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  1. Qt
  2. QTBUG-96928

QtWebEngine continuously allocates memory until it get killed

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Details

    • Bug
    • Resolution: Done
    • P1: Critical
    • 5.15.7, 6.2.1, 6.3.0
    • 5.15.6, 6.2.0 RC
    • WebEngine
    • None
    • Arch Linux, Qt 6.2.0 RC
      Yocto Linux (i.MX6), Qt 6.2.0 RC
    • Linux/X11, Linux/Yocto

    Description

      QtWebEngine continuously allocates memory until it get killed. I first experienced this on a embedded system with 1 GB memory and Qt 5.15.6 but I can reproduce this behavior also with Qt 6.2.0 RC.

       To be able to simply reproduce this behavior I used a simple html page (see attachement) which shows the time and date and refreshes every second. I used the simplebrowser example and Arch Linux Qt 6.2.0RC build for this test.

      At the beginning the memory footprint looked like this:

      After about 15 hours it looked like this:

       

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            allan.jensen Allan Sandfeld Jensen
            h4nn35 Johannes Pointner
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            Dates

              Created:
              Updated:
              Resolved:

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