Free-threading in mod_wsgi 6.0.0 lets a single process spread Python work across multiple cores. A metrics comparison against the GIL-enabled benchmarks from before.

mod_wsgi 6.0.0 adds WSGISwitchInterval, a tuning lever for Python's GIL switch interval. With proper telemetry it can deliver large gains on CPU-bound workloads.

mod_wsgi 6.0.0 adds WSGIFreeThreading, an opt-in directive for PEP 703 free-threaded Python. GIL-enabled mode remains the default even on free-threaded builds.

mod_wsgi 6.0.0 adds WSGIPerInterpreterGIL, an opt-in directive for running sub-interpreters with their own GIL (PEP 684) for parallel Python in one process.

How wrapt 2.2.0 extends the synchronized decorator and context manager to async functions, and why reentrancy is not supported on the async side.

How wrapt 2.2.0 lets a decorator change what runtime introspection sees of a wrapped function's signature or calling convention.