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iscsi LUN のエラーメッセージ kernel: connectionXX:0: detected conn error (1020)

Solution Verified - Updated -

Issue

  • 外部ストレージの ISCSI LUN が 2 つのサーバーで共有されています。iscsi LUN に関連する以下のエラーメッセージが /var/log/messages ファイルに記録されます。
Apr  1 11:43:11 hostname kernel: connection36:0: detected conn error (1020)
Apr  1 11:43:11 hostname kernel: connection34:0: detected conn error (1020)
Apr  1 11:43:11 hostname kernel: connection33:0: detected conn error (1020)
Apr  1 11:43:12 hostname iscsid:Kernel reported iSCSI connection 18:0 error (1020 - ISCSI_ERR_TCP_CONN_CLOSE:TCP connection closed) state (3)
Apr  1 11:43:12 hostname iscsid:Kernel reported iSCSI connection 20:0 error (1020 - ISCSI_ERR_TCP_CONN_CLOSE:TCP connection closed) state (3)
Apr  1 11:43:12 hostname iscsid:Kernel reported iSCSI connection 30:0 error (1020 - ISCSI_ERR_TCP_CONN_CLOSE:TCP connection closed) state (3)

Environment

  • Red Hat Enterprise Linux 6
  • ISCSI

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