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DOS app utilisation question

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  • P Offline
    P Offline
    Paul Watson
    wrote on last edited by
    #1

    Morning all. A friend of mine sent me the following:

    I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

    He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

    D X T G B 7 Replies Last reply
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    • P Paul Watson

      Morning all. A friend of mine sent me the following:

      I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

      He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

      D Offline
      D Offline
      Dario Solera
      wrote on last edited by
      #2

      Tell to him to trash that DOS app.


      [ITA] Tozzi ha ragione: Gaia si sta liberando di noi. [ENG] Tozzi is right: Gaia is getting rid of us.

      P 1 Reply Last reply
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      • D Dario Solera

        Tell to him to trash that DOS app.


        [ITA] Tozzi ha ragione: Gaia si sta liberando di noi. [ENG] Tozzi is right: Gaia is getting rid of us.

        P Offline
        P Offline
        Paul Watson
        wrote on last edited by
        #3

        Thanks for the help, Dario. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

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        • P Paul Watson

          Thanks for the help, Dario. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

          D Offline
          D Offline
          Dario Solera
          wrote on last edited by
          #4

          It was only a joke :laugh: I really don't know how to help you. I never used an application for DOS in the last 4 or 5 years :laugh: What application is it?


          [ITA] Tozzi ha ragione: Gaia si sta liberando di noi. [ENG] Tozzi is right: Gaia is getting rid of us.

          P 1 Reply Last reply
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          • D Dario Solera

            It was only a joke :laugh: I really don't know how to help you. I never used an application for DOS in the last 4 or 5 years :laugh: What application is it?


            [ITA] Tozzi ha ragione: Gaia si sta liberando di noi. [ENG] Tozzi is right: Gaia is getting rid of us.

            P Offline
            P Offline
            Paul Watson
            wrote on last edited by
            #5

            He is studying for his PhD in botany. The app analyses genetic diversity through generations. An average analysis takes a week to complete, running through millions of generations, which is why he would appreciate it being able to utilise all available CPU time. He can't just trash it. The app, like many research and university apps, is used by thousands worldwide and is quite powerful. They don't bother with upgrading to Windows as it doesn't benefit them (it doesn't need a nice UI.) regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

            D 1 Reply Last reply
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            • P Paul Watson

              Morning all. A friend of mine sent me the following:

              I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

              He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

              X Offline
              X Offline
              XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
              wrote on last edited by
              #6

              On Windows 98 you could set (in Properties of DOS-window/command shell) whether the DOS-program continues to run or pauses when the DOS-window is not active. I haven't found this option in the XP DOS-Window. Maybe It's still there somewhere. Workaround (maybe): Keep the DOS-window active. :confused: :~

              1 Reply Last reply
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              • P Paul Watson

                Morning all. A friend of mine sent me the following:

                I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

                He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                T Offline
                T Offline
                Tim Deveaux
                wrote on last edited by
                #7

                My first thought was to optimize the NTVDM process for the app rather than the app itself. A quick google found this[^], which might (:~ ) be just a tad more informative. Page 2 has a couple of possibilities, I think.

                P 1 Reply Last reply
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                • T Tim Deveaux

                  My first thought was to optimize the NTVDM process for the app rather than the app itself. A quick google found this[^], which might (:~ ) be just a tad more informative. Page 2 has a couple of possibilities, I think.

                  P Offline
                  P Offline
                  Paul Watson
                  wrote on last edited by
                  #8

                  :-D Just a tad. Thank you though Tim. A quick squizz of it seems promising even though it is quite technical. I'll pass it on to him and see how it goes. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                  1 Reply Last reply
                  0
                  • P Paul Watson

                    Morning all. A friend of mine sent me the following:

                    I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

                    He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                    G Offline
                    G Offline
                    Graham Bradshaw
                    wrote on last edited by
                    #9

                    I would guess that it's doing some "non-CPU" work. Try running PerfMon at the same time, with counters to watch processor activity, memory usage, disk I/O and page file usage. My two guesses would be that it's reading or writing big data files on a slow disk or network, or it's using huge amounts of memory and paging like crazy.

                    P 1 Reply Last reply
                    0
                    • P Paul Watson

                      Morning all. A friend of mine sent me the following:

                      I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

                      He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                      B Offline
                      B Offline
                      benjymous
                      wrote on last edited by
                      #10

                      This might be a silly thing to say, but tell him to click the right mouse button in the dos window, and see if it's CPU time goes up again - the default setup for a dos window seems to be that if you click in the window it goes into some kind of selection mode, so you can copy/paste the text - this has the effect of freezing the app The right mouse button cancels this and lets the app run again -- Help me! I'm turning into a grapefruit! Buzzwords!

                      P 1 Reply Last reply
                      0
                      • P Paul Watson

                        Morning all. A friend of mine sent me the following:

                        I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

                        He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                        N Offline
                        N Offline
                        Nish Nishant
                        wrote on last edited by
                        #11

                        Hey Paul You can ask him to try the following :- 1) Run the DOS app in full screen mode and if that doesn't help improve the speed 2) Use Virtual PC to install a DOS 6.22 machine and run the app on that. Nish

                        P 1 Reply Last reply
                        0
                        • G Graham Bradshaw

                          I would guess that it's doing some "non-CPU" work. Try running PerfMon at the same time, with counters to watch processor activity, memory usage, disk I/O and page file usage. My two guesses would be that it's reading or writing big data files on a slow disk or network, or it's using huge amounts of memory and paging like crazy.

                          P Offline
                          P Offline
                          Paul Watson
                          wrote on last edited by
                          #12

                          Good points, Graham. I will mention it to him, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                          1 Reply Last reply
                          0
                          • B benjymous

                            This might be a silly thing to say, but tell him to click the right mouse button in the dos window, and see if it's CPU time goes up again - the default setup for a dos window seems to be that if you click in the window it goes into some kind of selection mode, so you can copy/paste the text - this has the effect of freezing the app The right mouse button cancels this and lets the app run again -- Help me! I'm turning into a grapefruit! Buzzwords!

                            P Offline
                            P Offline
                            Paul Watson
                            wrote on last edited by
                            #13

                            Silly or not I have passed it on, might do the trick thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                            1 Reply Last reply
                            0
                            • N Nish Nishant

                              Hey Paul You can ask him to try the following :- 1) Run the DOS app in full screen mode and if that doesn't help improve the speed 2) Use Virtual PC to install a DOS 6.22 machine and run the app on that. Nish

                              P Offline
                              P Offline
                              Paul Watson
                              wrote on last edited by
                              #14

                              #2 is a great idea, I'll see if he has VPC or VMWare. ta. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                              1 Reply Last reply
                              0
                              • P Paul Watson

                                He is studying for his PhD in botany. The app analyses genetic diversity through generations. An average analysis takes a week to complete, running through millions of generations, which is why he would appreciate it being able to utilise all available CPU time. He can't just trash it. The app, like many research and university apps, is used by thousands worldwide and is quite powerful. They don't bother with upgrading to Windows as it doesn't benefit them (it doesn't need a nice UI.) regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                                D Offline
                                D Offline
                                Don Miguel
                                wrote on last edited by
                                #15

                                He should take care, the processor can be burned at such utilisation, such a long time! Seriously!

                                D 1 Reply Last reply
                                0
                                • P Paul Watson

                                  Morning all. A friend of mine sent me the following:

                                  I am running a dos program [on Windows]. It takes up 98-99 % of the cpu as a process - at first - which is good because it is an analysis that is running. However - after a period of Windows being idle, this percentage drops to around 0-2% of the cpu useage (ie. system idle process now is "taking 98%" again)... I have tried setting the process as a high priority - no difference. I also have tried to right click (in MyComputer) on the *.exe file to adjust the properties (through "misc") to set the idle sensitivity, however I don't have that option... Do you have any idea how I would keep the program running using all the cpu capability I seemingly have...

                                  He is a botanist so it is impressive he knows so much (but don't go laughing at something he may have said wrong, ok? thanks.) Anyway, does anyone have any tips for him? I'd appreciate it, thanks. regards, Paul Watson South Africa Colib and WebTwoZero. K(arl) wrote: oh, and BTW, CHRISTIAN ISN'T A PARADOX, HE IS A TASMANIAN!

                                  A Offline
                                  A Offline
                                  Andy Brummer
                                  wrote on last edited by
                                  #16

                                  What Graham said. Load up Perfmon and check disk, memory, network and processor usage. It is probably doing something non-processor intensive and that needs to be optimized. Faster disks, more memory, better network connection etc.

                                  1 Reply Last reply
                                  0
                                  • D Don Miguel

                                    He should take care, the processor can be burned at such utilisation, such a long time! Seriously!

                                    D Offline
                                    D Offline
                                    Dan Neely
                                    wrote on last edited by
                                    #17

                                    If your processor is adequately cooled there's no risk in running at 100% load, if it's not you're playing with fire and are going to kill it sooner or later by accident. IF you can't afford a better heatsink/fan combo underclock it until it will run safely at full load.

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