Earlier quoted context omitted.
What site you run and why you need to log my personal data(IP,browser,other identifying data) do you have good reasons to keep it forever or you purge it after you analyze it?
How is IP and browser personal data ? If you think it is, you should not be on the internet.
The clause in the regulation is quite clearly worded:
"Natural persons may be associated with online identifiers provided by their devices, applications, tools and protocols, such as internet protocol addresses, cookie identifiers or other identifiers such as radio frequency identification tags. This may leave traces which, in particular when combined with unique identifiers and other information received by the servers, may be used to create profiles of the natural persons and identify them."