root@controller:~# ps -ef | grep rabbit
rabbitmq 13895     1  0 14:20 ?        00:00:00 /usr/lib/erlang/erts-5.10.4/bin/epmd -daemon
rabbitmq 13918     1  0 14:20 ?        00:00:00 /bin/sh /usr/sbin/rabbitmq-server
rabbitmq 13923 13918  0 14:20 ?        00:00:05 /usr/lib/erlang/erts-5.10.4/bin/beam -W w -K true -A30 -P 1048576 -- -root /usr/lib/erlang -progname erl -- -home /var/lib/rabbitmq -- -pa /usr/lib/rabbitmq/lib/rabbitmq_server-3.2.4/sbin/../ebin -noshell -noinput -s rabbit boot -sname rabbit@controller -boot start_sasl -kernel inet_default_connect_options [{nodelay,true}] -sasl errlog_type error -sasl sasl_error_logger false -rabbit error_logger {file,"/var/log/rabbitmq/rabbit@controller.log"} -rabbit sasl_error_logger {file,"/var/log/rabbitmq/rabbit@controller-sasl.log"} -rabbit enabled_plugins_file "/etc/rabbitmq/enabled_plugins" -rabbit plugins_dir "/usr/lib/rabbitmq/lib/rabbitmq_server-3.2.4/sbin/../plugins" -rabbit plugins_expand_dir "/var/lib/rabbitmq/mnesia/rabbit@controller-plugins-expand" -os_mon start_cpu_sup false -os_mon start_disksup false -os_mon start_memsup false -mnesia dir "/var/lib/rabbitmq/mnesia/rabbit@controller"
rabbitmq 14032 13923  0 14:20 ?        00:00:00 inet_gethost 4
rabbitmq 14033 14032  0 14:20 ?        00:00:00 inet_gethost 4
root     14773 14585  0 15:00 pts/12   00:00:00 grep --color=auto rabbit