-nfsserver:/dump /dump nfs acregmax=5,acdirmax=5,defaults 0 0
-nfsserver:/opt /opt nfs acregmax=5,acdirmax=5,defaults 0 0
-nfsserver:/home /home nfs acregmax=5,acdirmax=5,defaults 0 0
+nfsserver:/dump /dump nfs acregmax=5,acdirmax=5,noatime,async,defaults 0 0
+nfsserver:/opt /opt nfs acregmax=5,acdirmax=5,noatime,async,defaults 0 0
+nfsserver:/home /home nfs acregmax=5,acdirmax=5,noatime,async,defaults 0 0