etcd latency, and issues it can cause with OpenShift Container Platform

Solution In Progress - Updated -

Issue

  • We see below on the elected leader for etcd.
Oct 24 10:50:05 HOSTNAME etcd[20603]: start to snapshot (applied: 626957527, lastsnap: 626947526)
Oct 24 10:50:19 HOSTNAME etcd[20603]: failed to send out heartbeat on time (deadline exceeded for 1.184735632s)

Environment

  • OpenShift Container Platform 3.x

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