Taiwan Hadoop Forum

13/11/20 15:43:35 INFO input.FileInputFormat: Total input paths to process : 5
13/11/20 15:43:35 INFO mapred.JobClient: Running job: job_201309060021_6764
13/11/20 15:43:36 INFO mapred.JobClient: map 0% reduce 0%
13/11/20 15:43:42 INFO mapred.JobClient: Task Id : attempt_201309060021_6764_m_000006_0, Status : FAILED
java.lang.Throwable: Child Error
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:471)
Caused by: java.io.IOException: Task process exit with nonzero status of 1.
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:458)

13/11/20 15:43:42 WARN mapred.JobClient: Error reading task outputhttp://hadoop104:50060/tasklog?pl ... ter=stdout
13/11/20 15:43:42 WARN mapred.JobClient: Error reading task outputhttp://hadoop104:50060/tasklog?pl ... ter=stderr
13/11/20 15:43:48 INFO mapred.JobClient: Task Id : attempt_201309060021_6764_r_000002_0, Status : FAILED
java.lang.Throwable: Child Error
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:471)
Caused by: java.io.IOException: Task process exit with nonzero status of 1.
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:458)

13/11/20 15:43:48 WARN mapred.JobClient: Error reading task outputhttp://hadoop104:50060/tasklog?pl ... ter=stdout
13/11/20 15:43:48 WARN mapred.JobClient: Error reading task outputhttp://hadoop104:50060/tasklog?pl ... ter=stderr
13/11/20 15:43:54 INFO mapred.JobClient: Task Id : attempt_201309060021_6764_m_000006_1, Status : FAILED
java.lang.Throwable: Child Error
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:471)
Caused by: java.io.IOException: Task process exit with nonzero status of 1.
at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:458)

13/11/20 15:43:54 WARN mapred.JobClient: Error reading task outputhttp://hadoop101:50060/tasklog?pl ... ter=stdout
13/11/20 15:43:54 WARN mapred.JobClient: Error reading task outputhttp://hadoop101:50060/tasklog?pl ... ter=stderr

看起來都是 WARN 不是 ERROR
集中在 hadoop101 與 hadoop104 兩台。
我再查一下系統的暫存目錄是否有未被清除的暫存檔案。

您的 Job 自行 Kill 掉了？
http://hadoop.nchc.org.tw:50030/jobdetails.jsp?jobid=job_201309060021_6764&refresh=0

- Jazz

我在网上查了一下，貌似是tmp文件夹塞满了。我在别的集群上跑过我的程序，没什么问题。