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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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 sudo passwd root
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3.ÏÂÔØlinuxÄں˲¢½«Æä×ªÒÆµ½/usr/srcÎļþ¼Ð
cp Îļþ /usr/src
4.tar -jxvf linux-2.6.29.4.tar.bz2
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LinuxÖÐʹÓÃÃüÁîÐÐʱ£¬ÓÐʱÐèÒª²éÕÒËùÐèÒªµÄÎļþ¡£ShellÌṩÁËÒ»Ì××Ö·û´®Ä£Ê½Æ¥Å乿Ôò£¬»ò³ÆÖ®ÎªÔª×Ö·û´®¡£¿ÉÒÔ°´ÕÕËùÒªÇóµÄģʽÀ´Æ¥ÅäÎļþ£¬»¹¿ÉÒÔʹÓÃ×Ö·ûÀàÐÍÀ´Æ¥ÅäÎļþÃû¡£ÔÚ´ËÖ÷Òª½éÉܼ¸ÖÖ³£¼ûµÄÌØÊâ×Ö·û£º
1¡¢*  Æ¥ÅäÎļþÃûÖеÄÈκÎ×Ö·û´®£¬°üÀ¨¿Õ×Ö·û´®£»
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#include <unistd.h>
#include <stdio.h>
int main()
{
        const char* file1 = "access.cpp";
        const char* file2 = "access1.cpp";
       & ......
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