https://doc.rust-lang.org/std/collections/struct.BTreeMap.ht...
Yes that's exactly how I knew about this!
I did not read this entire thing so it's very possible it contains a benchmark somewhere but I couldn't find any when doing a quick skim.
https://faultlore.com/blah/rust-btree-case/
https://doc.rust-lang.org/std/collections/struct.BTreeMap.ht...