[SR-Users] rtpengine transcoding benchmarks?

Jeff Brower jbrower at signalogic.com
Fri Mar 2 00:14:46 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).

Thanks Richard.

-Jeff




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