debian.rst

Debian.

Contents

• Installing Debian.
• Uninstalling unused packages.
  • Become sudouser.
  • List existed partitions.
  • Mount additional partitions.
• Installing and configuring documentation.
• Debian runlevels.
• Show curent runlevel.
• Switching runlevels.

Installing Debian.

• Download Debian iso CD/DVD image no. 1.
• Burn it to CD/DVD.
• Boot from this media.
• Follow instructions.

Uninstalling unused packages.

$ sudo apt-get install deborphan
$ deborphan
...
$ sudo apt-get purge `deborphan`

Also you can use console GUI wrapper around above command:

$ sudo orphaner

Another tools is cruft (check for cruft in your system):

$ sudo apt-get install cruft
$ cruft

Become sudouser.

$ su
...
$ emacs /etc/sudoers
...
$ grep -v "^#" /etc/sudoers
Defaults  env_reset

root      ALL=(ALL) ALL
user      ALL=(ALL) ALL
$ ^D

List existed partitions.

$ sudo /sbin/sfdisk -l
...

Mount additional partitions.

Partition mounting by hands:

$ sudo mkdir /mnt/wininst
$ sudo mount -t ntfs -o ro /dev/sdb2 /mnt/wininst

Automatic partition mounting:

$ sudo addgroup win
$ sudo addgroup user win
$ sudo emacs /etc/fstab
...
$ cat /etc/fstab
# /etc/fstab: static file system information.
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
/dev/sdc1       /               ext3    defaults,errors=remount-ro 0       1
/dev/hda        /media/cdrom0   udf,iso9660 user,noauto     0       0
/dev/sdb1       /mnt/winsys     ntfs    ro,nls=utf8,gid=win,dmask=222,fmask=337  0       0
/dev/sdb2       /mnt/wininst    ntfs    ro,nls=utf8,gid=win,dmask=222,fmask=337  0       0
# /dev/sdb3     /mnt/winbin       ntfs-3g rw,utf8,force,gid=win,dmask=002,fmask=113 0    0
/dev/sdb3       /mnt/winbin     ntfs    rw,utf8,nls=utf8,gid=win,umask=000       0       0
/dev/sdc2       /mnt/fat        vfat    rw,utf8,gid=win,dmask=222,fmask=337      0       0
/dev/sda5       /mnt/music      ntfs    ro,nls=utf8,gid=win,dmask=222,fmask=337  0       0
/dev/sdd1       /mnt/usb        vfat    rw,shortname=winnt,utf8,quiet,gid=win,dmask=002,fmask=111  0  0

Installing and configuring documentation.

Documentation packages end with -doc suffix.

To browse all docs in HTML form install:

$ sudo apt-get install dhelp info2www man2html swish++

Debian runlevels.

• 0 System Halt
• 1 Single user
• 2 Full multi-user mode (Default)
• 3-5 Same as 2
• 6 System Reboot

Show curent runlevel.

$ /sbin/runlevel

Switching runlevels.

$ sudo telinit 2