CONTAP-248951：ONTAPアップグレード後にクラスタスイッチでSwitchUnreachable_Alert（IP address not reachable）が報告される

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Category:: ontap-9

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問題

ONTAPをアップグレードしたあと、1つ以上のノードでクラスタスイッチに到達できないことが報告されます。

ClusterA::*> system switch ethernet show
Switch            Type         Address      Model
--------------------------- ------------------ ---------------- ---------------
Switch-A1
               cluster-network   1.2.3.4      OTHER
Serial Number: Unknown
Is Monitored: false
Reason: IP address not reachable
Software Version: Cumulus Linux version 5.4.0 running on Mellanox
Technologies Ltd. MSN2010
Version Source: LLDP
Switch-A2
               cluster-network   1.2.3.5      MSN2100-CB2FC
Serial Number: Unknown
Is Monitored: false
Reason: IP address not reachable
Software Version: Cumulus Linux version 5.4.0 running on Mellanox
Technologies Ltd. MSN2010
Version Source: LLDP

system health alert showの出力にもアラートが表示されます。

Node: ClusterA-01
Alert ID: SwitchUnreachable_Alert
Resource: Switch-A1
Severity: Major
Indication Time: Fri May 03 09:39:17 2024
Suppress: false
Acknowledge: false
Probable Cause: The ethernet switch's IP address is not reachable from the local node.
Possible Effect: Monitoring of the switch and log collection will not function.
Corrective Actions: Ensure that the IP address is reachable or specify the correct reachable IP address.
Node: ClusterA-01
Alert ID: SwitchUnreachable_Alert
Resource: Switch-A2
Severity: Major
Indication Time: Fri May 03 09:39:18 2024
Suppress: false
Acknowledge: false
Probable Cause: The ethernet switch's IP address is not reachable from the local node.
Possible Effect: Monitoring of the switch and log collection will not function.
Corrective Actions: Ensure that the IP address is reachable or specify the correct reachable IP address.