# LWLock AIO (The Tube Catchers) LWLocks used to coordinate internal access to the **[[Workloads/IO/AIO/_Aio|Pneumatic Tube System (AIO)]]**. ![[assets/arch_aio_system_v2.png|256]] --- ![[Workloads/LWLock/AIO/AioUringCompletion]] ![[Workloads/LWLock/AIO/AioWorkerSubmissionQueue]]