On 10/29/2018 12:40 AM, Hermann Meyer wrote:

Downside of cached information is, that it could clash on plugin load
when the plugin have changed it's ports (updated).

If that happens you have a much bigger issue than stale caches.

Released plugins should not change ports or behavior in a way that is
not backwards compatible. Doing so would break existing sessions using
the plugin.

I know, but it happens. So it's better to be prepared for this case.