Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Linux rmɾ³ýÎļþ¼ÐÃüÁî

ÔÚlinuxÖÐɾ³ýÒ»¸öĿ¼ºÜ¼òµ¥£¬ºÜ¶àÈË»¹ÊÇϰ¹ßÓÃrmdir£¬²»¹ýÒ»µ©Ä¿Â¼·Ç¿Õ£¬¾ÍÏÝÈëÉîÉîµÄ¿àÄÕÖ®ÖУ¬ÏÖÔÚʹÓÃrm -rfÃüÁî¼´¿É½â¾ö¡£
Ö±½Órm¾Í¿ÉÒÔÁË£¬²»¹ýÒª¼ÓÁ½¸ö²ÎÊý-rf ¼´£ºrm -rf   Ä¿Â¼Ãû×Ö
-r ¾ÍÊÇÏòϵݹ飬²»¹ÜÓжàÉÙ¼¶Ä¿Â¼£¬Ò»²¢É¾³ý
-f ¾ÍÊÇÖ±½ÓÇ¿ÐÐɾ³ý£¬²»×÷ÈκÎÌáʾµÄÒâ˼
ɾ³ýÎļþ¼ÐʵÀý£º
rm -rf /var/log/httpd/access
Õ⽫»áɾ³ý/var/log/httpd/accessĿ¼ÒÔ¼°ÆäÏÂËùÓÐÎļþ¡¢Îļþ¼Ð
ÐèÒªÌáÐѵÄÊÇ£ºÊ¹ÓÃÕâ¸örm -rfµÄʱºòÒ»¶¨Òª¸ñÍâСÐÄ£¬ÒòΪÔÚÖÕ¶ËÀïÃæÉ¾³ýÎļþ²»¿É»Ö¸´.
µ±È»£¬rm»¹Óиü¶àµÄÆäËû²ÎÊýºÍÓ÷¨£¬man rm¾Í¿ÉÒԲ鿴ÁË
ɾ³ýÎļþʹÓÃʵÀý£º
rm -f /var/log/httpd/access.log
Õ⽫»áÇ¿ÖÆÉ¾³ý/var/log/httpd/access.logÕâ¸öÎļþ


Ïà¹ØÎĵµ£º

¹ØÓÚÔÚlinuxÏÂepollµÄʹÓÃÎÊÌâ

      ÕâÕó×ÓÔÚlinuxϵÄÒ»¸öÏîÄ¿ÐèÒªÓõ½epollÀ´³ÐÊÜÍøÂçµÄ¸ß¸ºÔØ£¬µ«ÊÇÔÚʹÓõĹý³ÌÖоÍÓöµ½ÁËһЩÎÊÌâ¡£
ÔÚÕû¸ö¹ý³ÌÖУ¬ÎÒÊÇÓÃEPOLL µÄ±ßÔµ´¥·¢Ä£Ê½À´ÊµÏÖÎÒÏëÒªµÄ¹¦ÄÜ¡£
      ÎÒÊÇÕâÑùʵÏֵģºÔÚEPOLLÀïÃæ°Ñ¼àÌýµÄÃèÊö·û¸ø¼ÓÁ˽øÈ¥£¬È»ºóµ÷ÓÃepoll_waitÀ´¶Ô¿Í»§¶ ......

LinuxÉÏApache·´Ïò´úÀíÖ®ProxyPass IISÍøÕ¾×ܽá


   ÔÚ°ÑÕâÆª×ܽáдÏÂÀ´Ö®Ç°£¬ÎÒÏë˵¼¸¾ä»°£º¡¡¹¤×÷ºÍ°®ºÃǧÍò±ð»ìÔÚÒ»Æð£¬ÐĽ¹Á¦´á°¡£¡ÎªÁËÍê³ÉÒ»¸ö¿´ËÆÒÔǰºÜ¼òµ¥²¢ÇÒÒ²Óйý³É¹¦¾­ÑéµÄÈÎÎñ£¬ÎҸɵ½ÏÖÔÚ¡£±¾À´ÒÔΪͦ¼òµ¥µÄÊÂÇ飬¼ÓÉÏÄDz»ÕùÆøµÄPromise MB Fasttrak133 µÄRAIDÇý¶¯ÕæµÄÈÃÎÒÁìÂÔµ½ÁËWindows·þÎñÆ÷ƽ̨µÄ÷ÈÁ¦£ºÒ»¸ö×Ö£ºÕæTMDÀã¡·þÎñÆ÷°²×°µÄʱºò ......

linux°²×°mysql

1¡¢°²×°°ü
ÏÂÔØÍøÖ·£ºhttp://dev.mysql.com/downloads/mysql/
mysql-5.1.38.tar.gz£¨°æ±¾£º5.1.38£©
2¡¢Ìí¼ÓmysqlÓû§ÓëȺ
groupadd mysql
useradd -g mysql -s /sbin/nologin mysql
3¡¢½âѹÓë±àÒë
tar zxvf mysql-5.1.38.tar.gz
cd mysql-5.1.38/
./configure --prefix=/usr/local/mysql/ --enable-assembler --w ......

дµÃÂùºÃµÄlinuxѧϰ±Ê¼Ç


linuxĿ¼¼Ü¹¹


/   ¸ùĿ¼


/bin    ³£ÓõÄÃüÁî
binary file µÄÄ¿錄


/boot   ´æ·ÅϵͳÆô¶¯Ê±±ØÐë¶ÁÈ¡µÄµµ°¸£¬°üÀ¨ºËÐÄ
(kernel) ÔÚÄÚ


     /boot/grub/menu.lst   GRUBÉèÖÃ


     /boot/vm ......

linuxϵͳ¹¤³ÌÊ¦ÃæÊÔÌâ(¸½´ð°¸)

1.²é¿´Linuxϵͳµ±Ç°µ¥¸ö¹²ÏíÄÚ´æ¶ÎµÄ×î´óÖµ£¨ÃüÁ
ipcs -m
ipcs -a
2.ÓÃʲôÃüÁî²éѯָ¶¨IPµØÖ·µÄ·þÎñÆ÷¶Ë¿Ú
ÌâÒâÓ¦¸ÃÊÇ nmap ºÍnbtscan ÃüÁîÀ´É¨°É¡£
3.crontabÖÐÓÃʲôÃüÁÒåij¸ö³ÌÐòÖ´ÐеÄÓÅÏȼ¶±ð
nice/renice£º½ø³ÌÖ´ÐÐÓÅÏȼ¶
¸ÅÄ
½ø³ÌÓÅÏȼ¶£ºÏµÍ³°´½ø³ÌÓÅÏȼ¶µÄ²»Í¬·ÖÅäCPUʱ¼ä£¬ÓÅÏȼ¶¸ßµÄ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ