Uploaded image for project: 'Hadoop HDFS'
  1. Hadoop HDFS
  2. HDFS-5182 BlockReaderLocal must allow zero-copy reads only when the DN believes it's valid
  3. HDFS-6036

Forcibly timeout misbehaving DFSClients that try to do no-checksum reads that extend too long

    XMLWordPrintableJSON

Details

    • Sub-task
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 2.5.0
    • 2.6.0
    • caching, datanode
    • None

    Description

      We should forcibly timeout misbehaving DFSClients that try to do no-checksum reads that extend too long.

      Attachments

        1. HDFS-6036.003.patch
          22 kB
          Colin McCabe
        2. HDFS-6036.002.patch
          22 kB
          Colin McCabe
        3. HDFS-6036.001.patch
          18 kB
          Colin McCabe

        Issue Links

          breaks

          Bug - A problem which impairs or prevents the functions of the product. HDFS-7110 Skip tests related to short-circuit read on platforms that do not currently implement short-circuit read.

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed
          is related to

          Bug - A problem which impairs or prevents the functions of the product. HDFS-6993 Add a metric for the number of misbehaving DFSClients that try to do no-checksum reads that extend too long

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open

          Activity

            People

              cmccabe Colin McCabe
              cmccabe Colin McCabe
              Votes:
              0 Vote for this issue
              Watchers:
              5 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: