Do you run with high debug value (lot of log messages)? Because I don't get similar results to yours. Maybe you can share full kamailio.cfg and lua script for both cases.
Cheers, Daniel On 12.11.19 22:11, GG GG wrote: > Hello, > > I removed KSR.x.exit() and I got same results for cpu usage and Recv-Q. > > On Tue, Nov 12, 2019 at 3:56 PM Daniel-Constantin Mierla > <[email protected] <mailto:[email protected]>> wrote: > > Hello, > > can you remove the KSR.x.exit() and test again? It will be the > same effect from sip routing point of view, just to see what is > the result. > > Because Lua 'exit' cannot be used, KSR.x.exit() is a workaround > relying on error/exception handling with string comparison that I did. > > However, overall KSR.x.exit() alone has an insignificant effect on > a production configuration, based on the tests I did for kamailio > 5.2, you can look for more at: > > - https://www.kamailio.org/wiki/kemi/performance-tests/5.2.x > > Cheers, > Daniel > > On 12.11.19 21:28, GG GG wrote: >> Hi Daniel, >> >> For lua example, it's just an error when writing my email... in >> my config file I have KSR.x.exit(); >> I have not tested a more complex config, but I'm curious about >> kemi framework and how it works. So before anything else I made a >> simple test to know the cpu overhead. >> For this test, I noticed that the Recv-Q of kamailio remains high >> with kemi/lua, and with the native one remains to 0, with >> children=1 of course. >> Next step, is to use a more complex config file. >> >> On Tue, Nov 12, 2019 at 3:00 PM Daniel-Constantin Mierla >> <[email protected] <mailto:[email protected]>> wrote: >> >> Hello, >> >> is it really just 'exit' in the ksr_core_received()? Because >> that should shut down kamailio. >> >> Anyhow, practically with the examples here, you test the >> difference between looking up a function and doing exit in >> native kamailio.cfg and lua script, which is really marginal >> comparing with the rest of configuration file in a usual >> production deployment. Have you tested with a more complex >> set of actions/functions? >> >> Cheers, >> Daniel >> >> On 12.11.19 17:36, GG GG wrote: >>> Hi! >>> >>> I just made a simple test performance between native script >>> and kemi/lua with the event_route[core:msg-received] callback. >>> >>> # lua script children=1 cpu.process=100% >>> function ksr_core_received() >>> exit; >>> end >>> >>> # native script children=1 cpu.process=70% >>> event_route[core:msg-received] { >>> exit; >>> } >>> >>> # tested with udp 5060, 1000 Mbits/sec >>> iperf -c 127.0.0.1 -p 5060 -u -b1000m >>> >>> I don't know if it's normal and what we should expect from >>> kemi, but I would like to share this with you. Maybe someone >>> could confirm the performance difference. >>> >>> Have a good day ! >>> >>> _______________________________________________ >>> Kamailio (SER) - Users Mailing List >>> [email protected] <mailto:[email protected]> >>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users >> >> -- >> Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com> >> www.twitter.com/miconda <http://www.twitter.com/miconda> -- >> www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda> >> Kamailio World Conference - April 27-29, 2020, in Berlin -- >> www.kamailioworld.com <http://www.kamailioworld.com> >> > -- > Daniel-Constantin Mierla -- www.asipto.com <http://www.asipto.com> > www.twitter.com/miconda <http://www.twitter.com/miconda> -- > www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda> > Kamailio World Conference - April 27-29, 2020, in Berlin -- > www.kamailioworld.com <http://www.kamailioworld.com> > -- Daniel-Constantin Mierla -- www.asipto.com www.twitter.com/miconda -- www.linkedin.com/in/miconda Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
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