errdata = errhist.send(err)
weight = calc_weight(errdata)
MV = int(round(err - weight * sum(errdata) / len(errdata)))
log.info("data", extra=dict(data=[err, weight, sum(errdata) / len(errdata)]))
if MV > 0:
if ns.warmer:
log.debug("adding heat", extra=dict(MV=MV, err=err))
threading.Thread(target=ns.warmer, args=(MV,)).start()
else:
log.warn("too cold")
elif MV < 0:
if ns.cooler:
log.debug("removing heat", extra=dict(MV=MV, err=err))
threading.Thread(target=ns.cooler, args=(MV,)).start()
else:
log.warn("too hot")
else:
log.debug("stabilized PV at setpoint", extra=dict(MV=MV, PV=PV, SP=SP))
time.sleep(ns.delay)
evaluate_stop_condition(list(errdata), ns.stop_condition)
build_arg_parser = at.build_arg_parser(
[
at.group("What is Relay optimizing?", at.metric, at.target),
at.group("Instruct Relay how to heat or cool your metric", at.warmer, at.cooler),
at.group("Some optional Relay parameters", at.delay, at.lookback, at.ramp, at.sendstats, at.stop_condition),
]
)
'data',
extra=dict(data=[err, weight,
sum(errdata) / len(errdata)]))
if MV > 0:
if ns.warmer:
log.debug('adding heat', extra=dict(MV=MV, err=err))
threading.Thread(target=ns.warmer, args=(MV, )).start()
else:
log.warn('too cold')
elif MV < 0:
if ns.cooler:
log.debug('removing heat', extra=dict(MV=MV, err=err))
threading.Thread(target=ns.cooler, args=(MV, )).start()
else:
log.warn('too hot')
else:
log.debug('stabilized PV at setpoint',
extra=dict(MV=MV, PV=PV, SP=SP))
time.sleep(ns.delay)
evaluate_stop_condition(list(errdata), ns.stop_condition)
build_arg_parser = at.build_arg_parser([
at.group("What is Relay optimizing?", at.metric, at.target),
at.group("Instruct Relay how to heat or cool your metric", at.warmer,
at.cooler),
at.group("Some optional Relay parameters", at.delay, at.lookback, at.ramp,
at.sendstats, at.stop_condition),
])
sys.exit(status)
# This add_argument func will prefix env vars with RELAY_MESOS.
# The normal at.add_argument func prefixes env vars with RELAY_
# Let's use the at.add_argument func for --mesos_XXX and the below for --XXX
add_argument = at.add_argument_default_from_env_factory(
env_prefix='RELAY_MESOS_')
build_arg_parser = at.build_arg_parser([
at.group(
"How does Relay.mesos affect your metric?",
at.warmer(type=str, help=(
"A bash command to run on a mesos slave."
" A warmer should eventually increase metric values.")),
at.cooler(type=str, help=(
"A bash command to run on a mesos slave."
" A cooler should eventually decrease metric values.")),
),
at.group(
"Relay.Mesos parameters",
at.add_argument(
'--mesos_master',
help="URI to mesos master. We support whatever mesos supports"
),
at.add_argument(
'--mesos_framework_principal',
type=str, help=(
"If you use Mesos Framework Rate Limiting, this framework's"
" principal identifies which rate limiting policy to apply")),
