[Freeswitch-users] Issues with rtp audio going in slow motion

Mon Dec 15 20:15:31 MSK 2014

Anthony, I am not signed up to JIRA and have never used it.  Do you have
any information I need to know to contribute?

On Mon, Dec 15, 2014 at 12:14 PM, Joel White <joelewhite at gmail.com> wrote:
>
> Interesting information I found out about this issue.  One person stated
> that they had an hour long call.  About mid way through the call the caller
> dropped down to this "slow motion" slower sample rate.  After about 30
> seconds of this slow motion, the call went back to a normal state and
> worked fine for the rest of the call.  I am forcing G711u on all inbound
> and outbound calls heading the to PSTN / VoIP carrier.  This is an
> interesting question and makes me wonder if I can disable the write
> resampler.
>
> Any suggestions?
>
> I have not set the phone to only use G711u yet, I am trying to make this
> work on server side only.
>
>
>
> On Mon, Nov 3, 2014 at 12:00 PM, Anthony Minessale <
> anthony.minessale at gmail.com> wrote:
>>
>> This should be handled in JIRA not the mailing list.
>> If problem or issue seems prudent in the subject, think JIRA
>> http://jira.freeswitch.org
>> That way you can post logs etc and not flood the list with help questions.
>>
>>
>> On Mon, Nov 3, 2014 at 10:49 AM, Joel White <joelewhite at gmail.com> wrote:
>>
>>> FreeSWITCH Version 1.4.9+git~20140929T194948Z~ae069dcca7~64bit (git
>>> ae069dc 2014-09-29 19:49:48Z 64bit)
>>>
>>> Current version on the server
>>>
>>> On Mon, Nov 3, 2014 at 11:44 AM, Joel White <joelewhite at gmail.com>
>>> wrote:
>>>
>>>> I will work on getting a sip trace.  I am seeing this happen when
>>>> monitoring the system.  The calls sound fine and then it sounds like the
>>>> audio slows to a crawl.  It does not appear to happen regularly and I have
>>>> seen it happen on individual calls and on conferences.
>>>>
>>>> The conferences have external DIDs for outside participants.  The
>>>> internal extensions dial a 5 digit extension.
>>>>
>>>>
>>>>
>>>>
>>>> On Mon, Nov 3, 2014 at 10:42 AM, Brian West <brian at freeswitch.org>
>>>> wrote:
>>>>
>>>>> What rev are you on? How are you replicating this? Can you get a
>>>>> siptrace and logs and file a JIRA so we can get this bug fixed.  Sounds
>>>>> like the codec is probably changing during the call, are you doing a
>>>>> hold/unhold operation?
>>>>>
>>>>> On Tue, Oct 28, 2014 at 6:23 PM, Chris Tunbridge <blasterjr at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Joel is there any way you can test with one polycom set to g711u.
>>>>>>
>>>>>> This sounds to me like a 16k vs 8k transcoding issue, maybe setup
>>>>>> your codecs on the freeswitch side to only allow 8k g722 (if that's even
>>>>>> possible)
>>>>>>
>>>>>> On Tue, Oct 21, 2014 at 8:22 AM, Joel White <joelewhite at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Also, just to mention.  The CPU is never above 2% and the current
>>>>>>> load is about 20 simultaneous calls
>>>>>>>
>>>>>>> On Tue, Oct 21, 2014 at 10:16 AM, Joel White <joelewhite at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Is this an issue with transcoding?
>>>>>>>>
>>>>>>>> I am wondering how I lock it down so that transcoding only happens
>>>>>>>> at a minimum
>>>>>>>>
>>>>>>>> Also, would it be bad to completely remove G722 from the codec list?
>>>>>>>>
>>>>>>>> I think the issue is that our provider is sending G711 and all of
>>>>>>>> the Polycom Phones are trying to use G722
>>>>>>>>
>>>>>>>> On Mon, Oct 20, 2014 at 11:43 AM, Joel White <joelewhite at gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> I am having an issue where some calls start out fine and then go
>>>>>>>>> into slow motion (distorted slow speech)
>>>>>>>>>
>>>>>>>>> I noticed something in the logs stating
>>>>>>>>>
>>>>>>>>>  Activating write resampler
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> What does this mean and how do I avoid this in the future?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Thank you in advance
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
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>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>> _________________________________________________________________________
>>>>>> Professional FreeSWITCH Consulting Services:
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>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>> Official FreeSWITCH Sites
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> *Brian West*
>>>>> brian at freeswitch.org
>>>>>
>>>>>
>>>>> *Twitter: @FreeSWITCH , @briankwest*
>>>>> http://www.freeswitchbook.com
>>>>> http://www.freeswitchcookbook.com
>>>>>
>>>>> *T:*+19184209001 | *F:*+19184209002 | *M:*+1918424WEST (9378)
>>>>> *iNUM:*+883 5100 1420 9001 | *ISN:*410*543 | *Skype:*briankwest
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
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>>>>> http://www.freeswitchsolutions.com
>>>>>
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>>>>>
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>>>>
>>>>
>>>
>>> _________________________________________________________________________
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>>>
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>>
>>
>>
>> --
>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>
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>>
>> _________________________________________________________________________
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>>
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>
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