linuxÅäÖÃʱ¼ä·þÎñÆ÷
1. ÔÚhostÉÏÖ´ÐУº
È¥µô /etc/ntp.conf ÖÐserverÐÐǰµÄ×¢ÊÍ£¬Server×îºóµÄprefer£¬±íʾNTP·þÎñÆ÷Ö÷ÒªÒԸò¿Ö÷»úʱ¼ä½øÐÐУ׼£¬¿ÉÈ¥µôprefer¸Ä²ÎÊýΪtime.nist.gov¡£
ntpdate time.nist.gov
ntpd
2. ÔÚclientÉÏÖ´ÐÐ
ntpdate host
3. ͬ²½µ½bios
hwclock -w
4.ÿÌìÖ´ÐÐͬ²½£¬ÔÚ/etc/crontabÖмÓÒ»¾ä
30 3 * * * root /usr/sbin/ntpdate node64 && /sbin/hwclock -w >> /dev/null 2>&1
5.ÉèÖÃcronºÍntpd·þÎñ¿ª»úÆô¶¯Îª
chkconfig -level 235 cron on
chkconfig -level 35 ntpd on
6.crontabÎļþ˵Ã÷
1·ÖÖÓ£¨0-59£©
2Сʱ£¨2-24£©
3ÈÕÆÚ£¨1-31£©
4Ô·ݣ¨1-12£»»òÓ¢ÎÄËõдJan¡¢FebµÈ£©
5Öܼ¸£¨0-6£¬0ΪÖÜÈÕ£»»òµ¥´ÊËõдSun¡¢MonµÈ£©
6Óû§Ãû£¨Ö´ÐÐÃüÁîʱÒÔ´ËÓû§µÄÉí·Ý£©
7ÒªÖ´ÐеÄÃüÁ·¾¶£©
Ïà¹ØÎĵµ£º
ÓÉÓÚfind¾ßÓÐÇ¿´óµÄ¹¦ÄÜ£¬ËùÒÔËüµÄÑ¡ÏîÒ²ºÜ¶à£¬ÆäÖд󲿷ÖÑ¡Ïî¶¼ÖµµÃÎÒÃÇ»¨Ê±¼äÀ´Á˽âһϡ£¼´Ê¹ÏµÍ³Öк¬ÓÐÍøÂçÎļþϵͳ(
NFS)£¬findÃüÁîÔÚ¸ÃÎļþϵͳÖÐͬÑùÓÐЧ£¬Ö»Äã¾ßÓÐÏàÓ¦µÄȨÏÞ¡£ÔÚÔËÐÐÒ»¸ö·Ç³£ÏûºÄ×ÊÔ´µÄ ...
ÓÉÓÚfind¾ßÓÐÇ¿´óµÄ¹¦ÄÜ£¬ËùÒÔËüµÄÑ¡ÏîÒ²ºÜ¶à£¬ÆäÖд󲿷ÖÑ¡Ïî¶¼ÖµµÃÎÒÃÇ»¨Ê±¼äÀ´Á˽âһϡ£¼´Ê¹ÏµÍ³ ......
Ŀ¼ÏîºÍ³¬¼¶¿é£¬½ÚµãµÄ¸ÅÄͬ£¬ËüÔÚÉ豸ÉÏûÓжÔÓ¦µÄ´ÅÅÌÊý¾Ý½á¹¹¡£Ïà·´£¬ËüÊÇĿ¼ÎÄ ¼þµÄÒ»²¿·Ö¡£linuxÖÐĿ¼ҲÊÇÒ»ÖÖÎļþ£¬ÀàÐÍÊÇ'd'¡£µ«ÊÇĿ¼ÖеÄÄÚÈÝºÍÆÕͨÎļþ²»Í¬£¬ËüÊÇÓÉĿ¼Ïî×é³ÉµÄ¡£×¢ÒâĿ¼Ïî²»ÊÇĿ¼¡£ÎÒÃǾ³£Ó÷¾¶Ãû Ö´ÐÐÏà¹Ø²Ù×÷£¬Ä¿Â¼Ïî¾ÍÊÇΪÁ˲éÕÒ·½±ãµÄ¡£
struct dirt_entry{
......
1.·ÖÇøÓë¸ñʽ»¯ÔÀí
Ó²Å̵ķÖÇø·ÖÖ÷MBR£¨446byte£©,Ö÷·ÖÇø±í(64byte)£¬·ÖÇø.
2.ʹÓÃlinuxÖеÄfdisk·ÖÇø
fdisk /dev/sdb
p ´òÓ¡·ÖÇø±í
t ת»»·ÖÇø±í
w д½ø·ÖÇø±í
n н¨·ÖÇø
v ¼ì²é·ÖÇø
×¢£ºfdiskʹÓÃÍêÒªÖØÐÂÆô¶¯.ÐÂÓ²Å̲»ÓÃ.
3.linuxµÄ¸ñʽ»¯Èí¼þ
mkfs-Ö§³Öext2,ext3,vfat,msdos,jfs,reiserfsµÈ
Ó÷¨1£ºmkfs ......
“Sudo” ÊÇUnix/Linuxƽ̨ÉϵÄÒ»¸ö·Ç³£ÓÐÓõŤ¾ß£¬ËüÔÊÐíϵͳ¹ÜÀíÔ±·ÖÅ䏸ÆÕͨÓû§Ò»Ð©ºÏÀíµÄ“ȨÀû”£¬ÈÃËûÃÇÖ´ÐÐһЩֻÓг¬¼¶Óû§»òÆä
ËûÌØÐíÓû§²ÅÄÜÍê³ÉµÄÈÎÎñ£¬±ÈÈ磺ÔËÐÐһЩÏñmount£¬halt£¬suÖ®ÀàµÄÃüÁ»òÕß±à¼Ò»Ð©ÏµÍ³ÅäÖÃÎļþ£¬Ïñ/etc/mtab£¬ /etc
/samba/smb.confµÈ¡£ÕâÑùÒ ......
env setup
linux(ubuntu)ÏÂruby¿ª·¢»·¾³´î½¨£¬°üÀ¨Ò»Ð©³£¼ûÎÊÌâ½â¾ö
×¢Ò⣬±¾ÎÄÖ»ÊÇÎÒÔڴrubyѧϰ»·¾³Ê±µÄһЩ±Ê¼Ç£¬ÒòΪÊÇÓÃgedit±à¼µÄ£¬ËùÒÔ¸ñʽ»¯²»ÊǺܺã¬ÁíÍ⣬ֻÊDZ¸Íü¶øÒÑ¡£
2010.1.19
1. install ruby
$ tar xzf ruby-1.8.7-p248.tar.gz
$ mv ruby-1.8.7-p248 ruby187
$ cd ruby187/
$ ./configure
......