how to install

how to use


The init.d directory contains a number of start/stop scripts for various services on your system.

Hardware Check

dmesg :display message


lshw :list hardware

cat /proc/cpuinfo

cat /proc/devices

cat /proc/meminfo


dmidecode | more

Directory name in JapaneseEnglish

LANG=C xdg-user-dirs-gtk-update

How to install CentOS 6.4

Setting X windows

yum -y groupinstall “X Window System”

yum -y groupinstall “Desktop”


Basic Directory Structure of Linux

  • boot : Essential command line utilities. Should not be mounted separately; otherwise, it could be difficult to get to these utilities when using a rescue disk.
  • cdrom
  • bin
  • dev : Hardware and software device drivers for everything from floppy drives to terminals.
  • etc
  • floppy
  • home : Home directories for almost every user.
  • lib
  • lost+found
  • mnt
  • opt
  • proc : process
  • root
  • sbin
  • tmp
  • usr
  • var : variable data, including log files and printer spools.