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Solaris™ Internals: Core Kernel Components by Richard McDougall, Jim Mauro

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1.3. Kernel Overview

The Solaris kernel is the core of Solaris. It manages the system hardware resources and provides an execution environment for user programs. The Solaris kernel supports an environment in which multiple programs can execute simultaneously. The primary functions of the kernel can be divided into two major categories: managing the hardware by allocating its resources among the programs running on it; and supplying a set of system services for those programs to use.

The Solaris kernel, like that of other operating systems implementations, provides a virtual machine environment that shields programs from the underlying hardware and allows multiple programs to execute concurrently on the hardware platform. Each program has its ...

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