QDIO and non-QDIO modes for the IBM z/VSE operating system
This chapter covers the basic implementation steps to establish network connectivity with an Open Systems Adapter-Express channel path identifier (CHPID) in Queued Direct I/O (QDIO) mode or non-QDIO mode in an IBM System z VSE (z/VSE) environment. OSA-Express in QDIO mode has been supported since IBM VSE/ESA 2.6 (Virtual Storage Extended/Enterprise Systems Architecture). To configure an ...