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¡¡¡¡3£¬²é¿´ÄãµÄLinuxϵͳÖÐ/etc/fstabÎļþ²¢½âÊÍÖ®¡£
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Sourcecode ÓÚ 2007-07-03 22:20:03·¢±í:
´ð°¸£º
Ò».
1£¬ grep EPERM *.h
2, find /usr -size +50k -and -mmin 120
3, sed 's/bash/csh/g' /etc/passwd > a
mv a /etc/passwd
4, mount
5, gcc -c fred fred.c
gcc -c bill bill.c
ar crv libfoo.a fred bill
6, #!/bin/bash
add=l
for file in *.htm
do
new=$file$add
mv file new
done
exit 0
7, ifconfig eth0 192.168.1.132 netmask 255.255.255.0 broadcast 192.168.1.254
route add 192.168.1.254 gw
8, #!/bin/bash
mkisofs -log-file logfile -o cd.iso /mnt/cd_rm
if [ -z logfile ]
then
echo "ok!"
eject
else echo "something wrong happened"
fi
exit 0
9, echo $(($(netstat -tan ! wc -l)-2 ))
10, #!/bin/bash
ecbo "input a filename :"
read filename
file -b $filename
ls -l $filename
exit 0
11, tar zcf home.tar.gz /home
cp home.tar.gz /backup
¶þ.
1£¬ ÔËÐм¶¾ÍÊDzÙ×÷ϵͳµ±Ç°ÕýÔÚÔËÐеŦÄܼ¶±ð¡£
¡¡ # 0 - Í£»ú
¡¡¡¡# 1 - µ¥Óû§Ä£Ê½
¡¡¡¡# 2 - ¶àÓû§£¬µ«ÊÇûÓÐNFS
¡¡¡¡# 3 - ÍêÈ«¶àÓû§Ä£Ê½
¡¡¡¡# 4 - ûÓÐÓõ½
¡¡¡¡# 5 - X11
¡¡¡¡# 6 - ÖØÐÂÆô¶¯
ÕâЩ¼¶±ðÔÚ/etc/inittab ÎļþÀïÖ¸¶¨¡£
2£¬
/usr£º
/usr Îļþϵͳ¾³£ºÜ´ó£¬ÒòΪËùÓгÌÐò°²×°ÔÚÕâÀï¡£ /usr ÀïµÄËùÓÐÎļþÒ»°ãÀ´×ÔLinux distribution£»±¾µØ°²×°µÄ³ÌÐòºÍÆäËû¶«Î÷ÔÚ/usr/local Ï¡£ÕâÑù¿ÉÄÜÔÚÉý¼¶Ð°æÏµÍ³»òÐÂdistributionʱÎÞÐëÖØÐ°²×°È«²¿³ÌÐò¡£
°üº¬µÄÎļþ£º
/usr/X11R6
X WindowϵͳµÄËùÓÐÎļþ¡£Îª¼ò»¯XµÄ¿ª·¢ºÍ°²×°£¬XµÄÎļþûÓм¯³Éµ½ÏµÍ³ÖС£ X×Ô¼ºÔÚ/usr/X11R6Ï ¡£
/usr/X386
ÀàËÆ/usr/X11R6 £¬µ«ÊǸøX11 Release 5µÄ¡£
/usr/bin
¼¸ºõËùÓÐÓû§ÃüÁî¡£ÓÐЩÃüÁîÔÚ/bin »ò/usr/local/bin ÖС£
/usr/sbin
¸ùÎļþϵͳ²»±ØÒªµÄϵͳ¹ÜÀíÃüÁÀýÈç¶àÊý·þÎñ³ÌÐò¡£
/usr/man , /usr/info , /usr/doc
ÊÖ²áÒ³¡¢GNUÐÅÏ¢ÎĵµºÍ¸÷ÖÖÆäËûÎĵµÎļþ¡£
/usr/include
C±à³ÌÓïÑÔµÄÍ·Îļþ¡£ÎªÁËÒ»ÖÂÐÔÕâʵ¼ÊÉÏÓ¦¸ÃÔÚ/usr/lib Ï£¬µ«´«Í³ÉÏÖ§³ÖÕâ¸öÃû×Ö¡£
/usr/lib
³ÌÐò»ò×ÓϵͳµÄ²»±äµÄÊý¾ÝÎļþ£¬°üÀ¨Ò»Ð©site-wideÅäÖÃÎļþ¡£Ãû×ÖlibÀ´Ô´ÓÚ¿â(library); ±à³ÌµÄÔʼ¿â´æÔÚ/usr/lib Àï¡£
/usr/local
±¾µØ°²×°µÄÈí¼þºÍÆäËûÎļþ·ÅÔÚÕâÀï¡£
/var£º
/var °üÀ¨ÏµÍ³Ò»°ãÔËÐÐʱҪ¸Ä±äµÄÊý¾Ý¡£Ã¿¸öϵͳÊÇÌØ¶¨µÄ£¬¼´²»Í¨¹ýÍøÂçÓëÆäËû¼ÆËã»ú¹²Ïí¡£
/var/catman
µ±ÒªÇó¸ñʽ»¯Ê±µÄmanÒ³µÄcache¡£manÒ³µÄÔ´ÎļþÒ»°ã´æÔÚ/usr/man/man* ÖУ»ÓÐЩmanÒ³¿ÉÄÜÓÐÔ¤¸ñʽ»¯µÄ°æ±¾£¬´æÔÚ/usr/man/cat* ÖС£¶øÆäËûµÄmanÒ³ÔÚµÚÒ»´Î¿´Ê±ÐèÒª¸ñʽ»¯£¬¸ñʽ»¯ÍêµÄ°æ±¾´æÔÚ/var/man ÖУ¬ÕâÑùÆäËûÈËÔÙ¿´ÏàͬµÄҳʱ¾ÍÎÞÐëµÈ´ý¸ñʽ»¯ÁË¡£ (/var/catman ¾³£±»Çå³ý£¬¾ÍÏóÇå³ýÁÙʱĿ¼һÑù¡£)
/var/lib
ϵͳÕý³£ÔËÐÐʱҪ¸Ä±äµÄÎļþ¡£
/var/local
/usr/local Öа²×°µÄ³ÌÐòµÄ¿É±äÊý¾Ý(¼´ÏµÍ³¹ÜÀíÔ±°²×°µÄ³ÌÐò)¡£×¢Ò⣬Èç¹û±ØÒª£¬¼´Ê¹±¾µØ°²×°µÄ³ÌÐòÒ²»áʹÓÃÆäËû/var Ŀ¼£¬ÀýÈç/var/lock ¡£
/var/lock
Ëø¶¨Îļþ¡£Ðí¶à³ÌÐò×ñÑÔÚ/var/lockÖвúÉúÒ»¸öËø¶¨ÎļþµÄÔ¼¶¨£¬ÒÔÖ§³ÖËûÃÇÕýÔÚʹÓÃij¸öÌØ¶¨µÄÉ豸»òÎļþ¡£ÆäËû³ÌÐò×¢Òâµ½Õâ¸öËø¶¨Îļþ£¬½«²»ÊÔͼʹÓÃÕâ¸öÉ豸»òÎļþ¡£
/var/log
¸÷ÖÖ³ÌÐòµÄLogÎļþ£¬ÌرðÊÇlogin (/var/log/wtmp logËùÓе½ÏµÍ³µÄµÇ¼ºÍ×¢Ïú) ºÍsyslog (/var/log/messages Àï´æ´¢ËùÓкËÐĺÍϵͳ³ÌÐòÐÅÏ¢¡£ /var/log ÀïµÄÎļþ¾³£²»È·¶¨µØÔö³¤£¬Ó¦¸Ã¶¨ÆÚÇå³ý¡£
/var/run
±£´æµ½Ï´ÎÒýµ¼Ç°ÓÐЧµÄ¹ØÓÚϵͳµÄÐÅÏ¢Îļþ¡£ÀýÈ磬 /var/run/utmp °üº¬µ±Ç°µÇ¼µÄÓû§µÄÐÅÏ¢¡£
/var/spool
mail, news, ´òÓ¡¶ÓÁÐºÍÆäËû¶ÓÁй¤×÷µÄĿ¼¡£Ã¿¸ö²»Í¬µÄspoolÔÚ/var/spool ÏÂÓÐ×Ô¼ºµÄ×ÓĿ¼£¬ÀýÈ磬Óû§µÄÓÊÏäÔÚ/var/spool/mail ÖС£
/var/tmp
±È/tmp ÔÊÐíµÄ´ó»òÐèÒª´æÔڽϳ¤Ê±¼äµÄÁÙʱÎļþ¡£ (ËäȻϵͳ¹ÜÀíÔ±¿ÉÄܲ»ÔÊÐí/var/tmp ÓкܾɵÄÎļþ¡£)
/home Îļþϵͳ°üº¬Óû§¼ÒĿ¼£¬¼´ÏµÍ³ÉϵÄËùÓÐʵ¼ÊÊý¾Ý¡£Ò»¸ö´óµÄ/home ¿ÉÄÜÒª·ÖΪÈô¸ÉÎļþϵͳ£¬ÐèÒªÔÚ/home ϼÓÒ»¼¶Ãû×Ö£¬Èç/home/students ¡¢/home/staff µÈ.
/etcĿ¼
/etc Ŀ¼°üº¬ºÜ¶àÎļþ¡£Ðí¶àÍøÂçÅäÖÃÎļþÒ²ÔÚ/etc ÖС£
/etc/rc or /etc/rc.d or /etc/rc*.d
Æô¶¯¡¢»ò¸Ä±äÔËÐм¶Ê±ÔËÐеÄscripts»òscriptsµÄĿ¼¡£
/etc/passwd
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/etc/fdprm
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/etc/fstab
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/etc/group
ÀàËÆ/etc/passwd £¬µ«ËµÃ÷µÄ²»ÊÇÓû§¶øÊÇ×é¡£
/etc/inittab
init µÄÅäÖÃÎļþ¡£
/etc/issue
getty ÔڵǼÌáʾ·ûǰµÄÊä³öÐÅÏ¢¡£Í¨³£°üÀ¨ÏµÍ³µÄÒ»¶Î¶Ì˵Ã÷»ò»¶ÓÐÅÏ¢¡£ÄÚÈÝÓÉϵͳ¹ÜÀíԱȷ¶¨¡£
/etc/magic
file µÄÅäÖÃÎļþ¡£°üº¬²»Í¬Îļþ¸ñʽµÄ˵Ã÷£¬file »ùÓÚËü²Â²âÎļþÀàÐÍ¡£
/etc/motd
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/etc/mtab
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/etc/shadow
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/etc/login.defs
login ÃüÁîµÄÅäÖÃÎļþ¡£
/etc/printcap
ÀàËÆ/etc/termcap £¬µ«Õë¶Ô´òÓ¡»ú¡£Óï·¨²»Í¬¡£
/etc/profile , /etc/csh.login , /etc/csh.cshrc
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/etc/securetty
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/etc/shells
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