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  1. MariaDB MaxScale
  2. MXS-1224

Connections in CLOSE_WAIT state

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Duplicate
    • 1.4.5
    • N/A
    • maxinfo
    • None
    • Debian Jessie
      Maxscale with READ/WRITE-split to MariaDB Galera Server 10.1
    • 2017-32

    Description

      After some Time working, the number of CLOSE_WAIT connection/sockets increases:

      tcp 1 0 max1.mue:49726 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:49479 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:46006 galera3.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:46136 galera3.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:54137 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 localhost:mysql localhost:56359 CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:38202 galera2.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:45324 galera3.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 localhost:6603 localhost:52505 CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:54058 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:47840 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:54058 galera1.mue:mysql CLOSE_WAIT 1032/maxscale
      tcp 1 0 max1.mue:47840 galera1.mue:mysql CLOSE_WAIT 1032/maxscale

      in Total 23860 in CLOSE_WAIT state! Maxscale will be unusable, no new connections, timeouts etc.

      Attachments

        1. maxscale.cnf
          9 kB
          Marco Menzel
        2. maxscale-issue-load.jpg
          201 kB
          Marco Menzel

        Issue Links

          is caused by

          Bug - A problem which impairs or prevents the functions of the product. MXS-773 100% CPU on idle MaxScale with MaxInfo

          • Major - Major loss of function.
          • Closed

          Activity

            People

              markus makela markus makela
              menmarc Marco Menzel
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              Dates

                Created:
                Updated:
                Resolved:

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