:PROPERTIES: :ID: f5d9761a-7759-4872-b9fe-adf60a5209a5 :mtime: 20240316064435 :ctime: 20240316064433 :END: #+title: Non-blocking IO #+filetags: :operatingsystems:public:project: * Non Blocking IO • I/O call returns all available data, immediately • Returns count of bytes read/written, maybe 0 • select following read/write • Relies on multi-threading