That benchmark isn't benchmarking what you think it is. "This test exercises database writes. Each request is processed by fetching multiple rows from a simple

That benchmark isn't benchmarking what you think it is. "This test exercises database writes. Each request is processed by fetching multiple rows from a simple database table, converting the rows to in-memory objects, modifying one attribute of each object in memory, updating each associated row in the database individually, and then serializing the list of objects as a JSON response." You're actually just benchmarking the mysql driver for each of those languages, not the actual JIT capabilities.