摘要： 为什么说不那么容易说hello呢，因为在整个过程中，你不仅要等待将近一个小时下载yarn、kafka、zookeeper，还且你还会遇到2个让你无法顺利执行的状况。借助原文，我会进行说明。Hello SamzaThehello-samzaproject is a stand-alone project designed to help you run your first Samza job.Get the CodeYou'll need to check out and publish Samza, since it's not available in a Maven re 阅读全文