[repost ]Understanding the Internal Message Buffers of Storm

original:http://www.michael-noll.com/blog/2013/06/21/understanding-storm-internal-message-buffers/ When you are optimizing the performance of your Storm topologies it helps to understand how Storm’s internal message queues are configured and put to use. In this short article I will explain and illustrate how Storm version 0.8/0.9 implements the intra-worker communication that happens within a worker process and its associated executor threads. Internal [...]



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