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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¿
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# 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
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# mount | column -t      # ²é¿´¹Ò½ÓµÄ·ÖÇø×´Ì¬
# fdisk -l               # ²é¿´ËùÓзÖÇø
# swapon -s              # ²é¿´ËùÓн»»»·ÖÇø
# hdparm -i /dev/hda     # ²é¿´´ÅÅ̲ÎÊý(½öÊÊÓÃÓÚIDEÉ豸)
# dmesg | grep IDE       # ²é¿´Æô¶¯Ê±IDEÉ豸¼ì²â×´¿ö


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Exception in thread "main" java.lang.NoClassDefFoundError: DataServer
   at gnu.java.lang.MainThread.run(libgcj.so.7rh)
Caused by: java.lang.ClassNotFoundException: DataServer ......

LINUXϲ鿴Apache²¢·¢ÇëÇóÊý¼°ÆäTCPÁ¬½Ó״̬

 
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¡¾×ª]Linux FTPÃüÁîÏê½â¼°Ê¹Óü¼ÇÉ

FTP>ascii: É趨ÒÔASCII·½Ê½´«ËÍÎļþ(ȱʡֵ)
FTP>bell: ÿÍê³ÉÒ»´ÎÎļþ´«ËÍ,±¨¾¯Ìáʾ.
FTP>binary: É趨ÒÔ¶þ½øÖÆ·½Ê½´«ËÍÎļþ.
FTP>bye: ÖÕÖ¹Ö÷»úFTP½ø³Ì,²¢Í˳öFTP¹ÜÀí·½Ê½.
FTP>case: µ±ÎªONʱ,ÓÃMGETÃüÁ±´µÄÎļþÃûµ½±¾µØ»úÆ÷ÖÐ,È«²¿×ª»»ÎªÐ¡Ð´×Öĸ.
FTP>cd: ͬUNIXµÄCDÃüÁî.
FTP>c ......

¡¾×ª¡¿linux cp ¸´ÖÆÎļþ ÃüÁî

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ÕâЩÈËÓлú»á³ÉΪLinux¸ßÊÖ

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