I would be curious what the same tests produce with svn trunk of FreeSWITCH.
Mike On Dec 16, 2009, at 4:49 PM, Brian wrote: > Hi, > > I’m new to FreeSWITCH and I’m testing the scalability of mod_conference to > see if it will scale better that other solutions. My scenario is to have one > speaker, and many listeners (mute). Since I have only one speaker, I was > expecting this to scale well because there is no audio mixing required, just > send each frame of the single speaker to each listener. Unfortunately, my > testing was disappointing, and it didn’t scale nearly as well as I’d hoped > (based on what I’ve read on how FreeSWITCH is supposed to be generally very > scalable). > > Here’s my server setup is this: > > FreeSWITCH 1.0.4, 64 bit CentOS 5.3, on a quad-core Xeon server, 4 Gig of > RAM. I’ve set file logging to “notice” level. My conference profile is > configured to suppress several events, hoping that it would improve > performance. > > Here are a few scenarios I tested, and roughly where I reached the point of > audio failure on the conferences: > > Scenario 1: > 1 conference, 1 speaker, audio failed at approx 300 listeners (mute) > > Scenario 2: > 4 conferences, 1 speaker per conference, audio failed approx 110 listeners > per conference (so just over 400 total channels on the system). > > Scenario 3: > 16 conferences, 1 speaker per conference, audio failed at 32 listeners per > conference (so just over 500 total channels on the system). > > > Looking at the output from “top”, it seems that in all 3 scenarios, the audio > quality failed when the % CPU for the FreeSWITCH process exceeded 300%. > > I was hoping maybe someone else might have done similar testing, or maybe has > suggestions on how to improve the performance. Or perhaps an alternate > solution to the one speaker, many listener case? > > Thanks, > > Brian. > > _______________________________________________ > FreeSWITCH-users mailing list > FreeSWITCH-users@lists.freeswitch.org > http://lists.freeswitch.org/mailman/listinfo/freeswitch-users > UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users > http://www.freeswitch.org
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