Phono preamp tube rolling.


As upgrade rush bites again, planning to perform some tube rolling on my Rouge Ares Magnum. Please share some experience with tube rolling on pure tube circuit topology phono preamps. Practical experiences are preferred. Theoretical options are welcome too.
surfmuz
@lowrider57 Sorry, I’m not really interested in suggestions based on my components or system analysis. What is really interested  is other people experience in the topic.