Function spawn_memory_trim

core/utils.py:612–632

Reclaim a request's heap pages: GC, then return freed C pages to the OS. On gevent uWSGI workers the trim runs in a spawned greenlet so it never blocks the caller; Celery prefork workers (no gevent hub) run it inline. Set close_connections=True when called from a streaming generator's t

(close_connections=False)

def spawn_memory_trim(close_connections=False):
    """Reclaim a request's heap pages: GC, then return freed C pages to the OS.

    On gevent uWSGI workers the trim runs in a spawned greenlet so it never
    blocks the caller; Celery prefork workers (no gevent hub) run it inline.
    Set close_connections=True when called from a streaming generator's teardown
    so the pooled DB connection is released first.
    """
    def _run():
        cleanup_memory(force_collection=True)
        trim_c_allocator_heap()

    if close_connections:
        from django.db import close_old_connections
        close_old_connections()

    if _is_gevent_monkey_patched():
        import gevent
        gevent.spawn(_run)
    else:
        _run()


def safe_upload_path(filename: str, base_dir) -> str: