9. The UNIX Umbrella RedHat, Mandrake † , SuSe, Debian, Caldera, Yellowdog † FreeBSD, BSDI*, NetBSD OpenBSD Sun Solaris, HP HP-UX*, Compaq True 64 UNIX*, IBM AIX*, IRIX*, MAC OSX* SCO UNIX (now Caldera/Tarantula) Hardware Vendors BSD Flavors Linux Distributions Other * = Commercial distribution (i.e you must pay for it) † = Derivative of RedHat
10. Popularity vs. Maturity Popular Mature Sun Solaris HP-UX Compaq True 64 UNIX RedHat Linux / Linux Mandrake Debian Linux SuSe Caldera Linux FreeBSD / NetBSD / OpenBSD, etc. SCO UNIX RedHat Linux AIX Irix Darwin (Mac OSX)
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20. UNIX Partition Example /usr 2GB / (root) 1.5GB /home 4GB swap Example Partitioning Scheme: Total Hard Drive Space: 8GB Contains all files under the /usr directory (I.e. /usr/local/bin/pico, /usr/bin/vi, etc.) Contains all files under the /home directors (I.e. /home/chrisjur, /home/iti1234) Contains all other files and directors, such as /var, /opt, /sbin, etc. [HARD DRIVE]