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AWS EMR 可以在单个集群中并行运行多火花应用程序吗?

[英]Could AWS EMR run multi spark application in parallel in single cluster?

I know an EMR cluster could have multiple steps and EMR will run these steps sequentially.我知道 EMR 集群可能有多个步骤,而 EMR 将按顺序运行这些步骤。 But is it possible to let EMR run steps in parallel?但是是否可以让 EMR 并行运行步骤?

Yes, you can.是的你可以。 From AWS docs :来自AWS 文档

You can also choose to run multiple steps in parallel to improve cluster utilization and save cost.您还可以选择并行运行多个步骤,以提高集群利用率并节省成本。

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