[Freeswitch-users] Leg stuck in a conference

Tue Sep 23 21:40:02 MSD 2014

Are there conference_loop_input threads to go with those?
search for other threads with one of the sessions in it e.g. 0x7f3f503a8b48

On Tue, Sep 23, 2014 at 12:33 PM, Oleg Stolyar <olegstolyar at gmail.com>
wrote:

> Thanks Anthony!
> I got two such stuck legs right now.  Here are their threads.
>
> Thread 45 (Thread 0x7f3f574fb940 (LWP 25467)):
> #0  0x0000003d8d207c65 in pthread_join () from /lib64/libpthread.so.0
> #1  0x00007f3f712b9db9 in apr_thread_join () from
> /usr/local/freeswitch/lib/libfreeswitch.so.1
> #2  0x00007f3f71186d2c in switch_thread_join (retval=0x7f3f574fa0fc,
> thd=0x7f3f683f8cb8) at src/switch_apr.c:1171
> #3  0x00007f3f667b233c in conference_loop_output (member=0x7f3f574fa540)
> at mod_conference.c:4481
> #4  0x00007f3f667c1a4c in conference_function (session=0x7f3f503a8b48,
> data=0x7f3f681cbd10 "5d7b86e0-3ea5-11e4-b722-1231393fb01c at default+flags{join-only}")
> at mod_conference.c:8695
> #5  0x00007f3f711c23e7 in switch_core_session_exec
> (session=0x7f3f503a8b48, application_interface=0x7f3f600e1920,
> arg=0x7f3f681cbd10 "5d7b86e0-3ea5-11e4-b722-1231393fb01c at default
> +flags{join-only}")
>     at src/switch_core_session.c:2862
> #6  0x00007f3f711c1c85 in
> switch_core_session_execute_application_get_flags (session=0x7f3f503a8b48,
> app=0x7f3f681cbd00 "conference",
>     arg=0x7f3f681cbd10 "5d7b86e0-3ea5-11e4-b722-1231393fb01c at default+flags{join-only}",
> flags=0x0) at src/switch_core_session.c:2737
> #7  0x00007f3f711c3c3c in switch_core_standard_on_execute
> (session=0x7f3f503a8b48) at src/switch_core_state_machine.c:281
> #8  0x00007f3f711c4de0 in switch_core_session_run (session=0x7f3f503a8b48)
> at src/switch_core_state_machine.c:530
> #9  0x00007f3f711be45c in switch_core_session_thread
> (thread=0x7f3f50b9f990, obj=0x7f3f503a8b48) at
> src/switch_core_session.c:1597
> #10 0x00007f3f711be913 in switch_core_session_thread_pool_worker
> (thread=0x7f3f50b9f990, obj=0x7f3f50b9f820) at
> src/switch_core_session.c:1689
> #11 0x00007f3f712b9b7d in dummy_worker () from
> /usr/local/freeswitch/lib/libfreeswitch.so.1
> #12 0x0000003d8d20683d in start_thread () from /lib64/libpthread.so.0
> #13 0x0000003d8cad4f8d in clone () from /lib64/libc.so.6
>
>
> Thread 60 (Thread 0x7f3f575af940 (LWP 28590)):
> #0  0x0000003d8d207c65 in pthread_join () from /lib64/libpthread.so.0
> #1  0x00007f3f712b9db9 in apr_thread_join () from
> /usr/local/freeswitch/lib/libfreeswitch.so.1
> #2  0x00007f3f71186d2c in switch_thread_join (retval=0x7f3f575ae0fc,
> thd=0x215a358) at src/switch_apr.c:1171
> #3  0x00007f3f667b233c in conference_loop_output (member=0x7f3f575ae540)
> at mod_conference.c:4481
> #4  0x00007f3f667c1a4c in conference_function (session=0x7f3f50087998,
> data=0x2152a38 "2e42aba0-430b-11e4-bc8b-22000a1cca7e at default+flags{join-only}")
> at mod_conference.c:8695
> #5  0x00007f3f711c23e7 in switch_core_session_exec
> (session=0x7f3f50087998, application_interface=0x7f3f600e1920,
> arg=0x2152a38 "2e42aba0-430b-11e4-bc8b-22000a1cca7e at default
> +flags{join-only}")
>     at src/switch_core_session.c:2862
> #6  0x00007f3f711c1c85 in
> switch_core_session_execute_application_get_flags (session=0x7f3f50087998,
> app=0x2152a28 "conference", arg=0x2152a38
> "2e42aba0-430b-11e4-bc8b-22000a1cca7e at default+flags{join-only}",
>     flags=0x0) at src/switch_core_session.c:2737
> #7  0x00007f3f711c3c3c in switch_core_standard_on_execute
> (session=0x7f3f50087998) at src/switch_core_state_machine.c:281
> #8  0x00007f3f711c4de0 in switch_core_session_run (session=0x7f3f50087998)
> at src/switch_core_state_machine.c:530
> #9  0x00007f3f711be45c in switch_core_session_thread (thread=0x214d4b0,
> obj=0x7f3f50087998) at src/switch_core_session.c:1597
> #10 0x00007f3f711be913 in switch_core_session_thread_pool_worker
> (thread=0x214d4b0, obj=0x214d340) at src/switch_core_session.c:1689
> #11 0x00007f3f712b9b7d in dummy_worker () from
> /usr/local/freeswitch/lib/libfreeswitch.so.1
> #12 0x0000003d8d20683d in start_thread () from /lib64/libpthread.so.0
> #13 0x0000003d8cad4f8d in clone () from /lib64/libc.so.6
>
> On Tue, Sep 23, 2014 at 9:16 AM, Anthony Minessale <
> anthony.minessale at gmail.com> wrote:
>
>> It may be trapped inside some blocking call from within the conference.
>> Your best bet would be to catch it in that state, do the kick, when it
>> doesn't work gcore the process and open it in gdb and get "thread apply all
>> bt" then you can see the stack trace for that session and see which code
>> its blocking on.
>>
>> The BREAK signal you show there is designed to pull it out of most
>> blocking situations so it must be something particular.
>>
>>
>>
>>
>> On Tue, Sep 23, 2014 at 10:53 AM, Oleg Stolyar <olegstolyar at gmail.com>
>> wrote:
>>
>>> Guys,
>>>
>>> I wonder if anyone else ran into this situation:  Very rarely I have a
>>> conference participant stuck in a conference.  When I try to run kick
>>> command on that conference, it returns "OK kicked <member ID>" but nothing
>>> happens.  In the logs there is only this:
>>>
>>> db1790fe-fa75-42a6-9054-75c600b9539c 2014-09-23 15:43:07.066947 [DEBUG] mod_conference.c:5619 Send signal sofia/<profile>/anonymous at anonymous.invalid [BREAK]
>>>
>>>
>>> As an additional piece of information if I use uuid_kill on the leg, it does disconnect the leg and ends the conference.
>>>
>>> Any suggestions?
>>>
>>>
>>> _________________________________________________________________________
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>>> 
>>> 
>>>
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>>
>>
>>
>> --
>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>
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>>
>> _________________________________________________________________________
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>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
>> 
>> 
>>
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> 
> 
>
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>

-- 
Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬

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