[SR-Users] rtpengine transcoding benchmarks?

Richard Fuchs rfuchs at sipwise.com
Thu Mar 1 23:33:24 CET 2018


On 2018-03-01 01:40 PM, Jeff Brower wrote:
> Andreas-
>
>> We've seen around 400 concurrent calls for G711<->Opus on a rather
>> slow 12-core E5-2420 at 1.90GHz for some first preliminary benchmarks.
> Was that using narrowband (8 kHz) for Opus ?  Otherwise sampling rate conversion is needed.  Also I assume Opus DTX was disabled.
>
> Also at what Opus bitrate ?

48 kHz with resampling. Bitrate was either 24 or 32 kbit/s, depending on 
whether mono or stereo was in use (which I can't say for sure right now).

Cheers



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