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

linuxÓÃrdateÃüÁîʵÏÖͬ²½Ê±¼ä

author:skate
time:2010-05-07
ÓÃrdateÃüÁîʵÏÖͬ²½Ê±¼ä
ǰÁ½Ìì˵µ½ÓÃntpʱ¼ä·þÎñÆ÷ºÍntpdateÃüÁîͬ²½Ê±¼ä£¬½ñÌì¼òµ¥¼Ç¼ÏÂÓÃrdateͬ²½Ê±¼ä
http://blog.csdn.net/wyzxg/archive/2010/05/06/5561548.aspx
ÔÚ¸÷ÖÖlinuxÖж¼ÓÐrdateÃüÁî
1. Ñ¡ÔÚһ̨linux×÷Ϊmaster£¬È»ºóÆô¶¯ÉÏÃæµÄʱÖÓ·þÎñ
#chkconfig time on
Èç¹û²»Æô¶¯Õâ¸ö·þÎñ£¬ÔÚclientÔËÐÐrdateͬ²½Ê±¼äʱ»á±¨´íµÄ
rdate: couldn't connect to host 192.168.2.31: Connection refused
2. ÔÚclientÉÏÖ´ÐÐ
#rdate –s 192.168.2.31
ÕâÑù¾Í°ÑÔ¶³ÌµÄ192.168.2.31µÄʱ¼äͬ²½µ½±¾µØÁ˰¡
Ò²¿ÉÒÔ×ö³É¶¨Ê±ÈÎÎñ£¬ÈçÏÂËùʾ£º
[root@rac1 tmp]# crontab -l
*/2 * * * * rdate -s rac2
˵Ã÷£ºrdateÃüÁîʱ¼äͬ²½µÄ·½·¨Òª¼òµ¥Ð©£¬Ò²Ã»ÓÐntpdateʱ¼ä¾«È·¡£¾Í²»½éÉÜÁ˰¡
------end-----


Ïà¹ØÎĵµ£º

Linux iptableÎĵµ

×ÜÀÀ
ÓÃiptables -ADC À´Ö¸¶¨Á´µÄ¹æ
Ôò
£¬-AÌí¼Ó -Dɾ³ý -C ÐÞ¸Ä
iptables - [RI] chain rule num rule-specification[option]
ÓÃiptables - RI ͨ¹ý¹æÔòµÄ˳ÐòÖ¸¶¨
iptables -D chain rule num[option]
ɾ³ýÖ¸¶¨¹æÔò
iptables -[LFZ] [chain][option]
ÓÃiptables -LFZ Á´Ãû [Ñ¡Ïî]
iptables -[NX] chain
ÓÃ -NX ......

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»§¶ ......

Linuxѧϰ֮——redhat5ÖÐÎÄÂÒÂëÎÊÌâ½â¾ö

ǰЩÌìÔÚ×Ô¼ºµÄ±¾±¾ÉÏ×°ÁËÐéÄâ»ú£¬²¢°²×°ÁËredhat5£¬Ò»Çи㶨֮ºó·¢ÏÖ´ò¿ªÖÐÎÄÍøÒ³²»ÄÜÕý³£ÏÔʾ¡£Æô³õÒÔΪÊÇϵͳ±àÂëÎÊÌ⣬¿É¸ü¸ÄÁËϵͳ±àÂëºóÎÊÌâÒÀÈ»´æÔÚ£¬¶øÇÒϵͳµÄÎÄ×ÖÒ²±ä³ÉÂÒÂë¡£¿´À´²»ÊǼòµ¥µÄȱʡ±àÂëÎÊÌ⣬һ¶¨ÊÇϵͳûÓÐÖÐÎİüµÄÔ­Òò¡£ÓÚÊǺõÅܵ½ÍøÉÏËÑѰÖÐÎİüµØÖ·£¬·¢ÏÖredhat5¹âÅÌÖдøÓÐÕâЩ°ü¡£ºÃÁË£¬·Ï»°²» ......

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 ......

LinuxÉèÖÃIP

ÔÚÍøÉϲéÕÒÁËÅäÖÃlinuxÅäÖÃIPµÄ·½·¨£¬¼òµ¥µÄÓÐÏÂÃæÁ½ÖÖ£º
×î
³£ÓõĸøÍø¿¨ÅäÖÃipµÄÃüÁîΪ
££ifconfig eth0 192.168.0.1 netmask 255.255.255.0 up
˵Ã÷£º
eth0
ÊǵÚÒ»¸öÍø¿¨£¬ÆäËûÒÀ´ÎΪeth1£¬eth*
192.168.0.1ÊǸøÍø¿¨ÅäÖõĵÚÒ»¸öÍø¿¨ÅäÖõÄipµØÖ·
netmask 255.255.255.0 Åä ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ