GFS and DNS

Jan 17 20:32:35 cnode1 ccsd4672: cluster.conf (cluster name = my_cluster, version = 5) found.
Your host name maps to the loopback device rather than a real network interface.Please change your /etc/hosts file so that your host name has a proper IP
address, as a cluster cannot function over the loopback interface.
root@cnode1 modules# Jan 17 20:32:42 cnode1 ccsd4672: Unable to connect to cluster infrastructure after 30 seconds.
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