[Live-devel] CPU usage is high when there are 64 concurrentsessions.

West Chen westchen at gvdigital.com
Sun Jul 14 22:14:45 PDT 2013


Dear Ross,

I'm sorry to make you think that I want to waste anyone's time, although
it's never my intention.

But still thank you for your reply.


2013/7/15 Ross Finlayson <finlayson at live555.com>

> Test results:
> 1. core usage goes up to 100% when there are 10 concurrent connections,
> the usage might drop to normal level (about 1% or 2%) after few minutes
> passed. (sometimes it doesn't drop at all)
> 2. core usage goes up to 100% when there are 11 concurrent connections,
> the usage keeps 100% at all time.
> 3. according to procdump, the core usage is mostly consumed by method
> BasicTaskScheduler::SingleStep.
>
>
> OK, thank you for *finally* telling us that your problem has *nothing* to
> do with the fact that you have "64 concurrent sessions".  It apparently
> occurs regardless of the number of clients.  You have wasted a lot of our
> time by using a misleading "Subject:" line!
>
> The answer to your problem can be found in your original message:
>
> 5. I subclassed FramedSource to implement method doGetNextFrame and method
> afterGetting [...]
>
> 6. I also subclassed OnDemandServerMediaSubsession to implement my own
> method checkForAuxSDPLine.
>
>
> I.e., your problem arises from your own code, and does not seem to be an
> inherent problem with the supplied LIVE555 code.
>
> Because of this (and because you have wasted so much of our time already),
> I'm not going to help you anymore with your problem.  Sorry.
>
>
> Ross Finlayson
> Live Networks, Inc.
> http://www.live555.com/
>
>
> _______________________________________________
> live-devel mailing list
> live-devel at lists.live555.com
> http://lists.live555.com/mailman/listinfo/live-devel
>
>
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