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×î½ü¿´ÁËһЩLinuxÃüÁîÐеÄÎÄÕ£¬ÔÚϵͳÐÅÏ¢²é¿´·½ÃæÑ§µ½²»ÉÙÃüÁî¡£ÏëÆðÒÔǰд¹ýµÄһƪÆäʵLinuxÕâÑùÓøü¼òµ¥£¬·¢ÏÖÕâЩϵͳÐÅÏ¢²é¿´ÃüÁîÒ²¿ÉÒÔ×ܽá³öһƪССµÄ¶«Î÷À´ÁË¡£
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# uname -a               # ²é¿´ÄÚºË/²Ù×÷ϵͳ/CPUÐÅÏ¢
# head -n 1 /etc/issue   # ²é¿´²Ù×÷ϵͳ°æ±¾
# cat /proc/cpuinfo      # ²é¿´CPUÐÅÏ¢
# hostname               # ²é¿´¼ÆËã»úÃû
# lspci -tv              # ÁгöËùÓÐPCIÉ豸
# lsusb -tv              # ÁгöËùÓÐUSBÉ豸
# lsmod                  # Áгö¼ÓÔØµÄÄÚºËÄ£¿é
# env                    # ²é¿´»·¾³±äÁ¿×ÊÔ´
# free -m                # ²é¿´ÄÚ´æÊ¹ÓÃÁ¿ºÍ½»»»ÇøÊ¹ÓÃÁ¿
# df -h                  # ²é¿´¸÷·ÖÇøÊ¹ÓÃÇé¿ö
# du -sh <Ŀ¼Ãû>        # ²é¿´Ö¸¶¨Ä¿Â¼µÄ´óС
# grep MemTotal /proc/meminfo   # ²é¿´ÄÚ´æ×ÜÁ¿
# grep MemFree /proc/meminfo    # ²é¿´¿ÕÏÐÄÚ´æÁ¿
# uptime                 # ²é¿´ÏµÍ³ÔËÐÐʱ¼ä¡¢Óû§Êý¡¢¸ºÔØ
# cat /proc/loadavg      # ²é¿´ÏµÍ³¸ºÔØ´ÅÅ̺ͷÖÇø
# mount | column -t      # ²é¿´¹Ò½ÓµÄ·ÖÇø×´Ì¬
# fdisk -l               # ²é¿´ËùÓзÖÇø
# swapon -s          &


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linuxϵÄÖ÷ÒªÎļþ


linuxϵÄÖ÷ÒªÎļþ
/boot/grub/grub.conf    GRUB configuration file
/boot/module-info-*    Module information for the Linux kernel
/boot/System.map-*    Map of the Linux kernel
/boot/vmlinuz-*    Linux kernel
/etc/aliases    Mail aliases
/etc/a ......

ÔÚLinuxϲ鿴¶Ë¿ÚµÄʹÓÃÇé¿ö¼°Æô¶¯

Netstat -tln ÃüÁîÊÇÓÃÀ´²é¿´linuxµÄ¶Ë¿ÚʹÓÃÇé¿ö
/etc/init.d/vsftp start ÊÇÓÃÀ´Æô¶¯ftp¶Ë¿Ú~£¡
¿´Îļþ/etc/services
netstat
²é¿´ÒѾ­Á¬½ÓµÄ·þÎñ¶Ë¿Ú£¨ESTABLISHED£©
netstat -a
²é¿´ËùÓеķþÎñ¶Ë¿Ú£¨LISTEN£¬ESTABLISHED£©
sudo netstat -ap
²é¿´ËùÓеķþÎñ¶Ë¿Ú²¢ÏÔʾ¶ÔÓ¦µÄ·þÎñ³ÌÐòÃû
nmap £¼É¨ÃèÀàÐÍ£¾£¼É¨Ã ......

linuxÄں˱àÒë¶þ

1.Äں˱àÒë±ØÐëÔÚroot»·¾³Ï£¬¶øUbuntu×°ºóûÓÐrootÓû§£¬ËùÒÔÉèÖÃrootÃÜÂë
 sudo passwd root
2.su»Ø³µ£¬ÊäÈëÃÜÂë¾ÍÊÇÒÔrootÉí·ÝÁË£¬
3.ÏÂÔØlinuxÄں˲¢½«Æä×ªÒÆµ½/usr/srcÎļþ¼Ð
cp Îļþ /usr/src
4.tar -jxvf linux-2.6.29.4.tar.bz2
  ......

LinuxÖкǫ́ÃüÁîµÄÖ´ÐÐ

LinuxÖжÔÓÚһЩ´óÈÎÎñÐèÒªÔÚºǫ́ÔËÐУ¬·ñÔò»áÒ»Ö±Õ¼ÓÃÆÁÄ»£¬·À°­Ê¹ÓÃÕßʹÓÃÖÕ¶ËÈ¥Íê³ÉÆäËüµÄÈÎÎñ¡£ÆäÖлáÌṩÈçϼ¸¸öÃüÁîÀ´½øÐкǫִ́ÐУº
1¡¢  ÉèÖÃcrontabÎļþ£¬²¢ÓÃËüÀ´Ìá½»×÷Òµ£»ÆäÖÐcron ϵͳµ÷¶È½ø³Ì£¬¿ÉÒÔʹÓÃËüÔÚÿÌìµÄ·Ç¸ß·å¸ººÉʱ¼ä¶ÎÔËÐÐ×÷Òµ£¬»òÔÚÒ»ÖÜ»òÒ»ÔÂÖеIJ»Í¬Ê±¶ÎÔËÐС£
2¡¢  ʹÓÃatÃüÁîÀ ......

linuxÏÂapache+php°²×°³£¼ûÎÊÌâ


linuxÏÂapache+php°²×°³£¼ûÎÊÌâ
configure: error: Unable to find libgd.(a|so)
Èç¹ûʹÓõÄÊÇubuntu»òdebian¾ÍºÜ¼òµ¥ÁË£¬Ö±½Ósudo apt-get install apache2 libapache2-mod-php5 php5 php5-gd ¾Í»ù±¾Éϸ㶨£¬µ«ÊÇÓÃÔ´´úÂë°²×°»¹ÊǺÜÂé·³¡«
wget http://www.boutell.com/gd/http/gd-2.0.11.tar.gz
tar zxvf gd-2.0.11 ......
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