Hadoop HDFS
  1. Hadoop HDFS
  2. HDFS-3256

HDFS considers blocks under-replicated if topology script is configured with only 1 rack

    Details

    • Type: Bug Bug
    • Status: Resolved
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 2.0.0-alpha
    • Fix Version/s: 2.0.0-alpha, 0.23.7
    • Component/s: None
    • Labels:
      None

      Description

      HDFS treats the mere presence of a topology script being configured as evidence that there are multiple racks. If there is in fact only a single rack, the NN will try to place the blocks on at least two racks, and thus blocks will be considered to be under-replicated.

      1. HDFS-3256.patch
        3 kB
        Aaron T. Myers
      2. HDFS-3256.patch
        8 kB
        Aaron T. Myers
      3. HDFS-3256.patch
        8 kB
        Aaron T. Myers
      4. HDFS-3256.patch
        8 kB
        Aaron T. Myers
      5. HDFS-3256.patch
        8 kB
        Aaron T. Myers
      6. HDFS-3256.patch
        8 kB
        Aaron T. Myers

        Issue Links

          Activity

            People

            • Assignee:
              Aaron T. Myers
              Reporter:
              Aaron T. Myers
            • Votes:
              0 Vote for this issue
              Watchers:
              10 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved:

                Development