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ワークノードが増加すると、Reason:CrashLoopBackOffでTridentポッドがクラッシュします

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環境

  • NetApp Trident
  • Kubernetes ( Kubernetes )

問題

ワークノードが増加 CrashLoopBackOffすると、との三者ポッドがクラッシュする。

例:

[root@trident-installer]# kubectl describe pod -n trident
...
State:          Waiting
Reason:       CrashLoopBackOff

ログ trident-controller-previous-sidecar-csi-attacher ファイルからエラーが見つかりました。

例:

 I0420 11:25:13.495520 1 connection.go:186] GRPC error: rpc error: code = FailedPrecondition desc = Trident initialization failed; unable to reconcile node access on backend; error adding IQN iqn.1994-05.com.redhat:18bd666cbf4 to igroup custom: API status: failed, Reason: Invalid IQN "iqn.1994-05.com.redhat:18bd666cbf4 ": The Naming Authority and String fields may contain only the characters a-z, 0-9, ".", ":", and "-"., Code: 13115 E0420 11:25:13.495583 1 main.go:124] CSI driver probe failed: rpc error: code = FailedPrecondition desc = Trident initialization failed; unable to reconcile node access on backend; error adding IQN iqn.1994-05.com.redhat:18bd666cbf4 to igroup custom: API status: failed, Reason: Invalid IQN "iqn.1994-05.com.redhat:18bd666cbf4 ": The Naming Authority and String fields may contain only the characters a-z, 0-9, ".", ":", and "-"., Code: 13115 

 

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