[SR-Users] Kamailio Registration load Issue
miconda at gmail.com
Tue Mar 28 09:31:01 CEST 2017
On 27/03/2017 21:15, Alex Balashov wrote:
> You might be running into semi-invisible/not widely publicised (but definitely very real) PPS limits on given instance sizes.
I assume you refer to AWS instance packets per second limits -- I was
not aware of it, although I expected somehow. Has anyone encountered a
similar situation and can share some numbers that they faced during past
experiences? It would be useful to have in mind when dimensioning sip
> On March 27, 2017 3:09:56 PM EDT, Jade SZ <jitterbuffer at gmail.com> wrote:
>> Hi Guys,
>> I am running a simple REGISTER load test on:
>> 1) Kamailio sever with 2 cores - mem 5G
>> 2) Kamailio server with 4 cores - mem 16G
>> Both are EC2 instances.
>> At -r = 500 i.e. 500 reg/sec sipP test works fine with very few
>> But when i increase it to 800 reg/sec it starts retransmissions in
>> I don't see server's CPU, load-avg or memory shooting. Running
>> by default, even using kamctl to start the instance. So I have not
>> any params yet.
>> My main concern is how can I make server choke and get its actual
>> and avoid these retransmissions as apparently kamailio is not even
>> utilizing 2 cores and CPU usage is under 10 always.
>> Results of both server is same i.e. 500 reg/sec max so I am sure there
>> some problem that needs a fix, but need some hints here.
>> Also used multiple SIPp's to rule out if it is SIPp issue, but after
>> 500 I
>> see same problem.
> -- Alex
> Principal, Evariste Systems LLC (www.evaristesys.com)
> Sent from my Google Nexus.
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
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