Running a 2011 i5 2.4Ghz with 16GB Ram and seeing a major slowdown at 100K tracks, 4500 albums. Track to track using radio is 10-20+ seconds. Playlists have the same issue.
Option 1 -
Split the 2.5TB library on a WD spinning USB drive between two new 2TB SSD’s I don’t yet own.
Option 2 -
Upgrade the Core