spark-submit 提交任务时报错:
ERROR DiskBlockObjectWriter: Uncaught exception while reverting partial writes to file /tmp/blockmgr-66dd8b05-fb0f-4607-9efd-22c1bb75bace/3f/temp_shuffle_73cf6031-fc6a-4f5f-96b5-ba7540fb7020
java.io.IOException: 设备上没有空间
原因:执行内存过大超过虚拟机空闲内存
spark-submit --driver-memory 2g