Linux Fundamental Aphirak Jansang, D.Eng. http://www.cpe.ku.ac.th/~aphirak IWING Lab, Department of Computer Engineering, Faculty of Engineering, Kasetsart University *Adapted from CS4315: “Quick UNIX Tutorial” A. Berrached::CMS::UHD 1 01204428 Wireless Embedded Systems Outlines Linux Overview & CLI Process Management vi Text Editor: vi User Management Ubuntu Package Management 2 01204428 Wireless Embedded Systems Linux Founded in 1991 by Linus Trovalds Initially as a terminal emulator Linux Mascot: TUX * from http://en.wikipedia.org/wiki/History_of_Linux 3 01204428 Wireless Embedded Systems GNU Launched in 1984 to develop the GNU system “GNU’s Not Unix!” To create “Unix-like operating system” Kernel + Software collection GNU/Hurd = GNU+Kernel Micro-kernel designed Never finished yet For more information: http://www.gnu.org 4 01204428 Wireless Embedded Systems Linux distribution “Unix-like operating systems” built on top of the Linux kernel *from http://en.wikipedia.org/wiki/Linux_distribution 5 01204428 Wireless Embedded Systems Type of Linux distribution Commercial or non-commercial Designed for enterprise users, power users, or for home users; Supported on multiple types of hardware Designed for servers, desktops, or embedded devices General purpose or highly specialized 6 01204428 Wireless Embedded Systems Well-known Linux distributions Slackware Debian Redhat/Fedora Ubuntu Gentoo 7 01204428 Wireless Embedded Systems Distribution Watch http://www.distrowatch.com 8 01204428 Wireless Embedded Systems Package Management System Tools for updating, upgrading, removing, configuring, and installing the software packages Aware of software dependencies and version information Example dpkg: debian-based distribution rpm: redhat-based distribution portage: gentoo-based distribution tgz: slackware-based distribution opkg: openwrt-based distribution 9 01204428 Wireless Embedded Systems Outlines Linux Overview & CLI Process Management vi Text Editor: vi User Management Ubuntu Package Management 10 01204428 Wireless Embedded Systems .