This is a clean, up-to-date FC5 system:
Apr 24 07:04:18 nbecker3 kernel: NFSD: Using /var/lib/nfs/v4recovery as the NFSv
4 state recovery directory
Apr 24 07:04:18 nbecker3 kernel: NFSD: unable to find recovery directory /var/li
b/nfs/v4recovery
Apr 24 07:04:18 nbecker3 kernel: NFSD: starting 90-second grace period
What's all this about?