It's true that you gain some technical knowledge by learning all that. The question is whether that is worth the opportunity cost of not learning other things or doing something else during that time.
Every minute you spend studying nginx config files or adjusting work_mem is a minute you are not spending working on your actual product or app.
To some extent it is indeed beneficial to know how all that stuff works. But at some point your time is better spent working on things that differentiate your specific company from others, rather than spending it on twiddling the same set of knobs that everyone else has.
Every minute you spend studying nginx config files or adjusting work_mem is a minute you are not spending working on your actual product or app.
To some extent it is indeed beneficial to know how all that stuff works. But at some point your time is better spent working on things that differentiate your specific company from others, rather than spending it on twiddling the same set of knobs that everyone else has.