LinuxLinux

Florian Walch, 5aI, 2008-01-16

Agenda History Naming controversy Uses Linux distributions

History

19831983GNU project

Richard Stallman

Goal: Create a free, UNIX-like

operating system Software development,

but no kernel available

History

19911991Linux kernel

Linus Torvalds

Free Often used in

combination with GNU software

History

19961996Tux

Created by Larry Ewing Mascot of the Linux

kernel

Naming controversy

Often used as synonym for Linux distribution

Linux = Kernel GNU project:

Use GNU/Linux instead of Linux (e.g. Debian GNU/Linux)

Uses

DESKTOP

2002: ~3% market share Reasons for low percentage

Monopoly of MS Windows Necessary trainings for employees Software not available Games not available

Usage has been increasing Improved usability

Uses

SERVER

More widely used than on Desktop computers

Examples LAMP Samba & LDAP DNS Mail server Database server

Uses

EMBEDDED

Widely used Examples

Mobile Phone PDA Router DVD recorder

Uses

SUPERCOMP.

2007: 85% of top 500 supercomputers use Linux

Example MareNostrum

Uses Other uses

Linux firewall Microcontroller Linux Linux-based computer cluster ...

Linux distributions

Linux distributions

Linux distributions Many Linux distributions available

Differences in target group, application area, support of hardware architecture, up-to-datedness, ...

Desktop distributions Ubuntu, openSUSE, Fedora, ...

Server distributions Debian, Ubuntu Server, ...

...

Sources http://www.wikipedia.org http://ww.distrowatch.com http://www.kde.org http://www.acmesystems.it/