A long running app will normally reach a steady state in which no new symbols are created anymore. If you for any reason create new symbols (which are basically

A long running app will normally reach a steady state in which no new symbols are created anymore. If you for any reason create new symbols (which are basically interned strings) every n seconds or requests, you will eventually run out of memory. However, that is almost never a concern in practice, because you rarely need to do that.