On Mon, Nov 28, 2011 at 1:45 PM, Steve Thompson <smt at vgersoft.com> wrote: > CentOS 5.7 x86_64. Lots of hosts NFS mounting a file system. All are > configured identically (same LDAP servers, same DNS, same autofs config, > same patches, etc). On some of them I see an NFS mount displaying a host > name: > > % df -P | grep smt > <hostname>:/mnt/foo 1651345888 264620688 1386725200 17% /fs/home/smt > > and on some just the IP address: > > % df -P | grep smt > aa.bb.cc.dd:/mnt/foo 1651345888 264620688 1386725200 17% /fs/home/smt > > I cannot see any difference between the configuration of these two > clients. Everything works. Anyone have a clue as to the source of this > difference? Yes. The version of autofs must be different. It's a known issue and has been resolved in later versions of autofs. Please see: https://bugzilla.redhat.com/show_bug.cgi?id=725536 Akemi