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  1. Hadoop HDFS
  2. HDFS-7240 Scaling HDFS
  3. HDFS-12195

Ozone: DeleteKey-1: KSM replies delete key request asynchronously

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • HDFS-7240
    • None
    • ozone
    • None
    • Reviewed

    Description

      We will implement delete key in ozone in multiple child tasks, this is 1 of the child task to implement client to scm communication. We need to do it in async manner, once key state is changed in ksm metadata, ksm is ready to reply client with a successful message. Actual deletes on other layers will happen some time later.

      Attachments

        1. client-ksm.png
          54 kB
          Weiwei Yang
        2. HDFS-12195-HDFS-7240.001.patch
          6 kB
          Yuanbo Liu
        3. HDFS-12195-HDFS-7240.002.patch
          11 kB
          Yuanbo Liu
        4. HDFS-12195-HDFS-7240.003.patch
          10 kB
          Yuanbo Liu
        5. HDFS-12195-HDFS-7240.004.patch
          10 kB
          Yuanbo Liu

        Issue Links

          is part of

          Sub-task - The sub-task of the issue HDFS-11922 Ozone: KSM: Garbage collect deleted blocks

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

          Activity

            People

              yuanbo Yuanbo Liu
              cheersyang Weiwei Yang
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              Dates

                Created:
                Updated:
                Resolved: