We have thousands of users running Roon with extremely large libraries and with NAS devices, and in most cases things are quite stable and snappy. The 99% percentile libraries discussed in that thread are on the order of 50,000 albums, so we’re talking 500k tracks or more.
So while most users are not experiencing these symptoms, we are aware of situations where confusing information from the operating system can result in Roon displaying these symptoms.
We absolutely plan to improve this behavior, but in the mean time we’d be happy to look into your setup to get some more clarity about what’s triggering these issues for you, and see if we can improve the situation.
But we need the details of your setup to do that: