Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-1052 HDFS scalability with multiple namenodes
  3. HDFS-1703

HDFS federation: Improve start/stop scripts and add script to decommission datanodes

    Details

    • Type: Sub-task
    • Status: Closed
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: Federation Branch
    • Fix Version/s: Federation Branch, 0.23.0
    • Component/s: scripts
    • Labels:
      None
    • Hadoop Flags:
      Incompatible change, Reviewed
    • Release Note:
      The masters file is no longer used to indicate which hosts to start the 2NN on. The 2NN is now started on hosts when dfs.namenode.secondary.http-address is configured with a non-wildcard IP.

      Description

      This Jira covers two issues:

      1. Startup scripts should start namenodes, secondary namenodes and datanodes on hosts retunred by getConfig (new feature). This patch is spread out to both common(HADOOP-7179) and hdfs (this Jira).
      2. Decommission script to decommission datanodes

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                tanping Tanping Wang
                Reporter:
                tanping Tanping Wang
              • Votes:
                0 Vote for this issue
                Watchers:
                0 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: