Thanks you Daniel We removed perl code calls from kamailio configs and issue is resolved. Very help full your suggestion.
Sergey ср, 18 июл. 2018 г. в 14:37, Daniel-Constantin Mierla <[email protected]>: > Hello, > > On 18.07.18 06:41, Sergey Safarov wrote: > > One my server with perl external script time to time is stopping > processing SIP messages. Perl script make calls to kamailio database on > mysql. > > I have found this in logs > > DEBUG: <core> [core/io_wait.h:380]: io_watch_add(): DBG: > io_watch_add(0x56427eb40c40, 495, 2, 0x7f1a9f9ba408), fd_no=33 > DEBUG: <core> [core/io_wait.h:602]: io_watch_del(): DBG: io_watch_del > (0x56427eb40c40, 495, -1, 0x0) fd_no=34 called > DEBUG: <core> [core/tcp_main.c:4196]: handle_tcpconn_ev(): sending to > child, events 1 > DEBUG: <core> [core/tcp_main.c:3871]: send2child(): WARNING: no free tcp > receiver, connection passed to the least busy one (56) > DEBUG: <core> [core/tcp_main.c:3875]: send2child(): selected tcp worker 4 > 20(24) for activity on [tcp:0.0.0.0:81], 0x7f1a9f9ba408 > > And no next messages. > > How get info what is load on "tcp receiver". This host in dev mode and > handles not more 5 devices. > > this messages are printed when all tcp workers are assigned to handle > traffic on a tcp connection. They are harmless if there is a lot of traffic > on many tcp connections, but if you say the traffic is low, then the tcp > workers are blocked in some operations, likely the database query. > > You can use benchmark module or play with latency* core parameters in > order to detect what action in config takes very long time to execute. > > You can also increase the value for tcp_children global parameter. > > Cheers, > Daniel > > -- > Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- > www.linkedin.com/in/miconda > Kamailio World Conference -- www.kamailioworld.com > >
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