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Thread: Application consuming 60% of CPU usage ..

  1. 20th October 2009, 08:27 #1
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    wagmare
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    Default Application consuming 60% of CPU usage ..

    Hi friends,

    I developed my qt application with QGraphicsView and QGraphicsItem ..

    most of the button i painted my own in different shapes ..

    the problem is when i run my application the Xorg consumes 60% of the CPU usage ...

    why it consuming this much process ...?
    is there any way to overcome this problem .. just to reduce by 20% or 30 %


    please help ..
    "Behind every great fortune lies a crime" - Balzac
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  2. 20th October 2009, 08:43 #2
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    Default Re: Application consuming 60% of CPU usage ..

    Run your application through a profiler and see what takes the most time.
    Your biological and technological distinctiveness will be added to our own. Resistance is futile.

    Please ask Qt related questions on the forum and not using private messages or visitor messages.

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    wagmare (20th October 2009)
  4. 20th October 2009, 10:11 #3
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    Default Re: Application consuming 60% of CPU usage ..

    thanks for the reply .. can u suggest me a good profiling tool for Qt
    OS: Linux Fedora core 7
    Qt::4.4.3 Version
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  5. 20th October 2009, 10:23 #4
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    Default Re: Application consuming 60% of CPU usage ..

    http://kcachegrind.sourceforge.net/html/Home.html
    ==========================signature=============== ==================
    S.O.L.I.D principles (use them!):
    https://en.wikipedia.org/wiki/SOLID_...iented_design)

    Do you write clean code? - if you are TDD'ing then maybe, if not, your not writing clean code.
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    wagmare (20th October 2009)
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