启动spark集群错误总结

 

1.先启动hadoop集群:

方法:cd到hadoop的bin或sbin,运行start-all.sh

 

 

报错:tasktracker running as process 26482. Stop it first.

启动失败,先stop-all.sh

 

 

2.启动spark集群:

方法:cd到spark的sbin,运行start-master.sh

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