<div dir="ltr">Thanks for the info, Oleg.<div><br></div><div>Do you know what AMI you&#39;re running? Kernel version? Etc. We opted for the c4s out of an assumption that our configuration would lend itself to being more CPU hungry than memory hungry (we&#39;re using opus)</div><div><br></div><div>Colin</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 16, 2017 at 5:52 PM, Oleg Stolyar <span dir="ltr">&lt;<a href="mailto:olegstolyar@gmail.com" target="_blank">olegstolyar@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I have been running FS on <span style="color:rgb(51,51,51);font-family:&quot;source sans pro&quot;,sans-serif;font-size:14px">m3.2xlarge instances for a long time without issues.  </span><div><span style="color:rgb(51,51,51);font-family:&quot;source sans pro&quot;,sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:&quot;source sans pro&quot;,sans-serif;font-size:14px">With a mix of G.722 and G.711 it handles up to 250-300 concurrent calls/conferences with transcoding although we try to not let it go above 200.</span></div></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 16, 2017 at 2:12 PM, Colin Morelli <span dir="ltr">&lt;<a href="mailto:colin.morelli@gmail.com" target="_blank">colin.morelli@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Stanislav,<br><br>Sorry about that - I hadn&#39;t seen your reply! Understood on your suggestions. I guess my ultimate question is - is virtualization still a huge problem aside from noisy neighbors? AWS of course allows you to get dedicated instances (albeit expensive), but you&#39;re still running in a VM. <br><br>The complexity of including another data center in the infrastructure is a bit too much for this use case, but as mentioned - it&#39;ll definitely move this way over time.<br><br>Joel,<br><br>Nothing other than what&#39;s on this thread. However, I will say that I moved from Ubuntu to an Amazon Linux AMI, moved logging from direct to disk out to syslog (with async writes to disk), and increased the instance size to a c4.xlarge, and users are reporting considerable improvements.<br><br>Best,<br>Colin<br><div class="gmail_quote"><div dir="ltr">On Thu, Feb 16, 2017 at 5:01 PM Joel Serrano &lt;<a href="mailto:joel@gogii.net" target="_blank">joel@gogii.net</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="m_-1215983196426351085m_-78662355845082690gmail_msg">Hi Colin, <div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">Did you get any more info on FS on AWS? I&#39;m interested on this also.</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">Thanks, </div></div><div dir="ltr" class="m_-1215983196426351085m_-78662355845082690gmail_msg"><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">Joel.</div></div><div class="gmail_extra m_-1215983196426351085m_-78662355845082690gmail_msg"><div class="gmail_quote m_-1215983196426351085m_-78662355845082690gmail_msg">On Mon, Feb 13, 2017 at 6:43 AM, Colin Morelli <span dir="ltr" class="m_-1215983196426351085m_-78662355845082690gmail_msg">&lt;<a href="mailto:colin.morelli@gmail.com" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">colin.morelli@gmail.com</a>&gt;</span> wrote:<br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div></div><div class="gmail_extra m_-1215983196426351085m_-78662355845082690gmail_msg"><div class="gmail_quote m_-1215983196426351085m_-78662355845082690gmail_msg"><blockquote class="gmail_quote m_-1215983196426351085m_-78662355845082690gmail_msg" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr" class="m_-1215983196426351085m_-78662355845082690gmail_msg">Hey list,<div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">I&#39;ll start by saying I have read the warnings and recommendations to <i class="m_-1215983196426351085m_-78662355845082690gmail_msg">not</i> run FS on virtualized hardware. For right now, though, it&#39;s really the only option for me. I don&#39;t anticipate nor will I expect the behavior to be the same as what I would get on physical hosts, but would just like it to be as consistent (and good) as possible given the constraints.</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">My question is - does anyone have particular kernel and instance type recommendations for AWS? I&#39;m getting relatively frequent jitter and what seem like timing-related issues on calls, even in simple device &lt;-&gt; device calls within FS (no external gateway involved). I&#39;m currently running FS in a Debian 8 docker container (with no memory or CPU limits) on a c4.large Ubuntu 16.04 host (kernel 4.4.0-45, default 250hz timer). The particular behavior I&#39;m seeing <i class="m_-1215983196426351085m_-78662355845082690gmail_msg">feels and sounds</i> like a few frames of silence, followed up by the audio being sped up slightly for a second or two (almost like it&#39;s trying to catch up), happening occasionally throughout calls. Note that this is with one call, and ~5% CPU usage on the host. Thus I&#39;m pointing a finger most likely at kernel timer resolution. Running time_test 100 on FS returns an average of 200, which seems pretty bad.</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">I&#39;ve heard people have better success with the Amazon Linux AMIs for their packaged kernels. Is this true? Would recompiling the kernel with a 1000hz timer help a lot here?</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">If you&#39;re having success on AWS, would be great to know what AMI you&#39;re based off of, what kernel version (and timer), and instance size. Thanks in advance.</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg"><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">Best,</div><div class="m_-1215983196426351085m_-78662355845082690gmail_msg">Colin</div></div>
<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">______________________________<wbr>______________________________<wbr>_____________<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitchsolutions<wbr>.com</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
Official FreeSWITCH Sites<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://confluence.freeswitch.o<wbr>rg</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.cluecon.com</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
FreeSWITCH-users mailing list<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswi<wbr>tch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://lists.freeswitch.org/ma<wbr>ilman/listinfo/freeswitch-user<wbr>s</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://lists.frees<wbr>witch.org/mailman/options/<wbr>freeswitch-users</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg"></blockquote></div></div>
______________________________<wbr>______________________________<wbr>_____________<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
Professional FreeSWITCH Consulting Services:<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="mailto:consulting@freeswitch.org" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">consulting@freeswitch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitchsolutions<wbr>.com</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
Official FreeSWITCH Sites<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://confluence.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://confluence.freeswitch.o<wbr>rg</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.cluecon.com" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.cluecon.com</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
FreeSWITCH-users mailing list<br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">FreeSWITCH-users@lists.freeswi<wbr>tch.org</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://lists.freeswitch.org/ma<wbr>ilman/listinfo/freeswitch-user<wbr>s</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://lists.frees<wbr>witch.org/mailman/options/<wbr>freeswitch-users</a><br class="m_-1215983196426351085m_-78662355845082690gmail_msg">
<a href="http://www.freeswitch.org" rel="noreferrer" class="m_-1215983196426351085m_-78662355845082690gmail_msg" target="_blank">http://www.freeswitch.org</a></blockquote></div>
<br>______________________________<wbr>______________________________<wbr>_____________<br>
Professional FreeSWITCH Consulting Services:<br>
<a href="mailto:consulting@freeswitch.org" target="_blank">consulting@freeswitch.org</a><br>
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" target="_blank">http://www.freeswitchsolutions<wbr>.com</a><br>
<br>
Official FreeSWITCH Sites<br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
<a href="http://confluence.freeswitch.org" rel="noreferrer" target="_blank">http://confluence.freeswitch.o<wbr>rg</a><br>
<a href="http://www.cluecon.com" rel="noreferrer" target="_blank">http://www.cluecon.com</a><br>
<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org" target="_blank">FreeSWITCH-users@lists.freeswi<wbr>tch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/ma<wbr>ilman/listinfo/freeswitch-user<wbr>s</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" target="_blank">http://lists.frees<wbr>witch.org/mailman/options/<wbr>freeswitch-users</a><br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br></blockquote></div><br></div>
</div></div><br>______________________________<wbr>______________________________<wbr>_____________<br>
Professional FreeSWITCH Consulting Services:<br>
<a href="mailto:consulting@freeswitch.org">consulting@freeswitch.org</a><br>
<a href="http://www.freeswitchsolutions.com" rel="noreferrer" target="_blank">http://www.<wbr>freeswitchsolutions.com</a><br>
<br>
Official FreeSWITCH Sites<br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br>
<a href="http://confluence.freeswitch.org" rel="noreferrer" target="_blank">http://confluence.freeswitch.<wbr>org</a><br>
<a href="http://www.cluecon.com" rel="noreferrer" target="_blank">http://www.cluecon.com</a><br>
<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.<wbr>freeswitch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" rel="noreferrer" target="_blank">http://lists.freeswitch.org/<wbr>mailman/listinfo/freeswitch-<wbr>users</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" rel="noreferrer" target="_blank">http://lists.<wbr>freeswitch.org/mailman/<wbr>options/freeswitch-users</a><br>
<a href="http://www.freeswitch.org" rel="noreferrer" target="_blank">http://www.freeswitch.org</a><br></blockquote></div><br></div>