Crates We Love

4951.828 - 4978.638 Eliza Weisman

And if you do, you still have something nicer than just naively sticking one hash map inside of a read-write lock, because sometimes doing the write operation to The map will do a bunch more. You might have to allocate something inside the map. You might have to fill up a bucket and have to move things around. And all of that happens in a write lock that's only contended by writers, right?