[Freeswitch-users] loopback-b channels stay alive

[Anthony Minessale]

you can't pass it in with -D

you have to actually add

#define SWITCH_DEBUG_RWLOCKS
to the top of switch_core.h


On Thu, Apr 2, 2009 at 11:46 AM, Tamas Cseke <cstomi.levlist at gmail.com>wrote:

> Hello,
>
> We originate loopback channels and they end up in calling sofia
> and transfer the call to a fifo.
>
> If we have a heavy call volume loopback-b channels don't hangup properly.
> They stay in core.db.
> Unfortunetly we can't reproduce it on test boxes but happens every day.
> On this box we had to turn off debug logging, becase we had I/O problems.
>
> The only thing I saw in log that switch_core_session_thread don't call
>
>    switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Session %"
> SWITCH_SIZE_T_FMT " (%s) Ended\n",
>                      session->id,
> switch_channel_get_name(session->channel));
>
> in these cases.
> We have local patches (I don't think they are related) and we are
> running FS on virtual machine and we had some problem with that before
> so I'm not sure, but I guess it is maybe a lock or mutex problem.
>
> I tried SWITCH_DEBUG_RWLOCKS, but I got build error, and I don't know
> what to do with it.
>
> FS_CFLAGS = -O2 -ffast-math -g -ggdb -DSWITCH_DEBUG_RWLOCKS
> export CFLAGS="-O2 -ffast-math -g -ggdb -DSWITCH_DEBUG_RWLOCKS"
> export MOD_CFLAGS="-O2 -ffast-math -g -ggdb -DSWITCH_DEBUG_RWLOCKS"
> ./configure
>
> gcc -I/DEVEL/freeswitch/src/include
> -I/DEVEL/freeswitch/libs/libteletone/src -fPIC -Werror
> -fvisibility=hidden -DSWITCH_API_VISIBILITY=1 -DHAVE_VISIBILITY=1 -g
> -ggdb -O2 -ffast-math -g -ggdb -DSWITCH_DEBUG_RWLOCKS -Wall -std=c99
> -pedantic -o .libs/freeswitch freeswitch-switch.o  -lm
> ./.libs/libfreeswitch.so libs/apr/.libs/libapr-1.a -lrt -ldl -lcrypt
> -lpthread libs/libedit/src/.libs/libedit.a -lncurses -Wl,--rpath
> -Wl,/opt/freeswitch//lib
> ./.libs/libfreeswitch.so: undefined reference to
> `switch_core_session_read_lock'
> ./.libs/libfreeswitch.so: undefined reference to
> `switch_core_session_locate'
> ./.libs/libfreeswitch.so: undefined reference to
> `switch_core_session_rwunlock'
> collect2: ld returned 1 exit status
> make[2]: *** [freeswitch] Error 1
>
> Could you please tell me how could I test mutexes, rwlocks?
>
> Other option would be to omit loopback channels.
> Anthony earlier suggested me to avoid it and call sofia directly
>
> "you could make the loopback channel execute the eval app and do the
> originate to the sofia channel from the dialplan.
>
> <action application="eval" data="${originate(sofia/foo/a at b.com xyz)}"/>
> or make the loopback chan exec a lua or js and fire an originate command
> and
> exit
>
> This way you don't have the loopback a and b leg as well as the sofia
> chan."
>
> but it doesn't work, because originate api doesn't let us originate inside
> a session.
> So we still using it.
>
>
> Thanks in advance,
> Tamas
>
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-- 
Anthony Minessale II

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