I have two nodes VCS testbed, and configured CFS-NFS. (the tested version is 5.1)
Run IO on nfs client.
After running IO on the CFS mounted dirs about more than 10 days, I find the cluster master node (for example node B)SANBoot OS become readonly ...
Configured SFHA5.1 with 2 notes and CFS, also Cluster NFS, in client, mount cfs file system. And run IO with nfs resources.
After two days, IO failed, and checking the master note, found following error messages. Looks like after the GAB timeout 30 sec, ...