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Any service impact during CVO upgrade?

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Applies to

Cloud Volumes ONTAP (CVO)

Answer

Upgrading a single-node environment takes the system offline for up to 25 minutes, during which I/O is interrupted.

Upgrading an HA pair is non-disruptive, as long as the cluster is in a healthy state. Each node is upgraded in tandem to continue serving I/O to clients.

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