Meaning of "Member doesn't have leader" alert for etcd alert

This alert as shown below is issued when an etcd member node does not have a leader or cannot reach its leader:

Screen_Shot_2018-10-01_at_8.17.35_PM.png

 

As documented here https://github.com/etcd-io/etcd/blob/master/Documentation/metrics.md, metric `has_leader`:

If a member does not have a leader, it is totally unavailable. If all the members in the cluster do not have any leader, the entire cluster is totally unavailable.


The metric etcd_server_has_leader is obtained from the etcd /metrics HTTP endpoint. 

 

 

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