<div dir="ltr">I am running with log level = 2 and in /var/log/messages i do not see any warning of kernel. I will try to run it again with higher log lel and see what I get.<div>My OS is cent OS (Linux centos 2.6.32-573.7.1.el6.x86_64 ) My LAN card is "Intel Corporation 82574L Gigabit Network Connection"</div><div><br></div><div>What other things I should check?</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, May 24, 2016 at 6:16 PM, Andreas Granig <span dir="ltr"><<a href="mailto:agranig@sipwise.com" target="_blank">agranig@sipwise.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
Are you sure kernel mode for rtpengine is enabled and working? Check the<br>
logs after rtpengine startup to see if it logs a warning that kernel<br>
mode is disabled.<br>
<br>
Andreas<br>
<span class=""><br>
On 05/24/2016 11:57 AM, John Nash wrote:<br>
> Thank you I will check it out. I know such questions are not easy to<br>
> answer so I am also doing some experiments with my customer's VOIP<br>
> traffic. I am running around 600 concurrent on a stand alone server<br>
> (CPU: Intel(R) Xeon(R) CPU E5-2430 v2 @ 2.50GHz RAM:32 GB) but when I<br>
> checked CPU using top commands I got worried as CU usage and load<br>
> average seem to be quite high.<br>
><br>
> top - 10:47:10 up 3 days, 8:59, 2 users, load average: 3.44, 2.99, 3.43<br>
> Tasks: 453 total, 1 running, 452 sleeping, 0 stopped, 0 zombie<br>
> Cpu(s): 1.5%us, 2.7%sy, 0.0%ni, 94.7%id, 0.0%wa, 0.0%hi, 1.1%si,<br>
> 0.0%st<br>
> Mem: 32842468k total, 886396k used, 31956072k free, 98204k buffers<br>
> Swap: 1048572k total, 0k used, 1048572k free, 388460k cached<br>
><br>
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND<br>
><br>
><br>
> 3238 root 20 0 2163m 36m 1196 S 146.1 0.1 3919:05 rtpengine<br>
><br>
><br>
> 1 root 20 0 17128 1220 984 S 0.0 0.0 0:02.50 init<br>
><br>
><br>
> 2 root 20 0 0 0 0 S 0.0 0.0 0:00.01 kthreadd<br>
><br>
><br>
> 3 root RT 0 0 0 0 S 0.0 0.0 0:00.00 migration/0<br>
><br>
><br>
> On Tue, May 24, 2016 at 3:22 PM, Andreas Granig <<a href="mailto:agranig@sipwise.com">agranig@sipwise.com</a><br>
</span><span class="">> <mailto:<a href="mailto:agranig@sipwise.com">agranig@sipwise.com</a>>> wrote:<br>
><br>
> Hi,<br>
><br>
> There's been a talk at Kamailio World last week, see here:<br>
><br>
> <a href="https://www.youtube.com/watch?v=izwsE1XIc3Y" rel="noreferrer" target="_blank">https://www.youtube.com/watch?v=izwsE1XIc3Y</a><br>
><br>
> That might give you some insights into server dimensioning, tuning and<br>
> scaling.<br>
><br>
> Andreas<br>
><br>
> On 05/23/2016 11:58 AM, John Nash wrote:<br>
> > I need to test rtpengine with kernel module (10000 concurrent sessions<br>
> > (IPv4 only) or more if possible. I need to arrange hardware for it but<br>
> > not sure on what kind of CPU i should use, how much RAM it should have<br>
> > and most critical what kind of LAN card should I have ?...one 1 Gbps<br>
> > LAN card or multiple?....If multiple then would I need to configure<br>
> > somthing at Linux level so that CPU can utilize all lan card<br>
> efficiently?<br>
> ><br>
> > I know I am asking vague questions but opinions as per others<br>
> > experiences will be very beneficial for me.<br>
> ><br>
> ><br>
> > _______________________________________________<br>
> > Spce-user mailing list<br>
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</blockquote></div><br></div>