<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body dir="auto"><div dir="auto">I don't know if any such limitation exists, but maxing out just shy of 1Gbps sounds a bit more like an interface's line speed limited/set to 1Gbps somewhere in your production chain? You wrote that you have tested the bw - what did you use? Iperf? Speedtest?</div><div dir="auto"><br></div><div dir="auto">Maybe consider scaling with additional Icecast servers and use a load balancer in front? And then just scale accordingly? This sounds like an interesting challenge. Which radio station is this, if I may ask?</div><div dir="auto"><br></div><div dir="auto">--</div><div dir="auto">Marius</div><div dir="auto"><br></div><div dir="auto"><br></div><div id="composer_signature" dir="auto"><div style="font-size:12px;color:#575757" dir="auto">Sendt fra min Galaxy</div></div><div dir="auto"><br></div><div><br></div><div align="left" dir="auto" style="font-size:100%;color:#000000"><div>-------- Opprinnelig melding --------</div><div>Fra: zsolt makkai <gvmzsolt@gmail.com> </div><div>Dato: 14.03.2024 22:28 (GMT+01:00) </div><div>Til: icecast@xiph.org </div><div>Emne: [Icecast] Unable to utilize past 1 gbps </div><div><br></div></div><div dir="ltr">Dear Icecast,<div><br></div><div>We are operating a web radio on a 10 Gbps dedicated server line. The line bandwidth is tested and available. The web radio is hosted on a Proxmox virtual environment. We own the physical server itself and made sure to have allocated the sufficient amount of resources on the virtual machine.<br></div><div><br></div><div>We found that no matter what we do overall upload cannot go over 1 gbps on 1 mount point.</div><div>It is not about the maximum number of listeners as a limiting factor but the overall bandwidth icecast (we are using 2.4.4) is able to utilize. </div><div><br></div><div>We can let more listeners to connect only by decreasing the outgoing bitrate that is going against quality.</div><div><br></div><div>We have looked at icecast web stations globally and what we have found is that NON of them are exceeding the 1 gbps limit. Like servers having maximum number of listeners (18000) but using only 48 kbps bitrate which is around 900 mbps...</div><div><br></div><div>Please advice! </div><div><br></div><div>Is this really the limit that one icecast server can utilize/mountpoint?</div><div><br></div><div>Please link a server that goes over the 1 gbps limit continuously...</div><div><br></div><div>Thank you for your help!</div><div><br></div><div>Best Regards,</div><div><br></div><div>Zsolt Makkai</div></div>
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