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My software occupied more resource of CPU[Solved]

  • HI:
    My program is a GUI program runs on a embedded system board and it communicate with the client machine through serialport, i found my program occupied more resource about 56% of CPU execution. How can i improve my program, because this situation let my GUI is slow to respond the user(like touch the screen.. etc), there are two threads in my program, are there any methods that i can check which thread use more CPU resource??

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