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当活动注册期间我们的流程启动时,我们已经开始经历失败。问题发生在GenericActivityWorker.registerActivityTypes中。在简单工作流程中注册活动时进行节流
异常产生是:
Caused by: AmazonServiceException: Status Code: 400, AWS Service: AmazonSimpleWorkflow, AWS Request ID: 78726c24-47ee-11e3-8b49-534d57dc0b7f, AWS Error Code: ThrottlingException, AWS Error Message: Rate exceeded
at com.amazonaws.http.AmazonHttpClient.handleErrorResponse(AmazonHttpClient.java:686)
at com.amazonaws.http.AmazonHttpClient.executeHelper(AmazonHttpClient.java:350)
at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:202)
at com.amazonaws.services.simpleworkflow.AmazonSimpleWorkflowClient.invoke(AmazonSimpleWorkflowClient.java:3061)
at com.amazonaws.services.simpleworkflow.AmazonSimpleWorkflowClient.registerActivityType(AmazonSimpleWorkflowClient.java:2231)
at com.amazonaws.services.simpleworkflow.flow.worker.GenericActivityWorker.registerActivityType(GenericActivityWorker.java:153)
at com.amazonaws.services.simpleworkflow.flow.worker.GenericActivityWorker.registerActivityTypes(GenericActivityWorker.java:118)
at com.amazonaws.services.simpleworkflow.flow.worker.GenericActivityWorker.registerTypesToPoll(GenericActivityWorker.java:105)
at com.amazonaws.services.simpleworkflow.flow.worker.GenericWorker.start(GenericWorker.java:367)
at com.amazonaws.services.simpleworkflow.flow.ActivityWorker.start(ActivityWorker.java:248)
at com.fluid.retail.workflows.DefaultWorkflowHost.start(DefaultWorkflowHost.java:226)
... 5 more
的ActivityWorker问题都有一个与之相关的5-活动实现类,我认为这节流正在发生,因为内部流程框架代码循环在活动类型注册他们之间没有任何延迟。
因为这段代码是框架内部的,所以我们不能添加任何sleep()调用来防止受到限制。
任何想法,将不胜感激。
请参阅https://forums.aws.amazon.com/thread.jspa?threadID=227326&tstart=0,其中包含有关此问题的长时间讨论。 –