Cluster Bootstrap Fails Due to etcd Errors

Issue

Cluster bootstrap fails due to etcd errors such as:

2019-07-22T15:37:56.938597970+00:00 stderr F I0722 15:37:56.938540       1 run.go:134] checking against etcd-2.
2019-07-22T15:38:01.939742071+00:00 stderr F E0722 15:38:01.939700       1 run.go:63] error looking up self: could not resolve member "etcd-2."

Similar errors might be seen in the bootkube.sh output.

Jul 17 15:57:09 system1 bootkube.sh[11913]: https://etcd-1.apps.x86.domain.fake:2379 is unhealthy: failed to commit proposal: context deadline exceeded
Jul 17 15:57:09 system1 bootkube.sh[11913]: https://etcd-0.apps.x86.domain.fake:2379 is unhealthy: failed to commit proposal: context deadline exceeded
Jul 17 15:57:09 system1 bootkube.sh[11913]: Error: unhealthy cluster