TaskSchedulerImpl: Initial job has not accepted any resources (Spark报错)

18/10/20 10:08:16 WARN TaskSchedulerImpl: Initial job has not accepted any resources; check your cluster UI to ensure that workers are registered and have sufficient resources

如图所示：
执行脚本的时候报错

报错原因：

解决方案：
kill掉正在Running的Spark程序，腾出内存空间在运行相关程序。