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ポッドは再起動し続け、CrashLoopBackOff状態になります

ポッドの1つが起動せず、常に再起動していて、CrashLoopBackOff状態になっています。

名前READYステータス再起動年齢

quasar-api-staging-14c385ccaff2519688add0c2cb0144b2-3r7v4   0/1      
CrashLoopBackOff   72         5h

ポッドを記述すると、次のようになります（イベントのみ）。

FirstSeen LastSeen Count From SubobjectPath Reason Message

  57m       57m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 7515ced7f49c
  57m       57m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 7515ced7f49c
  52m       52m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 2efe8885ad49
  52m       52m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 2efe8885ad49
  46m       46m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id a4361ebc3c06
  46m       46m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id a4361ebc3c06
  41m       41m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 99bc3a8b01ad
  41m       41m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 99bc3a8b01ad
  36m       36m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 3e873c664cde
  36m       36m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 3e873c664cde
  31m       31m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 97680dac2e12
  31m       31m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 97680dac2e12
  26m       26m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 42ef4b0eea73
  26m       26m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 42ef4b0eea73
  21m       21m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 7dbd65668733
  21m       21m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 7dbd65668733
  15m       15m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id d372cb279fff
  15m       15m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id d372cb279fff
  10m       10m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id bc7f5a0fe5d4
  10m       10m     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id bc7f5a0fe5d4
  5m        5m      1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id b545a71af1d2
  5m        5m      1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id b545a71af1d2
  3h        25s     43  {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Pulled  Container image "us.gcr.io/skywatch-app/quasar-api-staging:15.0" already present on machine
  25s       25s     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Started Started with docker id 3e4087281881
  25s       25s     1   {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Created Created with docker id 3e4087281881
  3h        5s      1143    {kubelet gke-skywatch-cf86c224-node-21bm}   spec.containers{quasar-api-staging} Backoff Back-off restarting failed docker container

ポッドのログにもあまり表示されません。

Pod "quasar-api-staging-14c385ccaff2519688add0c2cb0144b2-3r7v4" in namespace "default": container "quasar-api-staging" is in waiting state.

ポッドをローカルで実行できましたが、動作しているようです。他に何を確認または試すべきかわかりません。ヘルプやトラブルシューティングの手順は大歓迎です！

kubernetesgoogle-kubernetes-engine
7
Dexter J.

kubectl logs <podid> --previousを実行して、コンテナの以前のインスタンスからのログを確認してみてください。

8
Ian Lewis

これは遅い回答ですが、30分前に見つけたかったものです。

私の場合、その理由は、ノードに最新のタグが付けられた障害のあるバージョンのディスク上のDockerイメージがあったためです。

私の解決策は、ノードインスタンスから障害のあるイメージを削除することでした。

docker rmi faulty:latest
0
javabeangrinder