9.1. Disk Hardware Descriptions

The disk subsystem of an HP-UX computer system is composed of interface cards connecting disk and tape peripherals to the system. The choice of I/O interfaces, number of interfaces, peripheral types, number of devices, and the distribution of devices and interfaces can have a very large impact on the overall system. The next sections describe various peripherals and their interface to the system.

9.1.1. Interface Cards (Host Bus Adapters or HBAs)

There are several different ways to attach peripherals to an HP-UX system. Some of the older methods included the HP-IB and Fibre Link buses. These were both HP-proprietary buses that were used on early HP-UX systems. Later, HP switched to standardized interfaces such ...

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