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  1. Hadoop HDFS
  2. HDFS-8480

Fix performance and timeout issues in HDFS-7929 by using hard-links to preserve old edit logs instead of copying them

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    Description

      HDFS-7929 copies existing edit logs to the storage directory of the upgraded NameNode. This slows down the upgrade process. This JIRA aims to use hard-linking instead of per-op copying to achieve the same goal.

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        1. HDFS-8480.00.patch
          2 kB
          Zhe Zhang
        2. HDFS-8480.01.patch
          6 kB
          Zhe Zhang
        3. HDFS-8480.02.patch
          7 kB
          Zhe Zhang
        4. HDFS-8480.03.patch
          6 kB
          Zhe Zhang
        5. HDFS-8480-branch-2.6.1.txt
          7 kB
          Vinod Kumar Vavilapalli

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            zhz Zhe Zhang
            zhz Zhe Zhang
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