softhuafei

Thank you for your response. I'am try use jemalloc and check it‘s profile. This is the new code and results: ``` [package] name = "tantivy_test" version = "0.1.0" edition =...

> The allocator will reserve some memory and not release it back to the OS. That's not a memory leak and limited. I wrote something about that here: https://quickwit.io/blog/performance-investigation Thank...