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

LinuxÏ¿ìËٴntpʱ¼äͬ²½·þÎñÆ÷

Ò»¡¢´î½¨Ê±¼äͬ²½·þÎñÆ÷
1¡¢±àÒë°²×°ntp server
wget http://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-4.2.4p4.tar.gz
tar zxvf ntp-4.2.4p4.tar.gz
cd ntp-4.2.4p4
./configure --prefix=/usr/local/ntp --enable-all-clocks --enable-parse-clocks
make && make install
×¢£ºÈçÒÔÉÏÏÂÔØµØÖ·ÎÞ·¨·ÃÎÊ£¬Çë´Óntp¹Ù·½ÏÂÔØÍøÒ³£¨http://www.ntp.org/downloads.html£©Ñ°ÕÒÏÂÔØµØÖ·¡£
2¡¢ÐÞ¸Äntp.confÅäÖÃÎļþ
vi /etc/ntp.conf
¢Ù¡¢µÚÒ»ÖÖÅäÖãºÔÊÐíÈκÎIPµÄ¿Í»§»ú¶¼¿ÉÒÔ½øÐÐʱ¼äͬ²½
½«“restrict default nomodify notrap noquery”ÕâÐÐÐ޸ijɣº
restrict default nomodify
ÅäÖÃÎļþʾÀý£º/etc/ntp.conf
¢Ú¡¢µÚ¶þÖÖÅäÖãºÖ»ÔÊÐí192.168.18.***Íø¶ÎµÄ¿Í»§»ú½øÐÐʱ¼äͬ²½
ÔÚrestrict default nomodify notrap noquery£¨±íʾĬÈϾܾøËùÓÐIPµÄʱ¼äͬ²½£©Ö®ºóÔö¼ÓÒ»ÐУº
restrict 192.168.18.0 mask 255.255.255.0 nomodify
ÅäÖÃÎļþʾÀý£º/etc/ntp.conf
3¡¢ÒÔÊØ»¤½ø³ÌÆô¶¯ntpd
/usr/local/ntp/bin/ntpd -c /etc/ntp.conf -p /tmp/ntpd.pid
4¡¢ntpdÆô¶¯ºó£¬¿Í»§»úÒªµÈ¼¸·ÖÖÓÔÙÓëÆä½øÐÐʱ¼äͬ²½£¬·ñÔò»áÌáʾ“no server suitable for synchronization found”´íÎó¡£
¶þ¡¢ÅäÖÃʱ¼äͬ²½¿Í»§»ú
vi /var/spool/cron/root
Ôö¼ÓÒ»ÐУ¬ÔÚÿÌìµÄ5µã13·Ö¡¢9µã13·Ö¡¢14µã13·Ö¡¢19µã13·ÖÓëʱ¼äͬ²½·þÎñÆ÷½øÐÐͬ²½
13 5,9,14,19 * * * /usr/sbin/ntpdate 192.168.18.2
±¸×¢£ºÈç¹û¿Í»§»úûÓÐntpdate£¬¿ÉÒÔÏÂÔØntpdate.tar.gzµ½/usr/sbin/Ŀ¼£¬È»ºó½âѹ£º
wget http://blog.s135.com/attachment/200708/ntdate.tar.gz
cd /usr/sbin/
tar zxvf ntpdate.tar.gz


Ïà¹ØÎĵµ£º

Linux¸ùÎļþϵͳ½á¹¹ÔÙÈÏʶ

Linux¸ùÎļþϵͳ½á¹¹ÔÙÈÏʶ
Áõ½¨ÎÄ£¨http://blog.csdn.net/keminlau £©
INTRO
¾¡¹ÜLinuxµÄ¸ùÎļþϵͳÔÚÐÎʽ±íÏÖÉÏÊÇÒ»ÌåµÄ£¨ËùÓÐÊý¾ÝĿ¼¾ùΪ¸ùĿ¼ÏµÄ×ÓĿ¼£©£¬µ«Êµ¼ÊËüÃÇÊǶà¸ö²»Í¬µÄ¡¾Âß¼­Ö÷Ìå¡¿£¨ÎªÁËʵÏÖ²»Í¬µÄÂß¼­¹¦ÄÜ£©×éºÏÔÚÒ»ÆðµÄ£¬²Î¼ûÏÂͼ¡£ÕâÒ²½âÊÍÁËΪʲôÓÐЩ½Úµã£¨Èç/var£©¿ÉÒÔ¹Ò½Óµ½²»Í¬´ÅÅÌ·ÖÇøÉÏ¡£ ......

Linux³£ÓÃÅäÖÃÎļþ


ÅäÖÃÎļþÒ»ÀÀ±í ÎļþλÖü°Ãû³Æ,×÷ÓÃ
¡¡¡¡/etc/rc.d/rc.sysinit
¡¡¡¡ÏµÍ³Æô¶¯Ê±µÄ¹«Ó÷þÎñÅäÖÃ
¡¡¡¡/etc/rc.d/rc.local
¡¡¡¡ÏµÍ³Æô¶¯Ê±µÄ±¾µØ·þÎñÅäÖÃ
¡¡¡¡/etc/bashrc¡¢/etc/profile
¡¡¡¡bash shellµÄ¹«ÓÃÅäÖÃ
¡¡¡¡/home/username/.bashrc
¡¡¡¡¸÷Óû§Ë½ÈËbash shellÅäÖÃ
¡¡¡¡/etc/securetty
¡¡¡¡Öն˰²È«ÉèÖà ......

Oracle 10g RAC On Linux Using NFS

http://inthirties.com:90/thread-918-3-1.html
This article describes the installation of
Oracle 10g release 2 (10.2.0.1) RAC on Linux (Oracle Enterprise Linux
4.5) using NFS to provide the shared storage.
Introduction
Download Software
Operating System Installation
Oracle Installation Prereq ......

LinuxÄÚ´æ¹ÜÀí(zt)


Linux
ÄÚ´æ¹ÜÀí
ÕªÒª
£º±¾ÕÂÊ×ÏÈÒÔÓ¦ÓóÌÐò¿ª·¢ÕߵĽǶÈÉóÊÓ
Linux
µÄ½ø³ÌÄÚ´æ¹ÜÀí£¬ÔÚ´Ë»ù´¡ÉÏÖð²½ÉîÈëµ½ÄÚºËÖÐÌÖÂÛϵͳÎïÀíÄÚ´æ¹ÜÀíºÍÄÚºËÄÚ´æµÄʹÓ÷½·¨¡£Á¦Çó´ÓÍâµ½ÄÚ¡¢Ë®µ½Çþ³ÉµØÒýµ¼ÍøÓÑ·ÖÎö
Linux
µÄÄÚ´æ¹ÜÀíÓëʹÓá£ÔÚ±¾ÕÂ×îºó£¬ÎÒÃǸø³öÒ»¸öÄÚ´æÓ³ÉäµÄʵÀý£¬°ïÖúÍøÓÑÃÇÀí½â
ÄÚºËÄÚ´æ¹ÜÀíÓëÓû§ÄÚ´æ¹ÜÀíÖ ......

linux makefile±àд

Ò»¡¢MakefileµÄ¹æÔò
ÔÚ½²ÊöÕâ¸öMakefile֮ǰ£¬»¹ÊÇÈÃÎÒÃÇÏÈÀ´´ÖÂԵؿ´Ò»¿´MakefileµÄ¹æÔò¡£
target ... : prerequisites ...
command
...
...
targetÒ²¾ÍÊÇÒ»¸öÄ¿±êÎļþ£¬¿ÉÒÔÊÇObject File£¬Ò²¿ÉÒÔÊÇÖ´ÐÐÎļþ¡£
prerequisites¾ÍÊÇ£¬ÒªÉú³ÉÄǸötargetËùÐèÒªµÄÎļþ»òÊÇÄ¿±ê¡£
commandÒ²¾ÍÊÇmakeÐèÒªÖ´ÐеÄÃüÁî¡££¨ÈÎ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ