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1. ÍøÂç×Óϵͳ
* ϵͳµ÷ÓýӿÚ
* ЭÒéÎ޹زã
* ЭÒéʵÏÖ²ã
* Çý¶¯Î޹زã
* Çý¶¯³ÌÐò²ã
×¢£ºµ÷ÓýӿÚ<->ЭÒé²ã<->Çý¶¯³ÌÐò
2. Íø¿¨Çý¶¯³ÌÐò
* λÓÚÊý¾ÝÁ´Â·²ã
3. ¹Ø¼üÊý¾Ý½á¹¹
* struct net_device
* struct sk_buffer
4. ³õʼ»¯
* Éú³Énet_device£¬²¢³õʼ»¯Æä³ÉÔ±
* ¸ù¾ÝÐèÒª£¬¶ÔÍø¿¨×ÔÉí¼Ä´æÆ÷½øÐÐÉèÖã¬Èç¶Ë¿ÚÀàÐÍÑ¡Ôñ¡¢Ë«¹¤Ñ¡ÔñµÈµÈ
5. ½ÓÊÕ
* ͨ¹ýÖжÏ
* Ö÷ÒªÁ÷³Ì
   ·ÖÅäskb
   ¶ÁÊý¾Ý
   netif_rx(skb)
6. ·¢ËÍ
* hard_start_transmit


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LinuxÄÚºËÅäÖÃÎĵµ(make menuconfig)

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    ±¾ÎĵµµÄÄÚÈݴ󲿷ÝÄÚÈݶ¼ÊÇ´ÓÍøÉÏÊÕ¼¯¶øÀ´£¬È»ºóÅäºÏһЩеĽØÍ¼£¨Äں˰汾£ºV2.4.19£©¡£ÔÚÿһÅäÖÃÏîºó»áÓÐÒ»¸öÑ¡ÔñÖ¸ÄϵIJ¿·Ý£¬ÓÃÀ´Ö¸µ¼´ó¼ÒÔõôÑù¸ù¾Ý×Ô¼ºµÄÇé¿öÀ´×öÏàÓ¦µÄÑ¡Ôñ£»»¹ÓÐÔÚÿһ¸ö´óÏîºÍÎĵµµÄ×îºó»áÓÐÒ»¸ö¾­Ñé̸£¬ËüÊÇһЩ¸ßÊÖÃÇÔÚÓ¦¶ÔÎÊÌâºÍ´¦ÀíÌØÓÐÓ²¼þʱµÄһЩ¾­Ñ飨Õâ¸ö»¹µ ......

ʹÓÃlinuxÓиÐ

    ÒòΪ¹«Ë¾Òª¾­ÓªGroupON£¬ÏÂÔØÁËÒ»¸ö¿ªÔ´PHPÄ£°å´òËãÒ»ÊÔ£¬°³µ½µ×ÊÇMSÕóÓªµÄ£¬ÈýÌ춼û²¿ÊðºÃLinux + Apache2.0 + PHP5.0 + MySQL5.0 + Zend Optimizer3.3.0¡£
    Ö±µ½½ñÌ죬ÎÒ²ÅÇ×ÉíÌå»áµ½ÎªÊ²Ã´linuxÃâ·Ñ¡¢¿ªÔ´£¬Óû§ÈºÕâôÉÙ¡£
    ÕýÊÇÒòΪ¿ªÔ´£¬ËùÒÔËüµÄÓ¦ÓÃÈí¼þ¿ ......

ÐÞ¸ÄLinuxÎļþ¾ä±úÏÞÖÆ

1. #vi /etc/profile£¬Ôö¼Óulimit -HSn 65536
2. #vi /etc/security/limits.conf£¬ÎªÄãµÄÓû§Ôö¼Ó
    user soft nofile 38192
    user hard nofile 65536
3. ÖØÆôShell¼´¿É
4. ulimit -a ²é¿´ÉèÖÃÊÇ·ñ³É¹¦¡£
5. ²é¿´ÏµÍ³×ÜÏÞÖÆµÄÃüÁ
   #cat /proc/sys/fs/file-max
6 ......

LinuxÏÂRamdisk¸ùÎļþÏµÍ³ÖÆ×÷¹ý³Ì½âÎö

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    ÉèÒѽ¨Á¢ºÃµÄÎļþϵͳѹËõÎļþΪramdisk.gz
    1¡¢½âѹ
    #cd ramdisk.gzËùÔÚĿ¼
    #gunzip ramdisk.gz
  &nb ......
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