Why not FreeBSD or Linux for that use case? Chances are you'd get better "file cache" (and hence better latency/throughput)
What version of NFS are you running, and are you disallowing the older versions?
How are you handling user accounts? LDAP, Samba PDC (which is also LDAP), something else?
“Only two remote holes in the default install, in a heck of a long time!”
Gnu/linux is the most audited os currently in use on this planet.
Why not FreeBSD or Linux for that use case? Chances are you'd get better "file cache" (and hence better latency/throughput)