celery从队列中接到任务后未执行，测试发现， 按照debug方式获取执行信息，发现频繁报出，
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pidbox recieved method registered(taskinfoitems=[])[reply_to:{'exchange': 'reply.celery.pidbox', 'routing_key': '8ce1a38bxx-xx-xxxcd'} ticket: be5fxxxx-xxx-xxx-xxxxx]

pidbox received method active()  [reply_to:{'exchange': 'reply.celery.pidbox', 'routing_key': '8ce1a38bxx-xx-xxxcd'} 

pidbox recieved method registered (taskinfoitems=[])[reply_to:{'exchange': 'reply.celery.pidbox', 'routing_key': '8ce1a38bxx-xx-xxxcd'} ticket: be5fxxxx-xxx-xxx-xxxxx]

pidbox recieved method revoked()   [reply_to:{'exchange': 'reply.celery.pidbox', 'routing_key': '8ce1a38bxx-xx-xxxcd'} 

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排查中，发现出现问题的数据，parent_id:None
还望大神指点