For a big NFS server:
grep -e ^NFSD_SERVERS -e ^MAX_STATD_THREADS /etc/default/nfs
ch_rc -a -p NFSD_SERVERS=400 /etc/default/nfs
ch_rc -a -p MAX_STATD_THREADS=1600 /etc/default/nfs
My random tech problems and chicken scratching for notes on what I did to solve them.
For a big NFS server:
grep -e ^NFSD_SERVERS -e ^MAX_STATD_THREADS /etc/default/nfs
ch_rc -a -p NFSD_SERVERS=400 /etc/default/nfs
ch_rc -a -p MAX_STATD_THREADS=1600 /etc/default/nfs