[asterisk-ss7] testing chan_ss7 ws libss7

[Vazir]

I know how to debug a core. The condition mentioned is not 
coredumping. Another question if I need to compile asterisk 
with "DO_CRASH" to get core - if it so, just please 
confirm.


On 10 April 2007 22:55, Wasim Baig wrote:
> On 4/10/07, Vazir <anton.vazir at gmail.com> wrote:
> > Matthew,
> >
> > I can give you an ssh access to a pc and will reproduce
> > the case in a few minutes
> >
> > Or tell me how to get full backtrace of the treads.
>
> http://www.voip-info.org/wiki/view/Asterisk+debugging
> Backtracing a core dump file in /tmp
>
>    1. start Asterisk with safe_asterisk
>    2. enter "gdb asterisk core.xxxx"
>    3. enter "bt" while in gdb (or do a "bt full")
>    4. enter "thread apply all bt"
>
> Naturally you'll need to have gdb installed on your
> system
>
> Anton.
>
> > On 10 April 2007 21:09, Matthew Fredrickson wrote:
> > > It sounds like there might be a locking bug.  If you
> > > can get me a full backtrace of all the threads on the
> > > system and file a bug report on bugs.digium.com, I
> > > will take a look at it.
> > >
> > > Matthew Fredrickson
> > >
> > > On Apr 9, 2007, at 5:41 AM, Vazir wrote:
> > > > Matthew,
> > > >
> > > > Made a testbed as of
> > > >
> > > > TESTPC < -- > PC_CHAN_SS7 < -- 4xe1 -- > PC_LIBSS7
> > > >
> > > > So PC_CHAN_SS7 is test1 in logs below
> > > > and PC_LIBSS7 is test2
> > > >
> > > > Testpc generates huge load by placing call files to
> > > > the /var/spool/asterisk/outgoing and connecting
> > > > local extension which plays "hello world" va SIP to
> > > > PC_CHAN_SS7 which than places an SS7 call to
> > > > PC_LIBSS7. TESTPC also records all of the placed
> > > > calls by Monitor() for further manual (audial)
> > > > analysis .
> > > >
> > > > LIBSS7 initially working and there is both-way
> > > > audio in all CIC. After a few minutes of the loaded
> > > > operation it fails signalling (chan_ss7 PC shows
> > > > that it looses connection) but even if I stop
> > > > asterisk on PC_CHAN_SS7 - the libss7 keeps thinking
> > > > that there is connection. Restart or any
> > > > manipulations on PC_CHAN_SS7 brings no result and
> > > > to restore the link asterisk on PC_LIBSS7 must be
> > > > restarted.
> > > >
> > > > ...
> > > > Zap/96-1             160 at incoming:3       Up
> > > > Echo() Zap/98-1             160 at incoming:3       Up
> > > >  Echo() Zap/100-1            160 at incoming:3      
> > > > Up Echo() Zap/102-1            160 at incoming:3      
> > > > Up Echo() Zap/103-1            160 at incoming:3      
> > > > Up Echo() Zap/104-1            160 at incoming:3      
> > > > Up Echo() Zap/105-1            160 at incoming:3 Up   
> > > >   Echo() Zap/113-1            160 at incoming:3 Up    
> > > >  Echo() Zap/114-1            160 at incoming:3 Up     
> > > > Echo() 93 active channels
> > > > 95 active calls
> > > > test2*CLI>
> > > >
> > > > test2*CLI> ss7 show linkset 1
> > > > SS7 linkset 1 status: Up
> > > > test2*CLI>
> > > >
> > > >
> > > > test1*CLI> ss7 link status
> > > > linkset test2, link l1, schannel 16, NOT_ALIGNED,
> > > > rx: 0, tx: 0/4, sentseq/lastack: 127/127, total    
> > > > 76720, 76784 test1*CLI>
> > > >
> > > > test1*CLI> core show channels
> > > > Channel              Location             State
> > > > Application(Data)
> > > > 0 active channels
> > > > 0 active calls
> > > > test1*CLI>
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