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  1. Hadoop Common
  2. HADOOP-5384

DataNodeCluster should not create blocks with generationStamp == 1

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Details

    • Bug
    • Status: Closed
    • Blocker
    • Resolution: Fixed
    • None
    • 0.19.2, 0.20.0
    • test
    • None
    • Reviewed

    Description

      In DataNodeCluster.main(..), injected blocks are created with generationStamp == 1, which is a reserved value but not a valid generation stamp. As a consequence, NameNode may die when those blocks are reported.

      Attachments

        1. 5384_20090303.patch
          1 kB
          Tsz-wo Sze

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. HDFS-30 Simulated DataNode crashes NameNode

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. HDFS-279 Generation stamp value should be validated when creating a Block

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              szetszwo Tsz-wo Sze
              szetszwo Tsz-wo Sze
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              Dates

                Created:
                Updated:
                Resolved: