Hi,
It was just SSL connections.
I needed to restart kamailio, otherwise it just stopped to work.
kamailio 4.4.6 (x86_64/linux) 75f13d, I built from git.
TCP connection lifetime was 124 seconds.
tcp_max_connections=24000
I switched to debian 8 and now it works.
With kind regards,
Jurijs
On Thu, Sep 28, 2017 at 9:57 AM, Daniel-Constantin Mierla <miconda(a)gmail.com
wrote:
Hello,
what is the kamailio version?
Were these bare tcp or also tls connections? Stretch comes with libssl 1.1
which is a major refactoring and wondering if that can be an effect.
Did you have to restart or the connections were ended after a while? Being
just a temporary pike ...
What is the tcp connection lifetime value you use?
Might help a bit, you can increase the number of max tcp connections in
kamailio (default is 2024).
-
https://www.kamailio.org/wiki/cookbooks/5.0.x/core#tcp_max_connections
Cheers,
Daniel
On 28.09.17 07:51, Jurijs Ivolga wrote:
Hi Guys,
I recently tried to use Debian Stretch in production and it didn't went
well. On load(500k-700k SIP messages per day) I get a problem that at some
point there was a pike of CLOSE_WAIT connections(up to 2k of CLOSE_WAIT
connections) and no new connections was possible, I tried to figure out
where problem is, but I didn't found anything in system or Kamailio logs,
Kamailio just stopped to receive traffic via TCP, but UDP continued to
work. Test environment where was no load I didn't faced such issue.
Just curious is there anybody who are using Debian Stretch in production
without issues?
Jurijs
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