FSU

CNT 4603, Summer 2011: Introduction

ASSIGNMENT

Introduction to Unix

Introduction to Unix

Introduction to Unix

Introduction to Unix

Introduction to Unix

The first meeting of the Unix User Group was in May, 1974; this group would late become the Usenix Association

You can watch the ever-varying open source world of Linux/BSD distributions at http://www.distrowatch.com

A History of Unix

In the beginning, processes were very different

Old Unix

Today the parent uses a fork/exec/wait model:

So what does that the (2) indicate in these? It indicates the section of the "man pages" (manual pages) where information about these (and all) system calls can be found.

Linux: a complete Unix-compatible operating system

Linux: a complete Unix-compatible operating system

Solaris

Solaris is a vendor Unix. It came from the old Sun Microsystems, which is now part of Oracle.

It still runs on Oracle's custom hardware and commodity PC hardware — and in virtual environments, which is how we will run it.

System administration duties

System administration responsibilities (AIC)

System administration responsibilities: Availability

System administration responsibilities: Integrity of data

System administration responsibilities: Data security

Mechanics of Unix/Linux administration: editors, scripting, and compilation

Unix/Linux system administration: editors &mdash looking at vi

Unix/Linux system administration: editors &mdash still looking at vi

Unix/Linux system administration: editors &mdash looking at emacs

emacs: Not always installed by default. In fact, in the last few years, default installation of Emacs in Unix/Linux distributions has become less common.

Unix/Linux system administration: scripting languages

Unix/Linux system administration: scripting languages