.. _decr:


Decrement the number of processes in a watcher
==============================================

This comment decrement the number of processes in a watcher by -1.

ZMQ Message
-----------

::

    {
        "command": "decr",
        "propeties": {
            "name": "<watchername>"
            "nb": <nbprocess>
        }
    }

The response return the number of processes in the 'numprocesses`
property::

    { "status": "ok", "numprocesses": <n>, "time", "timestamp" }

Command line
------------

::

    $ circusctl descr <name> [<nbprocess>]

Options
+++++++

- <name>: name of the watcher
- <nbprocess>: the number of processes to remove.