Read the <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/maintain/configuration#scalability">scalability guide</a> if you plan to have many users or viewers
Recommended hardware requirements for a big instance to handle 1,000 concurrent viewers (see our <a target="_blank" rel="noopener noreferrer" href="https://joinpeertube.org/news/stress-test-2023">blog post about our viewers stress test</a>):
Storage: can be mitigated using <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/maintain/remote-storage">S3/Object storage</a>
The feature is called <a href="https://docs.joinpeertube.org/admin/following-instances#instances-redundancy" target="_blank">"server redundancy"</a> and caches your most popular videos to help serve additional viewers.
The web browser generates a random string to identify the viewer during the browser session and periodically notifies the server that a user is watching the video.
Transcoding can also be offloaded to other machines using <a target="_blank" rel="noopener noreferrer" href="https://docs.joinpeertube.org/admin/remote-runners">remote runners</a>.