Uploaded image for project: 'Hadoop Common'
  1. Hadoop Common
  2. HADOOP-15450

Avoid fsync storm triggered by DiskChecker and handle disk full situation

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.1.0, 2.10.0, 3.2.0, 3.1.1, 2.9.2, 3.0.3, 2.8.5
    • Component/s: None
    • Labels:
      None

      Description

      Fix disk checker issues reported by Kihwal Lee in HADOOP-13738

      There are non-hdfs users of DiskChecker, who use it proactively, not just on failures. This was fine before, but now it incurs heavy I/O due to introduction of fsync() in the code.

        Attachments

        1. HADOOP-15450.02.patch
          13 kB
          Arpit Agarwal
        2. HADOOP-15450.01.patch
          6 kB
          Arpit Agarwal

          Issue Links

            Activity

              People

              • Assignee:
                arpitagarwal Arpit Agarwal
                Reporter:
                kihwal Kihwal Lee
              • Votes:
                0 Vote for this issue
                Watchers:
                17 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: