Oracle Linux - How to troubleshoot NFS mount timeout?

Feb 27, 2025 5:00PM

APPLIES TO:
Oracle Cloud Infrastructure
Linux OS

SYMPTOMS
When attempting to mount an NFS share, the connection times out or says no route to host.

Example:
mount.nfs: mount to NFS server 'server:/share' failed: timed out, giving up
or
mount.nfs: Connection timed out.

SOLUTION

Attempt to ping the NFS server and check port connectivity for essential ports, like 2049 and 111 from the client:

#ping <nfs_server_ip> -c3
#nc -v <nfs_server_ip> 2049
#nc -v <nfs_server_ip> 111

#telnet <nfs_server_ip> 111

Note: nc comes from nmap-ncat package. Can use telnet as well alternatively.

Do the services appear to be running on the server? Run the following from the client (and if possible, from the server):