[root@plop a]# mount ken:/mnt/BIG /mnt/BIG/

mount.nfs: rpc.statd is not running but is required for remote locking.
   Either use '-o nolocks' to keep locks local, or start statd.
[root@plop a]# 
[root@plop a]# mount ken:/mnt/BIG /mnt/BIG/ -o nolocks
mount.nfs: Unsupported nfs mount option: nolocks
[root@plop a]# mount ken:/mnt/BIG /mnt/BIG/ -o nolock