1.1. A Brief History
Sun's UNIX operating environment began life as a port of BSD UNIX to the Sun-1 workstation. The early versions of Sun's UNIX were known as SunOS, which is the name used for the core operating system component of Solaris.
SunOS 1.0 was based on a port of BSD 4.1 from Berkeley labs in 1982. At that time, SunOS was implemented on Sun's Motorola 68000-based uniprocessor workstations. SunOS was small and compact, and the workstations had only a few MIPS of processor speed and around one megabyte of memory.
In the early to mid-1980s, networked UNIX systems were growing in popularity; networking was becoming ubiquitous and was a major part of Sun's computing strategy. Sun invested significant resources in developing technology that ...
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