LINUX三个必背的文件



经过我学习LINUX的经验来说,从昨天处理了一台LINUX服务器的感触

建议真正想学LINUX的会员们,把以下三个文件的内容熟记于心,它们在你解决服务器故障时的帮助是很大很大的,所以今天特别从LINUX中提取出来,改成TXT文本格式

大家一定要记透它!

inittab

===================================================================================================

#

# inittab This file describes how the INIT process should set up

# the system in a certain run-level.

#

# Author: Miquel van Smoorenburg, [miquels@drinkel.nl.mugnet.org](mailto:miquels@drinkel.nl.mugnet.org)

# Modified for RHS Linux by Marc Ewing and Donnie Barnes

#
# Default runlevel. The runlevels used by RHS are:

# 0 - halt (Do NOT set initdefault to this)

# 1 - Single user mode

# 2 - Multiuser, without NFS (The same as 3, if you do not have networking)

# 3 - Full multiuser mode

# 4 - unused

# 5 - X11

# 6 - reboot (Do NOT set initdefault to this)

#
id:3:initdefault:
# System initialization.

si::sysinit:/etc/rc.d/rc.sysinit



l0:0:wait:/etc/rc.d/rc 0

l1:1:wait:/etc/rc.d/rc 1

l2:2:wait:/etc/rc.d/rc 2

l3:3:wait:/etc/rc.d/rc 3

l4:4:wait:/etc/rc.d/rc 4

l5:5:wait:/etc/rc.d/rc 5

l6:6:wait:/etc/rc.d/rc 6



# Trap CTRL-ALT-DELETE

ca::ctrlaltdel:/sbin/shutdown -t3 -r now



# When our UPS tells us power has failed, assume we have a few minutes

# of power left. Schedule a shutdown for 2 minutes from now.

# This does, of course, assume you have powerd installed and your

# UPS connected and working correctly.

pf::powerfail:/sbin/shutdown -f -h +2 “Power Failure; System Shutting Down”



# If power was restored before the shutdown kicked in, cancel it.
pr:12345:powerokwait:/sbin/shutdown -c “Power Restored; Shutdown Cancelled”


# Run gettys in standard runlevels

1:2345:respawn:/sbin/mingetty tty1

2:2345:respawn:/sbin/mingetty tty2

3:2345:respawn:/sbin/mingetty tty3

4:2345:respawn:/sbin/mingetty tty4

5:2345:respawn:/sbin/mingetty tty5

6:2345:respawn:/sbin/mingetty tty6



# Run xdm in runlevel 5

x:5:respawn:/etc/X11/prefdm -nodaemon
=================================================================================================

grub.conf

=================================================================================================

# grub.conf generated by anaconda

#

# Note that you do not have to rerun grub after making changes to this file

# NOTICE: You have a /boot partition. This means that

# all kernel and initrd paths are relative to /boot/, eg.

# root (hd0,0)

# kernel /vmlinuz-version ro root=/dev/VolGroup00/LogVol00

# initrd /initrd-version.img

#boot=/dev/sda

default=0

timeout=0

splashimage=(hd0,0)/grub/splash.xpm.gz

hiddenmenu

title Red Hat Enterprise Linux Server (2.6.18-164.el5xen)

root (hd0,0)

kernel /xen.gz-2.6.18-164.el5

module /vmlinuz-2.6.18-164.el5xen ro root=/dev/VolGroup00/LogVol00 rhgb quiet

module /initrd-2.6.18-164.el5xen.img
============================================================================================

fstab

============================================================================================

/dev/VolGroup00/LogVol00 / ext3 defaults 1 1

LABEL=/boot /boot ext3 defaults 1 2

tmpfs /dev/shm tmpfs defaults 0 0

devpts /dev/pts devpts gid=5,mode=620 0 0

sysfs /sys sysfs defaults 0 0

proc /proc proc defaults 0 0
/dev/VolGroup00/LogVol01 swap swap defaults 0 0
============================================================================================

要想真正做LINUX高手,这就是第一关!

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