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Part I. Hardware
Selecting and configuring the right hardware is a critical part of setting up a realtime environment. Hardware impacts the way that the system operates. System Management Interrupts, CPU cache design, and NUMA utilization can all be handled in different ways. Hardware can vary from vendor to vendor, and not all hardware is suited to realtime environments.
It is important when setting up a Red Hat Enterprise Linux for Real Time environment that the application is designed in such a way that it interacts well with the available hardware. This section contains information on the ways that Red Hat Enterprise Linux for Real Time uses hardware, and the areas to look out for.