On Monday 27 August 2018 22:51:38 code dz wrote:

I get 0% CPU with your program too.

> i disabled the antivirus but the result still the same , i also
> noticed that if i enabled to_leak
> the cpu usage reduced to 35

to_leak drops missed calls if "interval" time already has expired if "ontimer" 
returns.

> ok seems this problem exist only on this laptop (hp compaq 8710w
> mobile workstation) , i have another pc runing windows7 and the app
> almost uses 0% cpu .
>
> any idea on how to debug such problem !
>
First check if onpaint is really called in 16 ms intervals. Add a counter in 
onpaint and display runtime / count.
If this is OK or > 16 ms then interrupt the program by 'Target'-'Interrupt' 
several times and check in stack window where it normally spends time.

Martin

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