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Unable to mount FlexCache Volume due to issue with linux kernal version

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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • Ontap 9
  • FLexCache

Issue

  • Flexcache volume mount get hangs on few  Linux hosts.
 
mount -v 172.x.x.x:/cache1 /opt/tmpmnt/
mount.nfs: timeout set for Mon Apr  7 00:33:57 2025
mount.nfs: trying text-based options 'vers=4.2,addr=172.x.x.x,clientaddr=172.x.x.x'
mount.nfs: mount(2): Protocol not supported
mount.nfs: trying text-based options 'vers=4.1,addr=172.x.x.x,clientaddr=172.x.x.x'
mount.nfs: mount(2): Protocol not supported
mount.nfs: trying text-based options 'vers=4.0,addr=172.22.x.x,clientaddr=172.x.x.x'
mount.nfs: mount(2): Protocol not supported
mount.nfs: trying text-based options 'addr=172.x.x.x'
mount.nfs: prog 100003, trying vers=3, prot=6
mount.nfs: trying 172.x.x.x prog 100003 vers 3 prot TCP port 2049
mount.nfs: prog 100005, trying vers=3, prot=17
mount.nfs: trying 172.x.x.x prog 100005 vers 3 prot UDP port 635
 
  • Packet trace shows client is not connecting after Mount calls is responded by ontap with file handle.

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