celery — Celery Worker Daemon
[ --workdir=WORKING_DIRECTORY] [-q/--quiet]
[ -C/--no-color] [--version]
This manual page documents briefly the celery
This manual page was written for the Debian
distribution because the
original program does not have a manual page.
is a program that manages the Celery Worker Daemons and their
All inspect commands supports a --timeout argument, This is the number of
seconds to wait for responses. You may have to increase this timeout if
you’re not getting a response due to latency.
[shell] " 10 Drop into a Python shell. The locals will include the celery
variable, which is the current app. Also all known tasks will be automatically
added to locals (unless the --without-tasks flag is set). Uses Ipython,
bpython, or regular python in that order if installed. You can force an
implementation using --force-ipython|-I, --force-bpython|-B, or
[status] " 10 List active nodes in this cluster.
[result -t task name uuid
] " 10 Show the result
of a task. Note that you can omit the name of the task as long as the task
doesn’t use a custom result backend.
[purge] " 10 Purge messages from all configured task queues. Warning: There
is no undo for this operation, and messages will be permanently deleted!
[inspect active] " 10 List active tasks. These are all the tasks that are
currently being executed.
[inspect scheduled] " 10 List scheduled ETA tasks. These are tasks reserved
by the worker because they have the eta or countdown argument set.
[inspect reserved] " 10 List reserved tasks. This will list all tasks that
have been prefetched by the worker, and is currently waiting to be executed
(does not include tasks with an eta).
[inspect revoked] " 10 List history of revoked tasks.
[inspect registered] " 10 List registered tasks.
[inspect stats] " 10 Show worker statistics.
[control enable_events] " 10 Enable events.
[control disable_events] " 10 Disable events.
[migrate from to
] " 10 Migrate tasks from one broker to
another (EXPERIMENTAL). This command will migrate all the tasks on one broker
to another. As this command is new and experimental you should be sure to have
a backup of the data before proceeding. The value for each broker should be a
This program follows the usual GNU command line syntax, with long options
starting with two dashes (`-'). A summary of options is included below.
- -A APP --app=APP
- App instance to use (e.g. module.attr_name).
- -b BROKER
- URL to the broker. Default is
- name of custom loader class to use.
- Name of the configuration module.
- Optional directory to change to after detaching.
- -C --no-color
- Show program's version number and exit.
- -h --help
- Show help message and exit.
celeryd(1), celerybeat (1), celeryctl (1).
This manual page was written by fladi FladischerMichael@fladi.at for the
system (and may be used by others). Permission is granted to
copy, distribute and/or modify this document under the terms of the GNU
General Public License, Version 2 any later version published by the Free
On Debian systems, the complete text of the GNU General Public License can be
found in /usr/share/common-licenses/GPL.