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kernel.shmall = 268435456
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_fin_timeout = 30
net.ipv4.tcp_keepalive_time = 1200
net.ipv4.ip_local_port_range = 1024 65000
net.ipv4.tcp_max_tw_buckets = 5000
net.ipv4.tcp_max_tw_buckets = 5000
net.ip ......

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HOSTCC scripts/mod/sumversion.o
scripts/mod/sumversion.c: In function ‘get_src_version’:
scripts/mod/sumversion.c:384: error: ‘PATH_MAX’ undeclared (first use in
this function)
scripts/mod/sumversion.c:384: error: (Each undeclared identifier is reported
only once
script ......

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Linuxϵͳ²é¿´·þÎñÆ÷ʱ¼äºÜ¼òµ¥ÊäÈë"date"ÃüÁî¾Í¿ÉÒÔ.µ«ÊÇÓÐʱ·¢ÏֺܶàµÄ·þÎñÆ÷µÄµ±Ç°Ê±¼ä¶¼²»×¼È·,²»ÊÇÂý¾ÍÊÇ¿ìÁË,ÓеϹÏà²îÒ»¸öСʱ¡£ËäȻʱ¼ä²»×¼È·²»»áÓ°Ïì·þÎñÆ÷¹¤×÷£¬µ«ÊÇÎÒÃǼÈë×ÊÁÏ¡¢µÇ¼ÇһЩ¶«Î÷µÄʱ¼ä¶¼»á²»×¼È·¡£
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cd netseek //½øÈënetseekÕâ¸öĿ¼¡£

cd //Í˳öµ±Ç°Ä¿Â¼¡£
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pwdÃüÁî ²é¿´µ±Ç°ËùÔÚĿ¼ÍêÕû·¾¶

eg: pwd //²é¿´µ±Ç°ËùÔÚĿ¼·¾¶¡£
3. lsÃüÁî ²é¿´Ä¿Â¼»òÕßÎļþµÄÊôÐÔ£¬ÁоٳöÈÎһĿ¼ÏÂÃæµÄÎļþ
eg: ls /usr/man
4. rmÃüÁî 
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rm -rf   Ŀ¼Ãû×Ö/ ......
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