Details

    • Type: Bug Bug
    • Status: Resolved
    • Priority: Major Major
    • Resolution: Invalid
    • Affects Version/s: None
    • Fix Version/s: 0.20.1
    • Component/s: datanode
    • Labels:
      None
    • Environment:

      fedora - 8 , virtual environment using Xen

      Description

      i have a hadoop cluster configured with 1 physcical machine as name node and 7 data nodes(2 physcical+5 virtual).
      When a sort job (hadoop-core-examples) is submitted it completes with the following error:can anyone tell me why and how to solve this issue.

      hadoop version:0.18.3

      O/P from terminal********************************
      [root@hadoop1 hadoop-0.18.3]# bin/hadoop jar hadoop-0.18.3-examples.jar sort input13 output1
      Running on 7 nodes to sort from hdfs://hadoop1:8022/user/root/input13 into hdfs://hadoop1:8022/user/root/output1 with 12 reduces.
      Job started: Fri Jul 10 14:00:19 IST 2009
      09/07/10 14:00:19 INFO mapred.FileInputFormat: Total input paths to process : 1
      09/07/10 14:00:19 INFO mapred.FileInputFormat: Total input paths to process : 1
      09/07/10 14:00:19 INFO mapred.JobClient: Running job: job_200907101344_0002
      09/07/10 14:00:20 INFO mapred.JobClient: map 0% reduce 0%
      09/07/10 14:00:24 INFO mapred.JobClient: map 6% reduce 0%
      09/07/10 14:00:25 INFO mapred.JobClient: map 12% reduce 0%
      09/07/10 14:00:28 INFO mapred.JobClient: map 31% reduce 0%
      09/07/10 14:00:29 INFO mapred.JobClient: map 50% reduce 0%
      09/07/10 14:00:33 INFO mapred.JobClient: map 66% reduce 0%
      09/07/10 14:00:34 INFO mapred.JobClient: map 72% reduce 0%
      09/07/10 14:00:35 INFO mapred.JobClient: map 75% reduce 0%
      09/07/10 14:00:37 INFO mapred.JobClient: map 75% reduce 1%
      09/07/10 14:00:38 INFO mapred.JobClient: map 78% reduce 5%
      09/07/10 14:00:39 INFO mapred.JobClient: map 89% reduce 10%
      09/07/10 14:00:40 INFO mapred.JobClient: map 89% reduce 11%
      09/07/10 14:00:41 INFO mapred.JobClient: map 90% reduce 11%
      09/07/10 14:00:42 INFO mapred.JobClient: map 99% reduce 14%
      09/07/10 14:00:43 INFO mapred.JobClient: map 99% reduce 16%
      09/07/10 14:00:44 INFO mapred.JobClient: map 99% reduce 18%
      09/07/10 14:00:45 INFO mapred.JobClient: map 99% reduce 19%
      09/07/10 14:00:47 INFO mapred.JobClient: map 99% reduce 22%
      09/07/10 14:00:48 INFO mapred.JobClient: map 100% reduce 22%
      09/07/10 14:00:50 INFO mapred.JobClient: map 100% reduce 24%
      09/07/10 14:00:52 INFO mapred.JobClient: map 100% reduce 25%
      09/07/10 14:00:53 INFO mapred.JobClient: map 100% reduce 26%
      09/07/10 14:00:54 INFO mapred.JobClient: map 100% reduce 27%
      09/07/10 14:00:58 INFO mapred.JobClient: map 100% reduce 33%
      09/07/10 14:01:00 INFO mapred.JobClient: map 100% reduce 34%
      09/07/10 14:01:03 INFO mapred.JobClient: map 100% reduce 39%
      09/07/10 14:03:29 INFO mapred.JobClient: map 100% reduce 40%
      09/07/10 14:03:42 INFO mapred.JobClient: map 100% reduce 41%
      09/07/10 14:03:50 INFO mapred.JobClient: map 100% reduce 47%
      09/07/10 14:03:51 INFO mapred.JobClient: map 100% reduce 50%
      09/07/10 14:03:52 INFO mapred.JobClient: map 100% reduce 56%
      09/07/10 14:03:57 INFO mapred.JobClient: map 100% reduce 57%
      09/07/10 14:04:00 INFO mapred.JobClient: map 100% reduce 58%
      09/07/10 14:04:05 INFO mapred.JobClient: map 100% reduce 59%
      09/07/10 14:04:07 INFO mapred.JobClient: map 100% reduce 60%
      09/07/10 14:04:09 INFO mapred.JobClient: map 100% reduce 66%
      09/07/10 14:04:10 INFO mapred.JobClient: map 100% reduce 67%
      09/07/10 14:04:12 INFO mapred.JobClient: map 100% reduce 68%
      09/07/10 14:04:13 INFO mapred.JobClient: map 100% reduce 69%
      09/07/10 14:04:14 INFO mapred.JobClient: map 100% reduce 70%
      09/07/10 14:04:20 INFO mapred.JobClient: map 100% reduce 79%
      09/07/10 14:04:21 INFO mapred.JobClient: map 100% reduce 80%
      09/07/10 14:04:22 INFO mapred.JobClient: map 100% reduce 81%
      09/07/10 14:04:23 INFO mapred.JobClient: map 100% reduce 82%
      09/07/10 14:04:33 INFO mapred.JobClient: map 100% reduce 87%
      09/07/10 14:04:42 INFO mapred.JobClient: Task Id : attempt_200907101344_0002_m_000013_0, Status : FAILED
      Too many fetch-failures
      09/07/10 14:04:44 INFO mapred.JobClient: map 93% reduce 87%
      09/07/10 14:04:50 INFO mapred.JobClient: map 100% reduce 87%
      09/07/10 14:05:06 INFO mapred.JobClient: map 100% reduce 93%
      09/07/10 14:05:36 INFO mapred.JobClient: map 100% reduce 94%
      09/07/10 14:06:17 INFO mapred.JobClient: Job complete: job_200907101344_0002
      09/07/10 14:06:17 INFO mapred.JobClient: Counters: 17
      09/07/10 14:06:17 INFO mapred.JobClient: File Systems
      09/07/10 14:06:17 INFO mapred.JobClient: HDFS bytes read=1077612760
      09/07/10 14:06:17 INFO mapred.JobClient: HDFS bytes written=1077285377
      09/07/10 14:06:17 INFO mapred.JobClient: Local bytes read=1083539214
      09/07/10 14:06:17 INFO mapred.JobClient: Local bytes written=2167083496
      09/07/10 14:06:17 INFO mapred.JobClient: Job Counters
      09/07/10 14:06:17 INFO mapred.JobClient: Launched reduce tasks=18
      09/07/10 14:06:17 INFO mapred.JobClient: Rack-local map tasks=2
      09/07/10 14:06:17 INFO mapred.JobClient: Launched map tasks=18
      09/07/10 14:06:17 INFO mapred.JobClient: Data-local map tasks=15
      09/07/10 14:06:17 INFO mapred.JobClient: Map-Reduce Framework
      09/07/10 14:06:17 INFO mapred.JobClient: Reduce input groups=102341
      09/07/10 14:06:17 INFO mapred.JobClient: Combine output records=0
      09/07/10 14:06:17 INFO mapred.JobClient: Map input records=102341
      09/07/10 14:06:17 INFO mapred.JobClient: Reduce output records=102341
      09/07/10 14:06:17 INFO mapred.JobClient: Map output bytes=1074564177
      09/07/10 14:06:17 INFO mapred.JobClient: Map input bytes=1077284885
      09/07/10 14:06:17 INFO mapred.JobClient: Combine input records=0
      09/07/10 14:06:17 INFO mapred.JobClient: Map output records=102341
      09/07/10 14:06:17 INFO mapred.JobClient: Reduce input records=102341
      Job ended: Fri Jul 10 14:06:17 IST 2009
      The job took 357 seconds.

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          • Assignee:
            Unassigned
            Reporter:
            vijayan.B
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              Resolved:

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