Major issues with nfsv4

Rick Macklem rmacklem at
Sat Dec 12 00:02:29 UTC 2020

J David wrote:
[lots of stuff snipped]
>Even so, there may be no workaround for the simultaneous mount limit
>as long as reserved ports are required.  Solving the negative
>interaction with nullfs seems like the only long-term fix.
>What would be a good next step there?
Well, if you have a test system you can break, doing
# nfsstat -c -E
once it is constipated could be useful.

Look for the numbers under
OpenOwner   Opens  LockOwner ...
and see if any of them are getting very large.



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