linux系统备注

bin "Essential binaries"

cat chgrp chmod chown cp 

data  dd df dmesg(查看内核开机启动项)

echo

false

hostname

kill

ln login ls

mkdir mknod more mount mv

ps pwd

rm rmdif

sed sh stty su synch

true

umount uname

boot "Static files of boot  loader" 

kernel

system.map

vmlinuz

initrd

grub

module.info

boot

etc "Host specific system config"

csh.login

exports

fstab

ftpusers

gateways

gettydefs

group

host.conf

hosts

hosts.allow

hosts.deny

hosts.equiv

hosts.lpd

inetd.conf

inittab

issue

ls.so.conf

motd

mtab

mtools

networks

password

paintcap

profile

protocols

resolv.conf(dns)

rpc

securetty

services

shells

syslog.conf

 opt "config file for add on application software"

usr "shareable and read-only data"

 local "local software"

 share "static data shareable among all architectures"

  man "manual pages"

 bin "most user commands"

 include "standard include files for 'c' prog."

 lib "obj, bin, lib files for prog and packages"

 sbin "non essential binaries"

 

var "variable data files"

 cache "application cache data"

 lib "variable state information remains after reboot"

 yp "data for nis services"

 lock "lock files for shared resources"

 opt "variable data of packages installed"

 run "info fo system since it was booted"

 tmp "available for prog"

 spool "data awaiting processing"

 log "log files and dir"

sbin "system binaries"

 fastboot

 fasthalt

 fdisk

 fsck

 getty

 halt

 ifconfig

 init

 mkfs

 mkswap

 reboot

 route

 swapon

 swapoff

 update

tmp "temperory files deleted on bootup"

dev "location of special or device files"

home "user home directories"

lib "library and kernel modules"

mnt "mount files for temperory filesystems"

opt "add-on application software"

root "home dir. for root user"

proc "virtual filesystem documenting kernel and process status as text files"

srv "data for services provided by this system"