Being reply processing, one potential operation that can be slow is
writing the acc record to the database. Any external tool blocking the
acc tables?

Cheers,
Daniel


On 29.08.19 10:26, Juha Heinanen wrote:
> Daniel-Constantin Mierla writes:
>
>> Can you see what is the next debug message printed by pid 19674?
> Below is a few lines of the process before the freeze and a few after
> (freeze took this time about 13 minutes).  Looks like the process
> resumed processing of the same sip request.
>
>> If you have access to the system when that blocks in this way during
>> that interval, take the output of 'kamctl trap' or the backtrace with
>> gdb for a sip udp worker process.
> Will try during the next free.
>
> -- Juha
>
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: <core> 
> [core/receive.c:241]: receive_msg(): --- received sip message - reply - 
> call-id: [SDm882f01-3268f8b9028f4a395a9cb72379c4b423-ao92gd1] - cseq: [1 
> INVITE]
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1041]: 
> t_check_msg(): msg (0x7fd7cd1278a0) id=7999/19674 global id=7998/19674 T 
> start=(nil)
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:919]: 
> t_reply_matching(): t_reply_matching: hash 51831 label 0 branch 0
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:974]: 
> t_reply_matching(): reply (0x7fd7cd1278a0) matched an active transaction 
> (T=0x7fd7b443ead0)!
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_hooks.c:258]: 
> run_trans_callbacks_internal(): DBG: trans=0x7fd7b443ead0, callback type 2, 
> id 0 entered
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: acc [acc_logic.c:681]: 
> tmcb_func(): acc callback called for t(0x7fd7b443ead0) event type 2, reply 
> code 480
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: acc [acc_logic.c:413]: 
> should_acc_reply(): probing acc state - code: 480 flags: 0x240005c4
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: acc [acc_logic.c:430]: 
> should_acc_reply(): failed acc is on
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1111]: 
> t_check_msg(): msg (0x7fd7cd1278a0) id=7999/19674 global id=7999/19674 T 
> end=0x7fd7b443ead0
> Aug 28 08:31:15 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_reply.c:2243]: 
> reply_received(): transaction found - T:0x7fd7b443ead0 branch:0
> .... freeze
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_reply.c:2256]: 
> reply_received(): org. status uas=408, uac[0]=408 local=0 is_invite=1)
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1041]: 
> t_check_msg(): msg (0x7fd7cd1278a0) id=7999/19674 global id=7999/19674 T 
> start=0x7fd7b443ead0
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1116]: 
> t_check_msg(): T (0x7fd7b443ead0) already found for msg (0x7fd7cd1278a0)!
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [tm.c:951]: 
> t_check_status(): checked status is <480>
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1041]: 
> t_check_msg(): msg (0x7fd7cd1278a0) id=7999/19674 global id=7999/19674 T 
> start=0x7fd7b443ead0
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1116]: 
> t_check_msg(): T (0x7fd7b443ead0) already found for msg (0x7fd7cd1278a0)!
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [tm.c:951]: 
> t_check_status(): checked status is <480>
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1041]: 
> t_check_msg(): msg (0x7fd7cd1278a0) id=7999/19674 global id=7999/19674 T 
> start=0x7fd7b443ead0
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [t_lookup.c:1116]: 
> t_check_msg(): T (0x7fd7b443ead0) already found for msg (0x7fd7cd1278a0)!
> Aug 28 08:44:50 rox2 /usr/bin/sip-proxy[19674]: DEBUG: tm [tm.c:951]: 
> t_check_status(): checked status is <480>

-- 
Daniel-Constantin Mierla -- www.asipto.com
www.twitter.com/miconda -- www.linkedin.com/in/miconda


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