[Freeswitch-users] Leg stuck in a conference

Oleg Stolyar olegstolyar at gmail.com
Wed Sep 24 23:08:10 MSD 2014 

Hi Anthony,

One more piece of information.

If I do "kick all" it returns "OK kicked 21698"

But if I do "kick 21698" it returns "Non-Existant ID 21698" and there
is no BREAK entry in the log.


On Tue, Sep 23, 2014 at 12:03 PM, Oleg Stolyar <olegstolyar at gmail.com>
wrote:

> Yes, exactly
>
> On Tue, Sep 23, 2014 at 11:37 AM, Anthony Minessale <
> anthony.minessale at gmail.com> wrote:
>
>> Doing more kick commands results in more break messages but it never
>> works even with subsequent calls to kick?
>>
>>
>>
>> On Tue, Sep 23, 2014 at 1:23 PM, Oleg Stolyar <olegstolyar at gmail.com>
>> wrote:
>>
>>> Version is: FreeSWITCH Version
>>> 1.5.13b+git~20140529T194631Z~0d7b1ff42a~64bit (git 0d7b1ff 2014-05-29
>>> 19:46:31Z 64bit)
>>>
>>> Since I cannot reproduce this at will, I would need to upgrade my
>>> production to the latest master to try to reproduce it there.
>>>
>>> The client is WebRTC with JsSip on Chrome 34.
>>>
>>> I do not enable proxy_media and in fact there is no reference to
>>> proxy_media anywhere in my config.
>>> Similarly, I did not change anything related to timers but if you;d like
>>> me to check a specific setting, I'll be happy to.
>>>
>>> I still have that FS instance running, so if there is anything else I
>>> can do to help track this down, please let me know.
>>>
>>>
>>> On Tue, Sep 23, 2014 at 11:06 AM, Anthony Minessale <
>>> anthony.minessale at gmail.com> wrote:
>>>
>>>> It looks like its in recvfrom.  What version of FS is this and what
>>>> type of call client etc is this?
>>>> Do you have proxy_media on or timers disabled?
>>>>
>>>> It doesn't seem like this should be a likely scenario based on the
>>>> description and the code I'm looking at.  Have you tried to reproduce it
>>>> with master?
>>>> The break signal should cause the read to come up to the conference app
>>>> where it will detect that its done.
>>>>
>>>>
>>>>
>>>> On Tue, Sep 23, 2014 at 12:49 PM, Oleg Stolyar <olegstolyar at gmail.com>
>>>> wrote:
>>>>
>>>>> 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:
>>>>>>>>> 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
>>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>>> UNSUBSCRIBE:
>>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>>> http://www.freeswitch.org
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> 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
>>>>>>>>
>>>>>>>> 
>>>>>>>> 
>>>>>>>>
>>>>>>>> FreeSWITCH-users mailing list
>>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>>> UNSUBSCRIBE:
>>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>>> http://www.freeswitch.org
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> 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
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:
>>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> 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
>>>>>>
>>>>>> 
>>>>>> 
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:
>>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> 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
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:
>>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> 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
>>>>
>>>> 
>>>> 
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:
>>>> http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>> http://www.freeswitch.org
>>>>
>>>
>>>
>>> _________________________________________________________________________
>>> 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
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>>
>>
>>
>>
>> --
>> 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
>>
>> 
>> 
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>>
>
>
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