[Freeswitch-users] FreeSWITCH Stops Responding

Brian West brian at freeswitch.com
Wed Sep 1 20:00:45 UTC 2021 

Can you try to create one where this happens without all this mess?

On Wed, Sep 1, 2021 at 2:41 PM Cary Shouse <cary at ytel.com> wrote:

> Here is the LUA code regarding creating sessions and bridging. It is
> broken up into 5 sections.
> The top part is the common functions, and the 4 sections below are
> different call scenarios.
> https://pastebin.com/qqGw3tms
>
>
> On Wed, Sep 1, 2021 at 3:53 PM Brian West <brian at freeswitch.com> wrote:
>
>> I you do sessions from your lua, I need to see how you do that.
>>
>> On Tue, Aug 31, 2021 at 4:20 PM Cary Shouse <cary at ytel.com> wrote:
>>
>>> Yes, it bridges the inbound call to an outbound one.
>>>
>>> (ProxyOutbound.luac)https://pastebin.com/RDUMy473
>>>
>>>
>>> On Tue, Aug 31, 2021 at 8:39 PM Brian West <brian at freeswitch.com> wrote:
>>>
>>>> Guessing you create sessions in lua? ProxyOutbound.luac?
>>>>
>>>> On Tue, Aug 31, 2021 at 3:33 PM Brian West <brian at freeswitch.com>
>>>> wrote:
>>>>
>>>>> and to make sure when you uuid kill one it says it didn't exist but
>>>>> show channels had it still listed correct?
>>>>>
>>>>> On Tue, Aug 31, 2021 at 2:58 PM Cary Shouse <cary at ytel.com> wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> We have got the logs for a few calls that were stuck.
>>>>>> (Show channels fe8f206c-2bd9-4af2-b329-35f53228a38a)
>>>>>> https://pastebin.com/NTnte7J7
>>>>>>
>>>>>> (Extracted from logs fe8f206c-2bd9-4af2-b329-35f53228a38a)
>>>>>> https://pastebin.com/sAhFiGjY
>>>>>>
>>>>>> (Show channels 46c6e04b-a58e-4b82-9968-fb0e9c2c0fb3)
>>>>>> https://pastebin.com/bmcdjzAr
>>>>>>
>>>>>> (Extracted from logs 46c6e04b-a58e-4b82-9968-fb0e9c2c0fb3)
>>>>>> https://pastebin.com/aGyY3m9F
>>>>>>
>>>>>> (Show channels 624cac90-0a7b-11ec-b7d0-6f543a588268)
>>>>>> https://pastebin.com/0cnQaRhC
>>>>>>
>>>>>> (Extracted from logs 624cac90-0a7b-11ec-b7d0-6f543a588268)
>>>>>> https://pastebin.com/atX0VXdZ
>>>>>>
>>>>>> Please let us know if there is anything else we can provide that
>>>>>> would be useful. Thank you.
>>>>>>
>>>>>>
>>>>>> On Mon, Aug 30, 2021 at 8:20 PM Brian West <brian at freeswitch.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Check the UUID of the session in question, and extract its logs, and
>>>>>>> let's diagnose it
>>>>>>>
>>>>>>> On Mon, Aug 30, 2021 at 12:39 PM Cary Shouse <cary at ytel.com> wrote:
>>>>>>>
>>>>>>>>  Yes, that is what we are seeing when running uuid_kill.  We
>>>>>>>> cannot "replicate" the issue, but it happens multiple times a day for us
>>>>>>>> across our servers.   We have looked through logs across multiple
>>>>>>>> systems, taken SIP traces to see if that showed anything.  Last we
>>>>>>>> got a Core dump of the running process after the failure. Nothing seems to
>>>>>>>> stand out as the cause.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>  Are there any other debug steps you can think of or what other
>>>>>>>> information to look at?  We could capture all traffic on the server, or
>>>>>>>> recompile with special debug flags whatever it is that might help.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Steps we have taken:
>>>>>>>>
>>>>>>>> sofia loglevel all 9
>>>>>>>>
>>>>>>>> sofia global siptrace on
>>>>>>>>
>>>>>>>> fsctl loglevel 7
>>>>>>>>
>>>>>>>> # Set environment variable
>>>>>>>> TPORT_LOG=1
>>>>>>>>
>>>>>>>>
>>>>>>>> On Sat, Aug 28, 2021 at 12:54 AM Brian West <brian at freeswitch.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> It's an issue we've been searching for, if you uuid_kill it, and
>>>>>>>>> it says no session, it only means the record was NOT removed from the
>>>>>>>>> sqlite database.
>>>>>>>>>
>>>>>>>>> Nobody can seem to replicate the steps required to get into that
>>>>>>>>> condition, maybe you could look thru the logs and see if you can replicate
>>>>>>>>> what ever happened on that lingering UUID
>>>>>>>>>
>>>>>>>>> /b
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Fri, Aug 27, 2021 at 5:40 PM Cary Shouse <cary at ytel.com> wrote:
>>>>>>>>>
>>>>>>>>>>  We recently started having a problem with our FreeSWITCH servers
>>>>>>>>>> where calls are working well, with about 200 calls operating sometimes for
>>>>>>>>>> a couple of days, and then something happens and all call progress stops.
>>>>>>>>>> Then any new inbound calls that come into the server get stuck in initial
>>>>>>>>>> status, new inbound get stuck at RINGING. This happens until the max
>>>>>>>>>> sessions are hit and of course nothing else works from there. Our thought
>>>>>>>>>> is something is creating a lock and stopping anything else from progressing.
>>>>>>>>>>  We are seeing the stuck sessions using "show channels". Doing a
>>>>>>>>>> uuid_kill on the calls seems to make no difference to the output of "show
>>>>>>>>>> channels", but we have noticed in the logs that some events do happen to
>>>>>>>>>> some of the calls.
>>>>>>>>>>  We had ran into a similar issue when writing a custom C module
>>>>>>>>>> and made some mistakes with session_rwlock etc. But in this case, all of
>>>>>>>>>> this is using LUA.
>>>>>>>>>> Some general information:
>>>>>>>>>> FreeSWITCH Versions 1.10.6 and 1.10.1
>>>>>>>>>> Modules used:
>>>>>>>>>> LUA, xml_curl(dialplan), event_socket,
>>>>>>>>>>
>>>>>>>>>>  Most of this is just application playing audio files and or
>>>>>>>>>> creating a new call to bridge to.
>>>>>>>>>>
>>>>>>>>>>  Really looking for some help on what debugging we can enable to
>>>>>>>>>> help identify what is getting stuck to identify where a bug might be on our
>>>>>>>>>> usage or possible issue with FreeSWITCH.
>>>>>>>>>>
>>>>>>>>>>  We have captured a core dump of the running process when it got
>>>>>>>>>> into the bad state as well, if that is helpful, we can send it in.
>>>>>>>>>>
>>>>>>>>>> Thank you for your help.
>>>>>>>>>>
>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>>
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>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>>
>>>>>>>>> Brian West | Co-founder and Developer
>>>>>>>>>
>>>>>>>>> Need Commercial support? email sales at freeswitch.com
>>>>>>>>>
>>>>>>>>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI
>>>>>>>>> 53045
>>>>>>>>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>>>>>>>>
>>>>>>>>> Email: brian at freeswitch.com
>>>>>>>>>
>>>>>>>>> Mobile: 918-424-9378
>>>>>>>>>
>>>>>>>>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>>>>>>>>
>>>>>>>>> [image: https://www.facebook.com/signalwireinc?src=email]
>>>>>>>>> <https://www.facebook.com/freeswitch> [image:
>>>>>>>>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>>
>>>>>>> Brian West | Co-founder and Developer
>>>>>>>
>>>>>>> Need Commercial support? email sales at freeswitch.com
>>>>>>>
>>>>>>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>>>>>>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>>>>>>
>>>>>>> Email: brian at freeswitch.com
>>>>>>>
>>>>>>> Mobile: 918-424-9378
>>>>>>>
>>>>>>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>>>>>>
>>>>>>> [image: https://www.facebook.com/signalwireinc?src=email]
>>>>>>> <https://www.facebook.com/freeswitch> [image:
>>>>>>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>>>>>>>
>>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> Brian West | Co-founder and Developer
>>>>>
>>>>> Need Commercial support? email sales at freeswitch.com
>>>>>
>>>>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>>>>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>>>>
>>>>> Email: brian at freeswitch.com
>>>>>
>>>>> Mobile: 918-424-9378
>>>>>
>>>>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>>>>
>>>>> [image: https://www.facebook.com/signalwireinc?src=email]
>>>>> <https://www.facebook.com/freeswitch> [image:
>>>>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> Brian West | Co-founder and Developer
>>>>
>>>> Need Commercial support? email sales at freeswitch.com
>>>>
>>>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>>>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>>>
>>>> Email: brian at freeswitch.com
>>>>
>>>> Mobile: 918-424-9378
>>>>
>>>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>>>
>>>> [image: https://www.facebook.com/signalwireinc?src=email]
>>>> <https://www.facebook.com/freeswitch> [image:
>>>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>>>>
>>>
>>
>> --
>>
>> Brian West | Co-founder and Developer
>>
>> Need Commercial support? email sales at freeswitch.com
>>
>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>
>>
>> Email: brian at freeswitch.com
>>
>> Mobile: 918-424-9378
>>
>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>
>>
>> [image: https://www.facebook.com/signalwireinc?src=email]
>> <https://www.facebook.com/freeswitch> [image:
>> https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
>>
>

-- 

Brian West | Co-founder and Developer

Need Commercial support? email sales at freeswitch.com

FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
<https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>

Email: brian at freeswitch.com

Mobile: 918-424-9378

Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>

[image: https://www.facebook.com/signalwireinc?src=email]
<https://www.facebook.com/freeswitch> [image:
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