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  1. Hadoop HDFS
  2. HDFS-5535 Umbrella jira for improved HDFS rolling upgrades
  3. HDFS-5848

Add rolling upgrade infomation to heartbeat response

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    • Hadoop Flags:
      Reviewed

      Description

      When rolling upgrade is in progress, NN should inform datanodes via heartbeat responses so that datanode should create hardlinks when deleting blocks. We only change heartbeat response here. The datanode change will be done in a separated JIRA.

        Attachments

        1. h5848_20140131.patch
          18 kB
          Tsz-wo Sze
        2. h5848_20130130b.patch
          18 kB
          Tsz-wo Sze
        3. h5848_20130130.patch
          10 kB
          Tsz-wo Sze

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            • Assignee:
              szetszwo Tsz-wo Sze
              Reporter:
              szetszwo Tsz-wo Sze
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              • Created:
                Updated:
                Resolved: