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  1. MariaDB MaxScale
  2. MXS-1224

Connections in CLOSE_WAIT state

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: 1.4.5
    • Fix Version/s: N/A
    • Component/s: maxinfo
    • Labels:
      None
    • Environment:
      Debian Jessie
      Maxscale with READ/WRITE-split to MariaDB Galera Server 10.1
    • Sprint:
      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.

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              Assignee:
              markus makela markus makela
              Reporter:
              menmarc Marco Menzel
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                Dates

                Created:
                Updated:
                Resolved:

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