_Buffers_bytes+node_memory_Cached_bytes )) / node_memory_MemTotal_bytes * 100 > 80
        for: 20s
        labels:
          user: MrBird
        annotations:
          summary: "{{$labels.instance}}: High Memory usage detected"
          description: "{{$labels.instance}}: Memory usage is above 80% (current value is:{{ $value }})"