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Empty QtQuick2 project has high RAM consumption

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  • M Offline
    M Offline
    Manu19
    wrote on last edited by
    #1

    It uses ~30MB of RAM. Can someone tell me why that happens?

    jsulmJ 1 Reply Last reply
    0
    • M Manu19

      It uses ~30MB of RAM. Can someone tell me why that happens?

      jsulmJ Offline
      jsulmJ Offline
      jsulm
      Lifetime Qt Champion
      wrote on last edited by
      #2

      @Manu19 That's because all the Qt libraries used by the app are loaded into memory.
      On Linux you can check which libraries your app uses like this:

      ldd PATH_TO_YOUR_APP
      

      https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • M Offline
        M Offline
        Manu19
        wrote on last edited by
        #3

        Ok, thank you for your answer. Can I disable parts of the Qt libraries?

        jsulmJ 1 Reply Last reply
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        • M Manu19

          Ok, thank you for your answer. Can I disable parts of the Qt libraries?

          jsulmJ Offline
          jsulmJ Offline
          jsulm
          Lifetime Qt Champion
          wrote on last edited by
          #4

          @Manu19 First step is to check which modules you're currently using: in your pro file check what you add to QT +=
          Do you want to run your app on limited hardware? If not then 30MB is nothing I would carry about too much.

          https://forum.qt.io/topic/113070/qt-code-of-conduct

          M 1 Reply Last reply
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          • jsulmJ jsulm

            @Manu19 First step is to check which modules you're currently using: in your pro file check what you add to QT +=
            Do you want to run your app on limited hardware? If not then 30MB is nothing I would carry about too much.

            M Offline
            M Offline
            Manu19
            wrote on last edited by
            #5

            @jsulm Yes, I want to run it on RAM-limited hardware (64MB)
            I have only this added: QT += quick

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