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etcd エラーによりクラスターのブートストラップが失敗する

Solution Verified - Updated -

Issue

クラスターのブートストラップが次のような etcd エラーにより失敗します。

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."

同様のエラーが bootkube.sh の出力にも表示される場合があります。

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

Environment

  • Red Hat OpenShift Container Platform v4.1

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