Upgrade Advisor Warning: NFS mounts
Applies to
- Cluster ONTAP Upgrades from 9.6 to later.
Issue
When validating an upgrade of Cluster ONTAP, the ActiveIQ Upgrade Advisor presents the warning:
![Upgrade Advisor Warning: NFS mounts](https://kb.netapp.com/@api/deki/files/93269/clipboard_e969594c9598641cbea5361527ed9bc16.png?revision=1)
Pre-Update Check: NFS Mounts
Error: This cluster is serving NFS clients. If NFS soft mounts are used, there is a possibility of frequent NFS timeouts and race conditions that can lead to data corruption during the upgrade
Advice: Use NFS hard mounts, if possible