Uploaded image for project: 'MariaDB MaxScale'
  1. MariaDB MaxScale
  2. MXS-4429

Many "Unknown prepared statement handler" warnings after upgrade to 6.4

    XMLWordPrintable

Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Cannot Reproduce
    • 6.4.3
    • N/A
    • Protocol
    • None
    • MXS-SPRINT-172, MXS-SPRINT-173, MXS-SPRINT-174, MXS-SPRINT-175, MXS-SPRINT-176, MXS-SPRINT-177, MXS-SPRINT-178

    Description

      After an upgrade from Maxscale 2.5.15 to 6.4.3 a lot of warnings (almost every second) of the form

      "warning: (13283) (node4); Unknown prepared statement handler (0) given to MaxScale for COM_STMT_CLOSE by 'user'@'host'

      are being logged all of a sudden.

      The application side uses MariaDB Connector/JDBC version 2.5.3

      Attachments

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. MXS-4062 Got strange warning messages | Warning: Unknown prepared statement handler (590935) given to MaxScale for COM_STMT_CLOSE by ''user'@'::ffff:192.x.x.x''

          • Major - Major loss of function.
          • Closed

          Activity

            People

              hholzgra Hartmut Holzgraefe
              hholzgra Hartmut Holzgraefe
              Votes:
              2 Vote for this issue
              Watchers:
              5 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved:

                Git Integration

                  Error rendering 'com.xiplink.jira.git.jira_git_plugin:git-issue-webpanel'. Please contact your Jira administrators.