I don't have any idea. You might want to build a debug server
and break during these pauses to see where it's at.
Mark.
On Fri, 7 Feb 2003, Dominic Duval wrote:
> Hello everyone,
>
> I'm currently trying to speed up X applications and I'm facing huge
> performance problems. I believe some of you might be able to point out what
> could be the problem in this particular case.
>
> First, a few quick facts:
>
> -We use X with the frame buffer device (Xfbdev)
> -Our X applications are in fact Java AWT applications, and our Java machine
> uses Motif as the underlying graphical toolkit.
>
> When lauching the application locally, something as simple as displaying a
> single windows may take more than 7 minutes. During those 7 minutes, System
> is at 99% load. We tested the X application on slower devices, and
> execution time is well under 7 minutes.
>
> Redirecting $DISPLAY on another machine makes the same application execute
> in a few seconds (10 seconds actually). Starting his X application from
> another machine and redirecting $DISPLAY on the device where the frame
> buffer is located also executes properly in a few seconds. From those
> facts, executing the application locally should take around the same time,
> but that's not the case :(
>
> Does anyone have any idea where the bottleneck could be?
>
> Thanks,
>
> -Dominic
>
>
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