Stutters on approach

The one thing that is spoiling the experience for me is the issue of stutters as you come in the land. In many international and even smaller regional airports I’m often getting stutters at about 200 feet, then usually another as I cross the threshold and sometime more as I land. Almost all airports seem to have this. Flying more complex airplanes seems to be worse so I’m guessing it’s just my rig that’s causing the issue or is it the sim? I was hoping by now they would be able to fix this kind of issue as I know all previous sims suffered from same issue.

Known issue after 1.7.14.0 :wink:

This is unfortunately happening on all Flight Simulator products, unlike X-Plane for example, as if it is loading data to render/play right at the wrong moment (i.e. when on final and/or landing) instead of loading it far sooner so that it is all in memory by the time you’re landing. Let’s hope they’ll solve this issue which exists for the last 2 decades in the FS code.

As you say it’s already in the code for many years and releases of the fs series. So good luck but i think that will never change.

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What I am not sure about is whether the stuttering is because of

  • Sudden increase of drawcalls because details and textures in a big airport
  • Sudden increase of calculations because of more detections and logics needed to be computed

Either way, it adds more workload to CPU and would cause CPU bottleneck either way. Point 1 can be alleviated by DX12 implementation but not so sure about Point 2.

I’d tend to think whatever this is, there are certainly other ways to do so that it won’t cause any significant increase in resources load right at this exact moment you’re “too close”.

One evidence this could be done differently is X-Plane with which I’ve never experienced any such “stutters on final” at all (except maybe once with max settings in a dense TE GB area in a very busy airport over budgeting my system resources).

What is amazing is that whatever the hardware over the last 20 years and the FS versions during this time, the stutter is nearly always reproducible: when on final and there is a OMI marker, I almost always experience a stutter at the first marker.

Given the variety of hardware I’ve seen this happening, my conclusion (which might be all wrong) is that FS is not loading the OMI sound files in advance and when it needs to play it the first time, it has to make a disk access, load the data, create a sound buffer, play the sound etc… During all this time it is nearly halted (for a few msec but halted nonetheless).

I’d like to think I’m wrong because otherwise if the issue is really related to what I’ve described, how come no one during these year have ever realized loading a sound file on final is a certain stutter and experience crasher?

I think we should vote on this.

I don’t see it mentioned anywhere from the developer side.

Ok how do we vote? Sorry probably stupid question

I had also noticed this in other editions of FS. It’s a shame…

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