Topic: Strange CPU numbers in 2.25 project?

Viewing 15 posts - 16 through 30 (of 43 total)
  • #17475
    Zynewave
    Keymaster

    @sam c wrote:

    This is a few years old. Pent 4- 3.2gHz- 2 gig ram -on board video card-Sony Vaio.

    Is it a desktop or laptop?

    Frits, all other programs work as they should. So did Podium until recently and nothing has changed on the computer. It is XP, tweaked for audio, and really has been no problem.

    Can you remember which Podium version was last working without problems? That can help me pinpoint what feature update may have caused this change in behaviour.

    #17476
    sam c
    Participant

    Frits, I can play without audio glitches even at 66%. I just can’t do anything else.

    #17477
    sam c
    Participant

    Desktop.

    This was not happening in 2.23. I might have missed it in 2.24 it is hard to tell. I only opened my task manager because I was hearing a drop off when I should not have. My Podium mix never shows higher than 30%. If it does I might bounce to conserve so I could have missed this for awhile.

    #17478
    Zynewave
    Keymaster

    @sam c wrote:

    Frits, I can play without audio glitches even at 66%. I just can’t do anything else.

    Ok, that makes better sense to me. I thought you had audio glitches even when the Podium CPU indicator was low.

    So the problem can be described as a sluggish UI? Is there anything that you can’t do, or is it just slow to respond?

    The CPU made available to the UI will decrease when the audio processing needs more CPU. This will of course result in an increasingly sluggish UI as the Podium audio CPU meter grows towards 100%. To make the UI snappier, the fix is to find what particular UI feature is using so much CPU.

    #17479
    sam c
    Participant

    @Zynewave wrote:

    So the problem can be described as a sluggish UI? Is there anything that you can’t do, or is it just slow to respond?

    It actually is workable if I don’t see the play cursor. If I have to see it I keep the inspector open and it is only 32% CPU and it works fine.

    @Zynewave wrote:

    The CPU made available to the UI will decrease when the audio processing needs more CPU. This will of course result in an increasingly sluggish UI as the Podium audio CPU meter grows towards 100%. To make the UI snappier, the fix is to find what particular UI feature is using so much CPU.

    Well, I hope you can. I am used to Podium being very low on CPU! I don’t want to go to the other apps to finish these two projects…at all!

    #17480
    Zynewave
    Keymaster

    @sam c wrote:

    Desktop.

    This was not happening in 2.23. I might have missed it in 2.24 it is hard to tell. I only opened my task manager because I was hearing a drop off when I should not have. My Podium mix never shows higher than 30%. If it does I might bounce to conserve so I could have missed this for awhile.

    Ok, then I assume it’s possible that it is only a slight UI CPU usage increase in the recent Podium versions that caused the occasional dropout. It is likely that your previous Podium versions also showed a high CPU usage in the task manager, only just not enough to cause a dropout.

    #17481
    Zynewave
    Keymaster

    @sam c wrote:

    @Zynewave wrote:

    So the problem can be described as a sluggish UI? Is there anything that you can’t do, or is it just slow to respond?

    It actually is workable if I don’t see the play cursor. If I have to see it I keep the inspector open and it is only 32% CPU and it works fine.

    Please describe in what way it is not workable at the higher CPU usage. Things like: Does anything in the UI freeze? Does menus take several seconds to open? etc.

    #17482
    Zynewave
    Keymaster

    Btw. In case you have selected a track timeline image file in the project properties, you could try to remove this. This is one of the things that may take up some CPU if the graphics card does not have a lot of memory.

    #17483
    sam c
    Participant

    @Zynewave wrote:

    Please describe in what way it is not workable at the higher CPU usage. Things like: Does anything in the UI freeze? Does menus take several seconds to open? etc.

    Menus open slowly, vst open slowly and drop off or push the Podium CPU into the red and I wait a moment for the CPU in Podium to lower out of the red.

    #17484
    sam c
    Participant

    @Zynewave wrote:

    Btw. In case you have selected a track timeline image file in the project properties, you could try to remove this. This is one of the things that may take up some CPU if the graphics card does not have a lot of memory.

    Nope, never have.

    #17486
    thcilnnahoj
    Participant

    I guess this isn’t going to help, but I was curious and did some testing on my old lappy. It’s a 2.2 GHz Pentium 4 Mobile with 1 GB memory using Windows XP. It does, however, have a 64 MB graphics card.

    I recorded and played 20 mono tracks just fine, without any dropouts or sluggish behaviour on Podium’s side. CPU use in Windows Task Manager was 25-35%, and 15-20% on the project page… :-k

    #17488
    sam c
    Participant

    @thcilnnahoj wrote:

    I guess this isn’t going to help, but I was curious and did some testing on my old lappy. It’s a 2.2 GHz Pentium 4 Mobile with 1 GB memory using Windows XP. It does, however, have a 64 MB graphics card.

    No, it does not really because I have tested Saw, Reaper, Sound Forge, and Sam 10(an old demo i have). If I was getting any high readings with these others I would think maybe it is my computer. But since it seems to only be Podiums cursor…..?

    I know I don’t have a virus because I do not use my recording desktop for anything but recording. The only software on it is a few recording apps.

    #17489
    sam c
    Participant

    Frits, I deleted Podium again and this time deleted the folder in documents/settings/applications that had a few files in it. Now 2.25 is at 32% on the project we have been talking about. Not sure why this made a difference but it did.

    I hid the meters on the tracks to see if that would help any more but it does not. However, 32% is way better than 66%!

    EDIT
    After I set up my dual mixers, tall mixer, etc it is back to 66%????

    If I move to a screen with only tracks-no mixer-editor…CPU goes to 23%.

    This is damn confusing!

    #17494
    Zynewave
    Keymaster

    An explanation for these sudden jumps in UI CPU usage, could be because you’re on the edge of where the graphics card memory resources are being exhausted. Podium will create some of the often used bitmaps in native graphics card memory, if possible. This ensures that the gfx card hardware accelaration can be utilized. If there is not enough memory on the gfx card, then the PC CPU needs to kick in and do some of the rendering normally done on the gfx card. This is all handled by Windows.

    The fact that you see a reduction when showing the track inspector, is likely because you then reduce the size of the timeline area. Please do this experiment to verify this:

    When you see a high CPU usage, gradually size the Podium window smaller and check if there is a point where the CPU usage drops significantly.

    Also, check your display control panel, and see what info is shown on the “Adapter” tab. There should be some info like “dedicated video memory”. Let me know what this is at.

    #17495
    sam c
    Participant

    RE adapter-
    Chip Type Intel 82915G/GV/910GL Express Chipset
    DAC Type internal
    Memory Size 224 MB
    Adapting String Intel 82915G/GV/910GL Express Chipset
    Bios info Intel Video Bios

    Podium Window
    When I shrink to about half the full window size my CPU drops to 24%. This is with a mixer/track view-inspector closed.

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