<div dir="ltr">Steve, you are correct, I was comparing Opus to my current production mix of G.711 and G.722. Here are more precise results on AWS M3.2xl instance with 8 CPUs for a 10 person conference with all clients connecting from Chrome via WebRTC. <div>FS CPU usage was jumping more or less within these ranges throughout the conference:</div><div><br></div><div><div>PCMU: 4.3% - 5.0%</div><div>722: 7.6% - 8.3%</div><div>OPUS: 25% - 50%</div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Apr 7, 2016 at 9:04 PM, Steve Underwood <span dir="ltr"><<a href="mailto:steveu@coppice.org" target="_blank">steveu@coppice.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">You should be seeing a significant different between G.711 and G.722, so<br>
bundling them together doesn't make sense. G.711 takes only a minute<br>
amount of CPU effort. G.722 takes a significant amount.<br>
<br>
Regards,<br>
Steve<br>
<span class="im HOEnZb"><br>
On 04/08/2016 12:49 AM, Oleg Stolyar wrote:<br>
> In my tests OPUS transcoding seems to consume 5-6 times more CPU then<br>
> G.711 or G.722.<br>
><br>
> On Thu, Apr 7, 2016 at 9:39 AM, Michael Jerris <<a href="mailto:mike@jerris.com">mike@jerris.com</a><br>
</span><span class="im HOEnZb">> <mailto:<a href="mailto:mike@jerris.com">mike@jerris.com</a>>> wrote:<br>
><br>
> I've seen estimates that opus is up to twice as heavy as g729.<br>
> webrtc encryption adds some (although not huge) load on top of<br>
> that. 20 opus sessions per cpu seems low, are these particularly<br>
> slow processors or virtual processors?<br>
><br>
><br>
> > On Apr 7, 2016, at 12:25 PM, Agustí Ubalde<br>
</span><div class="HOEnZb"><div class="h5">> <<a href="mailto:aubalde@presenceco.com">aubalde@presenceco.com</a> <mailto:<a href="mailto:aubalde@presenceco.com">aubalde@presenceco.com</a>>> wrote:<br>
> ><br>
> > Hi all,,<br>
> ><br>
> > I have found that the CPU usage with users WebRTC + OPUS is<br>
> high. With 2vCPUs, 10 users use 25% of CPU. Anyone know if this<br>
> load is normal?<br>
><br>
<br>
<br>
_________________________________________________________________________<br>
Professional FreeSWITCH Consulting Services:<br>
<a href="mailto:consulting@freeswitch.org">consulting@freeswitch.org</a><br>
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" target="_blank">http://www.freeswitchsolutions.com</a><br>
<br>
Official FreeSWITCH Sites<br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
<a href="http://confluence.freeswitch.org" rel="noreferrer" target="_blank">http://confluence.freeswitch.org</a><br>
<a href="http://www.cluecon.com" rel="noreferrer" target="_blank">http://www.cluecon.com</a><br>
<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
</div></div></blockquote></div><br></div>