spark-shell啓動報錯：Yarn application has already ended! It might have been killed or unable to launch...

前半部分轉自：https://www.cnblogs.com/tibit/p/7337045.html （後半原創） spark-shell不支持yarn cluster，以yarn client方式啓動 spark-shell --master=yarn --deploy-mode=client 啓動日誌，錯誤信息如下   其中「Neither spark.yarn.jars nor spark

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