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  4. While running my application , Machine (PC) gets slow

While running my application , Machine (PC) gets slow

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  • Z Offline
    Z Offline
    zahid_ash
    wrote on last edited by
    #1

    HI, When I run my application ( Multi threaded application- MFC based Socket , with which I Recive the file from Client/Sender). The machine gets slow ( that as explorer response is slow some times) After getting few files. Why its the machine (PC) get slow. How can I check it , How can I improve my app that it do not effects the system. Thannks Regards.

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    • Z zahid_ash

      HI, When I run my application ( Multi threaded application- MFC based Socket , with which I Recive the file from Client/Sender). The machine gets slow ( that as explorer response is slow some times) After getting few files. Why its the machine (PC) get slow. How can I check it , How can I improve my app that it do not effects the system. Thannks Regards.

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      _ Offline
      _AnsHUMAN_
      wrote on last edited by
      #2

      You can use perfmon utility that is shipped with windows this will atleast give you some idea. Somethings seem HARD to do, until we know how to do them. ;-) _AnShUmAn_

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      • Z zahid_ash

        HI, When I run my application ( Multi threaded application- MFC based Socket , with which I Recive the file from Client/Sender). The machine gets slow ( that as explorer response is slow some times) After getting few files. Why its the machine (PC) get slow. How can I check it , How can I improve my app that it do not effects the system. Thannks Regards.

        S Offline
        S Offline
        Stephen Hewitt
        wrote on last edited by
        #3

        Try _AnShUmAn_'s idea; you need to determine why it's getting slow. Is it consuming too much CPU time? Is it consuming too much memory? Even task manager can be a big help with this. Steve

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        • _ _AnsHUMAN_

          You can use perfmon utility that is shipped with windows this will atleast give you some idea. Somethings seem HARD to do, until we know how to do them. ;-) _AnShUmAn_

          Z Offline
          Z Offline
          zahid_ash
          wrote on last edited by
          #4

          Could you please tell me Where this utility is. How I can open and use it ( its location /path) and some using hints Thanks Regards.

          _ 1 Reply Last reply
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          • S Stephen Hewitt

            Try _AnShUmAn_'s idea; you need to determine why it's getting slow. Is it consuming too much CPU time? Is it consuming too much memory? Even task manager can be a big help with this. Steve

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            Z Offline
            zahid_ash
            wrote on last edited by
            #5

            OK, IF its CPU consuming hten how can handle it , otherwise if its memory using how can I handle it Regards.

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            • Z zahid_ash

              OK, IF its CPU consuming hten how can handle it , otherwise if its memory using how can I handle it Regards.

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              Stephen Hewitt
              wrote on last edited by
              #6

              None of these questions have a useful generic answer apart from the obvious. i.e. Use less CPU time/memory. First things first: identify the problem. Steve

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              • S Stephen Hewitt

                None of these questions have a useful generic answer apart from the obvious. i.e. Use less CPU time/memory. First things first: identify the problem. Steve

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                Z Offline
                zahid_ash
                wrote on last edited by
                #7

                HI, I have check CPU usage is 99% , while memory usage is 3500 K So how can I reduce CPU usage for my application so that other application aslo run smothly Regards.

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                • Z zahid_ash

                  HI, I have check CPU usage is 99% , while memory usage is 3500 K So how can I reduce CPU usage for my application so that other application aslo run smothly Regards.

                  S Offline
                  S Offline
                  Stephen Hewitt
                  wrote on last edited by
                  #8

                  You need to find out which part of you code is consuming all the CPU time. You could try a profiler. There is also the "poor man's profiler": run the program in a debugger and break execution multiple times and see what the program is doing. Steve

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                  • Z zahid_ash

                    Could you please tell me Where this utility is. How I can open and use it ( its location /path) and some using hints Thanks Regards.

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                    _ Offline
                    _AnsHUMAN_
                    wrote on last edited by
                    #9

                    One way is to go to the Run option in the Start Menu and type perfmon. Another one is to go to the Administrative Tools in Start Menu>Settings>Control Panel>Administrative Tools>Performance Somethings seem HARD to do, until we know how to do them. ;-) _AnShUmAn_

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                    • S Stephen Hewitt

                      You need to find out which part of you code is consuming all the CPU time. You could try a profiler. There is also the "poor man's profiler": run the program in a debugger and break execution multiple times and see what the program is doing. Steve

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                      Z Offline
                      zahid_ash
                      wrote on last edited by
                      #10

                      Could you please send me a link to a free and good profiler download thanks Regards.

                      1 Reply Last reply
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                      • Z zahid_ash

                        HI, I have check CPU usage is 99% , while memory usage is 3500 K So how can I reduce CPU usage for my application so that other application aslo run smothly Regards.

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                        blue_rabbit
                        wrote on last edited by
                        #11

                        He, I think your code may have infinity loop. Like this: while(i < 100){ //forget increase i //i++; } Check the loops in your code.

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                        • B blue_rabbit

                          He, I think your code may have infinity loop. Like this: while(i < 100){ //forget increase i //i++; } Check the loops in your code.

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                          Stephen Hewitt
                          wrote on last edited by
                          #12

                          The "poor man's profiler" will find this one. Steve

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