Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-5535 Umbrella jira for improved HDFS rolling upgrades
  3. HDFS-5907

BlockPoolSliceStorage trash to handle block deletions during rolling upgrade

    XMLWordPrintableJSON

Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • HDFS-5535 (Rolling upgrades)
    • datanode
    • None

    Description

      DN changes when a rolling upgrade is in progress:

      1. DataNode should handle block deletions by moving block files to 'trash'.
      2. Block files should be restored to their original locations during a rollback.
      3. Purge trash when the rolling upgrade is finalized.

      Attachments

        1. HDFS-5907.01.patch
          21 kB
          Arpit Agarwal
        2. HDFS-5907.02.patch
          25 kB
          Arpit Agarwal
        3. HDFS-5907.04.patch
          43 kB
          Arpit Agarwal
        4. HDFS-5907.05.patch
          51 kB
          Arpit Agarwal
        5. patch-v04-v05.diff
          10 kB
          Arpit Agarwal
        6. HDFS-5907.06.patch
          50 kB
          Arpit Agarwal

        Activity

          People

            arp Arpit Agarwal
            arp Arpit Agarwal
            Votes:
            0 Vote for this issue
            Watchers:
            6 Start watching this issue

            Dates

              Created:
              Updated:
              Resolved: