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NFSv3 Exports Not Mounting After Exadata Node Upgrade From OL5.10 To OL6.6 (Doc ID 2006173.1)

Last updated on APRIL 12, 2022

Applies to:

Linux OS - Version Oracle Linux 5.10 to Oracle Linux 6.6 [Release OL5U10 to OL6U6]
Oracle Exadata Hardware - Version and later
Oracle Cloud Infrastructure - Version N/A and later
Information in this document applies to any platform.


After upgrading Exadata X4-2 Data Base nodes from patch version to which updates Operating System from Oracle Linux version 5.10 to 6.6 the 2.6.39 and above kernel uses default NFSv4, when trying to use NFSv3 the mount procedure fails with the following errors:



Exadata X4-2 Data Base patch upgrade from to

Operating System upgrade from Oracle Linux 5.10 to Oracle Linux 6.6

NFSv3 to NFSv4


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