[SR-Users] Problem with max tcp connections

[Jose Fco. Irles Durá]

Thanks for the info!

Tomorrow I'll test it with the 5.1.9 version.

Best regards

El jue., 21 nov. 2019 a las 17:35, Daniel Tryba (<d.tryba at pocos.nl>) escribió:
>
> On Thu, Nov 21, 2019 at 02:46:39PM +0100, Jose Fco. Irles Dur?? wrote:
> > Hi
> >
> > I have a kamailio 5.1.2 as load balancer and registration offloading,
> > but I have a problem with the max tcp connections that it can handle.
> > I suspect that is a linux limit, but I don't find the reason or config.
> > When that limit arrives, I can't connect to kamailio and I receive
> > "Connection reset by peer", but I can't view any error message in the
> > logs.
>
> I experienced the same with versions pre 5.1.9. It hasn't happened to me
> with 5.1.9 yet, so I cannot say it was fixed. Additional changes I
> applied where some sysctl tweaks:
>
> net.core.somaxconn = 128
> net.ipv4.tcp_max_syn_backlog = 1024
> net.ipv4.tcp_timestamps = 1
> net.ipv4.tcp_tw_recycle = 1
> net.ipv4.tcp_tw_reuse = 1
> net.ipv4.tcp_max_tw_buckets = 4096
> net.ipv4.ip_local_port_range = 4096     65534
> net.ipv4.tcp_syncookies = 0
>
>
> Again, not really sure if these are related.
>
>
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-- 
Jose Fco. Irles Durá