def stop_workers(signal=signal.SIGTERM):
''' Stop all workers.
Parameters
----------
signal : optional, default is (signal.SIGTERM)
'''
print "stopping workers: %s" % hosts_str
run("%s multi stop %s -%s --pidfile=%s" % (FabUtil.get_celery_command(), WORKER_NAME, signal, PID_FILE))
def stop_workers(signal=signal.SIGTERM):
''' Stop all workers.
Parameters
----------
signal : optional, default is (signal.SIGTERM)
'''
print "stopping workers: %s" % hosts_str
run("%s multi stop %s -%s --pidfile=%s" %
(FabUtil.get_celery_command(), WORKER_NAME, signal, PID_FILE))
def start_workers(concurrency=None, autoscale = False, autoscale_mult = None):
''' Start workers on registered hosts with specified concurrency.
Parameters
----------
concurrency : int
autoscale : bool, optional (default is True)
autoscale_mult : int, optional (default is 2)
concurrency * autoscale_mult is maximum number of processes.
See Also
--------
http://celery.readthedocs.org/en/latest/reference/celery.bin.multi.html
'''
print "starting workers: %s" % hosts_str
setup_celery_dir()
with cd(CODE_DIR):
run("%s multi start %s" % (FabUtil.get_celery_command(), FabUtil.build_celery_opts(concurrency, autoscale=autoscale, autoscale_mult=autoscale_mult)))
def start_workers(concurrency=None, autoscale=False, autoscale_mult=None):
''' Start workers on registered hosts with specified concurrency.
Parameters
----------
concurrency : int
autoscale : bool, optional (default is True)
autoscale_mult : int, optional (default is 2)
concurrency * autoscale_mult is maximum number of processes.
See Also
--------
http://celery.readthedocs.org/en/latest/reference/celery.bin.multi.html
'''
print "starting workers: %s" % hosts_str
setup_celery_dir()
with cd(CODE_DIR):
run("%s multi start %s" %
(FabUtil.get_celery_command(),
FabUtil.build_celery_opts(concurrency,
autoscale=autoscale,
autoscale_mult=autoscale_mult)))