[Freeswitch-users] Leg stuck in a conference

Tue Sep 23 21:49:23 MSD 2014

I'll do you one better :-)

Here is the complete output file of "thread apply all bt"

https://www.dropbox.com/s/gslm6l13jrxkr6s/gdb.txt

On Tue, Sep 23, 2014 at 10:40 AM, Anthony Minessale <
anthony.minessale at gmail.com> wrote:

> 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?
>>>>
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
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>>>>
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>>>>
>>>> 
>>>> 
>>>>
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>>>
>>>
>>>
>>> --
>>> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>>>
>>> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
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>>>
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>>>
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>>>
>>> 
>>> 
>>>
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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
>>
>> 
>> 
>>
>> FreeSWITCH-users mailing list
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>>
>
>
>
> --
> Anthony Minessale II       ♬ @anthmfs  ♬ @FreeSWITCH  ♬
>
> ☞ http://freeswitch.org/  ☞ http://cluecon.com/  ☞
> http://twitter.com/FreeSWITCH
> ☞ irc.freenode.net #freeswitch ☞ *http://freeswitch.org/g+
> <http://freeswitch.org/g+>*
>
> ClueCon Weekly Development Call
> ☎ sip:888 at conference.freeswitch.org  ☎ +19193869900
>
>
> _________________________________________________________________________
> 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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