consumer cause high cpu load。
high load code：
consumer = PushConsumer(group) # rocketmq group is not exist
consumer.set_namesrv_addr(address)
consumer.subscribe(topic=topic, callback=callback)
consumer.start()
while True:
time.sleep(3600)
this code run with no exception ， no warning hit。
top monitor result here:
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consumer cause high cpu load。
high load code：
this code run with no exception ， no warning hit。
top monitor result here:
