<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">can you reproduce the same issue on real hardware? We’ve seen all kinds of weird timing issues that could account for this running on aws.<div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Apr 14, 2017, at 4:16 PM, Bilal Dar <<a href="mailto:bilal@rgate-systems.com" class="">bilal@rgate-systems.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Its an AWS <span style="color:rgb(51,51,51);font-family:'source sans pro',sans-serif;font-size:14px;font-variant-ligatures:normal" class="">m3.2xlarge instance.</span></div><div class="gmail_extra"><br class=""><div class="gmail_quote">On Fri, Apr 14, 2017 at 9:57 AM, Michael Jerris <span dir="ltr" class=""><<a href="mailto:mike@jerris.com" target="_blank" class="">mike@jerris.com</a>></span> wrote:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Real hardware or VM?<br class="">
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> On Apr 14, 2017, at 12:48 PM, Bilal Dar <<a href="mailto:bilal@rgate-systems.com" class="">bilal@rgate-systems.com</a>> wrote:<br class="">
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> I have been struggling with an issue for almost 2 weeks.<br class="">
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> Our regular calls have no quality issue and looking RTCP statistics network conditions are perfect. We have normally on peak hr 60 calls and around 10 conferences.<br class="">
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> We have noticed that when we have 2 conferences of 4 or 5 participants, audio starts breaking for the users who are on conference. Regular calls do not experience any quality degradation.<br class="">
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> I upgraded the server to specs of 30Gig memory and 8 vCPU but still the issue exists. Common thing I have noticed even during off-peak hrs is that two 4+ participant call can cause the issue.<br class="">
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> I have ruled out network & hardware. Last change I made was moved all users to G.711 from G.722. Now I am not sure what other steps I can take. Appreciate any suggestions.<br class="">
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