mexiang 发表于 2013-10-25 10:44:34

请教,在执行map/reduce任务的时候,出现以下错误信息。

2010-03-01 09:18:19,577 map = 0%,reduce =0%
10/03/01 09:18:19 INFO exec.ExecDriver: 2010-03-01 09:18:19,577 map = 0%,reduce =0%
2010-03-01 09:19:19,847 map = 0%,reduce =0%
10/03/01 09:19:19 INFO exec.ExecDriver: 2010-03-01 09:19:19,847 map = 0%,reduce =0%
2010-03-01 09:19:38,927 map = 100%,reduce =100%
10/03/01 09:19:38 INFO exec.ExecDriver: 2010-03-01 09:19:38,927 map = 100%,reduce =100%
Ended Job = job_201003010905_0001 with errors
10/03/01 09:19:38 ERROR exec.ExecDriver: Ended Job = job_201003010905_0001 with errors
FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.ExecDriver
10/03/01 09:19:38 ERROR ql.Driver: FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.ExecDriver

dgxl 发表于 2013-10-25 10:44:34

搞定了

Alkaloid0515 发表于 2013-10-25 10:44:34

请问是什么原因了吗?

when30 发表于 2013-10-25 10:44:34

由于配置的时候,在map-site里给map/reduce配置了8000M的虚拟内存,但是实际服务器只有4G,因此修改为2000M,出现的搞定
   
            mapred.child.java.opts
               -Xmx8000M -server
         

louisthy 发表于 2013-10-25 10:44:34

学习了,我也遇到了这个

lijian123841314 发表于 2013-10-25 10:44:34

顶,很好的经验总结
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