"cloudera-scm-agnet start" fails

[#1]

sudo service cloudera-scm-agent start

Starting cloudera-scm-agent:                               [FAILED]

cat /var/log/cloudera-scm-agent/cloudera-scm-agent.out

/usr/lib64/cmf/agent/src/cmf/parcel.py:15: DeprecationWarning: the sets module is deprecated
  from sets import Set
[28/May/2015 03:02:38 +0000] 718741 MainThread agent        INFO     SCM Agent Version: 5.4.0
usage: agent.py [-h] [--agent_dir AGENT_DIR] [--lib_dir LIB_DIR]
                [--orphan_process_directory_staleness_threshold ORPHAN_PROCESS_DIRECTORY_STALENESS_THRESHOLD]
                [--orphan_process_directory_refresh_interval ORPHAN_PROCESS_DIRECTORY_REFRESH_INTERVAL]
                [--agent_httpd_port AGENT_HTTPD_PORT] --package_dir
                PACKAGE_DIR [--parcel_dir PARCEL_DIR]
                [--supervisord_path SUPERVISORD_PATH]
                [--supervisord_httpd_port SUPERVISORD_HTTPD_PORT]
                [--standalone STANDALONE] [--master MASTER]
                [--environment ENVIRONMENT] [--host_id HOST_ID]
                [--disable_supervisord_events] --hostname HOSTNAME
                --ip_address IP_ADDRESS
                [--reported_hostname REPORTED_HOSTNAME] [--use_tls]
                [--client_key_file CLIENT_KEY_FILE]
                [--client_cert_file CLIENT_CERT_FILE]
                [--verify_cert_file VERIFY_CERT_FILE]
                [--verify_cert_dir VERIFY_CERT_DIR]
                [--client_keypw_file CLIENT_KEYPW_FILE]
                [--max_cert_depth MAX_CERT_DEPTH] [--logfile LOGFILE]
                [--logdir LOGDIR] [--optional_token] [--clear_agent_dir]
                [--sudo_command SUDO_COMMAND]
agent.py: error: argument --hostname is required

can you please let me know whats wrong here.

[#2]

What does "hostname -A" show on this host?
Do you use /etc/hosts or DNS for name resolution?
What OS is this on and do you have other nodes running successfully in this
cluster?

[#3 · Accepted solution]

Thanks Gautam that was with dns , we have resolved the issue. thanks for your help.