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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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ʵսLinux Bluetooth±à³Ì (Æß) SDPЭÒé

Service Discovery Protocol(SDP)ÌṩһÖÖÄÜÁ¦£¬ÈÃÓ¦ÓóÌÐòÓз½·¨·¢ÏÖÄÄÖÖ·þÎñ¿ÉÓÃÒÔ¼°ÕâÖÖ·þÎñµÄÌØÐÔ¡£
·þÎñ·¢ÏÖЭÒé(SDP»òBluetooth SDP)ÔÚÀ¶ÑÀЭÒéÕ»ÖжÔÀ¶ÑÀ»·¾³ÖеÄÓ¦ÓóÌÐòÓÐÌØÊâµÄº¬Ò⣬·¢ÏÖÄĸö·þÎñÊÇ¿ÉÓõĺÍÈ·¶¨ÕâЩ¿ÉÓ÷þÎñµÄÌØÕ÷¡£SDP¶¨ÒåÁËbluetooth client·¢ÏÖ¿ÉÓÃbluetooth server·þÎñºÍËüÃǵÄÌØÕ÷µÄ·½·¨¡£ ......

¡¾×ª¡¿How Google uses Linux?

KS2009: How Google uses Linux
By Jonathan Corbet
October 21, 2009
LWN's 2009 Kernel Summit coverage
There may be no single organization which runs more Linux systems than Google. But the kernel development community knows little about how Google uses Linux and what sort of problems are ......

LINUXϲ鿴Apache²¢·¢ÇëÇóÊý¼°ÆäTCPÁ¬½Ó״̬

 
LINUXϲ鿴Apache²¢·¢ÇëÇóÊý¼°ÆäTCPÁ¬½Ó״̬ ÊÕ²Ø
2007-7-20 18:30 ÕÅÑç
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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 ......
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