Hive Error

2011-05-06 18:39:14,533 Stage-1 map = 100%,  reduce = 100%
Ended Job = job_201104081532_0509 with errors
java.lang.RuntimeException: Error while reading from task log url
    at
org.apache.hadoop.hive.ql.exec.errors.TaskLogProcessor.getErrors(TaskLogProcessor.java:130)
    at
org.apache.hadoop.hive.ql.exec.ExecDriver.showJobFailDebugInfo(ExecDriver.java:889)
    at
org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:680)
    at
org.apache.hadoop.hive.ql.exec.MapRedTask.execute(MapRedTask.java:123)
.....[snip].....
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.apache.hadoop.util.RunJar.main(RunJar.java:186)
Caused by: java.io.IOException: Server returned HTTP response code: 400 for
URL:
http://hadooptest3:50060/tasklog?taskid=attempt_201104081532_0509_m_000002_2&all=true
    at
sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1436)
    at java.net.URL.openStream(URL.java:1010)
    at
org.apache.hadoop.hive.ql.exec.errors.TaskLogProcessor.getErrors(TaskLogProcessor.java:120)
    ... 16 more
Ended Job = job_201104081532_0509 with exception
'java.lang.RuntimeException(Error while reading from task log url)'
FAILED: Execution Error, return code 1 from
org.apache.hadoop.hive.ql.exec.MapRedTask




Hive 에서 쿼리를 실행했을때 발생하는 에러 


이경우




Hadoop 의 mapred-site.xml 설정중에서 
mapred.child.java.opts=XmxNNNM


값의 설정치를 높여 준다. 



참조 : http://www.mail-archive.com/user@hive.apache.org/msg01373.html