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Plesk on Windows repeatedly show errors on Event Viewer: Aborted connection - Got an error reading communication packets

Renan Poss Moreira
Updated
kb: bug Plesk for Windows kb: fixed #windows

Applicable to:

  • Plesk for Windows

Symptoms

  • The following events keep being logged to Event Viewer repeatedly:

    CONFIG_TEXT:  [Warning] Aborted connection 7192 to db: 'unconnected' user: 'admin' host: 'localhost' (Got timeout reading communication packets)

  • There is no resource overuse shown on Advanced Monitoring extension.

Cause

Product issue:

  • #PPPM-12737 "MariaDB error logs no longer contain misleading “Aborted connection” warnings related to the plesksrv service. (PPPM-12737"
    Fixed in:

Resolution

Please consider updating your server:

Workaround

If update is not possible for some reason, the following can be done:

workaround

As a workaround, increase the max_allowed_packet value.

  1. Connect to the server via RDP.
  2. Open %plesk_dir%MySQL\my.ini file in a text editor.
  3. Set max_allowed_packet value to 10M, save the changes and then close the file.

    CONFIG_TEXT: max_allowed_packet=10M

  1. Restart the Plesk SQL Server via Plesk Services Monitor (Plesk icon in the tray menu).
    inline-1299910222.png

    Note: If similar warnings are shown for website(s) it's required to optimize the website code.

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