What does cache warmup mean in Symfony2?

Question

symfony

Good morning,

tell me what cache warmup means in symphony?

Answer 1

Warming up the cache? Cache the generated data and then, when the cache is warmed up, give it back without generation.

Answer 2

You can manually warm up the cache from the console, or you can not do this, and then the whole process will be completed when you first visit the page.