I get this in the logs when I ran service flower-ores restart on ores-web-01. ORES
Sep 14 15:05:09 ores-web-01 systemd[1]: Starting Celery Flower monitor... Sep 14 15:05:09 ores-web-01 systemd[1]: Started Celery Flower monitor. Sep 14 15:05:11 ores-web-01 celery[32543]: Usage: celery <command> [options] Sep 14 15:05:11 ores-web-01 celery[32543]: Show help screen and exit. Sep 14 15:05:11 ores-web-01 celery[32543]: Options: Sep 14 15:05:11 ores-web-01 celery[32543]: -A APP, --app=APP app instance to use (e.g. module.attr_name) Sep 14 15:05:11 ores-web-01 celery[32543]: -b BROKER, --broker=BROKER Sep 14 15:05:11 ores-web-01 celery[32543]: url to broker. default is 'amqp://guest@localhost//' Sep 14 15:05:11 ores-web-01 celery[32543]: --loader=LOADER name of custom loader class to use. Sep 14 15:05:11 ores-web-01 celery[32543]: --config=CONFIG Name of the configuration module Sep 14 15:05:11 ores-web-01 celery[32543]: --workdir=WORKING_DIRECTORY Sep 14 15:05:11 ores-web-01 celery[32543]: Optional directory to change to after detaching. Sep 14 15:05:11 ores-web-01 celery[32543]: -C, --no-color Sep 14 15:05:11 ores-web-01 celery[32543]: -q, --quiet Sep 14 15:05:11 ores-web-01 celery[32543]: --version show program's version number and exit Sep 14 15:05:11 ores-web-01 celery[32543]: -h, --help show this help message and exit Sep 14 15:05:11 ores-web-01 celery[32543]: ---- -- - - ---- Commands- -------------- --- ------------ Sep 14 15:05:11 ores-web-01 celery[32543]: + Main: Sep 14 15:05:11 ores-web-01 celery[32543]: | celery worker Sep 14 15:05:11 ores-web-01 celery[32543]: | celery events Sep 14 15:05:11 ores-web-01 celery[32543]: | celery beat Sep 14 15:05:11 ores-web-01 celery[32543]: | celery shell Sep 14 15:05:11 ores-web-01 celery[32543]: | celery multi Sep 14 15:05:11 ores-web-01 celery[32543]: | celery amqp Sep 14 15:05:11 ores-web-01 celery[32543]: + Remote Control: Sep 14 15:05:11 ores-web-01 celery[32543]: | celery status Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect --help Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect active Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect active_queues Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect clock Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect conf None Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect memdump Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect memsample Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect objgraph None Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect ping Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect registered Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect report Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect reserved Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect revoked Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect scheduled Sep 14 15:05:11 ores-web-01 celery[32543]: | celery inspect stats Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control --help Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control add_consumer <queue> [exchange [type [routing_key]]] Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control autoscale [max] [min] Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control cancel_consumer <queue> Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control disable_events Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control enable_events Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control pool_grow [N=1] Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control pool_shrink [N=1] Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control rate_limit <task_name> <rate_limit> (e.g. 5/s | 5/m | 5/h)> Sep 14 15:05:11 ores-web-01 celery[32543]: | celery control time_limit <task_name> <soft_secs> [hard_secs] Sep 14 15:05:11 ores-web-01 celery[32543]: + Utils: Sep 14 15:05:11 ores-web-01 celery[32543]: | celery purge Sep 14 15:05:11 ores-web-01 celery[32543]: | celery list Sep 14 15:05:11 ores-web-01 celery[32543]: | celery migrate Sep 14 15:05:11 ores-web-01 celery[32543]: | celery call Sep 14 15:05:11 ores-web-01 celery[32543]: | celery result Sep 14 15:05:11 ores-web-01 celery[32543]: | celery report Sep 14 15:05:11 ores-web-01 celery[32543]: ---- -- - - --------- -- - -------------- --- ------------ Sep 14 15:05:11 ores-web-01 celery[32543]: Type 'celery <command> --help' for help using a specific command. Sep 14 15:05:11 ores-web-01 systemd[1]: flower-ores.service: main process exited, code=exited, status=64/n/a Sep 14 15:05:11 ores-web-01 systemd[1]: Unit flower-ores.service entered failed state.