【发布时间】：2013-07-25 07:19:34
【问题描述】：
我正在尝试从 hadoop 处理 XML 文件，但在对 XML 文件调用字数统计作业时出现以下错误。
13/07/25 12:39:57 INFO mapred.JobClient: Task Id : attempt_201307251234_0001_m_000008_0, Status : FAILED
Too many fetch-failures
13/07/25 12:39:58 INFO mapred.JobClient: map 99% reduce 0%
13/07/25 12:39:59 INFO mapred.JobClient: map 100% reduce 0%
13/07/25 12:40:56 INFO mapred.JobClient: Task Id : attempt_201307251234_0001_m_000009_0, Status : FAILED
Too many fetch-failures
13/07/25 12:40:58 INFO mapred.JobClient: map 99% reduce 0%
13/07/25 12:40:59 INFO mapred.JobClient: map 100% reduce 0%
13/07/25 12:41:22 INFO mapred.JobClient: map 100% reduce 1%
13/07/25 12:41:57 INFO mapred.JobClient: Task Id : attempt_201307251234_0001_m_000015_0, Status : FAILED
Too many fetch-failures
13/07/25 12:41:58 INFO mapred.JobClient: map 99% reduce 1%
13/07/25 12:41:59 INFO mapred.JobClient: map 100% reduce 1%
13/07/25 12:42:57 INFO mapred.JobClient: Task Id : attempt_201307251234_0001_m_000014_0, Status : FAILED
Too many fetch-failures
13/07/25 12:42:58 INFO mapred.JobClient: map 99% reduce 1%
13/07/25 12:42:59 INFO mapred.JobClient: map 100% reduce 1%
13/07/25 12:43:22 INFO mapred.JobClient: map 100% reduce 2%
我观察者在从机上的 hadoop-hduser-tasktracker-localhost.localdomain.log 文件中出现错误。
2013-07-25 12:38:58,124 WARN org.apache.hadoop.mapred.TaskTracker: getMapOutput(attempt_201307251234_0001_m_000001_0,0) failed :
org.apache.hadoop.util.DiskChecker$DiskErrorException: Could not find taskTracker/hduser/jobcache/job_201307251234_0001/attempt_201307251234_0001_m_000001_0/output/file.out.index in any of the configured local directories
at org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathToRead(LocalDirAllocator.java:429)
当我运行文本文件时，这很好用
【问题讨论】：
标签： hadoop mapreduce hadoop-streaming hadoop-plugins hadoop-partitioning