³õѧLinux»ýÀÛ¡£
2009-10-27
1£¬ÖØÆô reboot
2009-10-28
1,Íü¼ÇÁËrootÓû§ÃÜÂëµÄ½â¾ö°ï
Æô¶¯ºó°´esc½øÈëÐÞ¸´Ä£Ê½£¬Ñ¡ÔñÐÞ¸´£¬²¢Ñ¡Ôñ×îºóÒ»¸ö¡£root£¬½øÈ¥ºó£¬¸ü¸ÄÃÜÂ룺passwd root
È»ºó¸ù¾ÝÌáʾÊäÈëÁ½´ÎÃÜÂë¾ÍÐÐÁË¡£
2009-10-29
1,ls
ls -a ²é¿´ËùÓÐÎļþ
ls -l ²é¿´ÏêϸµÄÊôÐÔ
2,lsattr
²é¿´ÎļþµÄÀ©Õ¹ÊôÐÔ,
Èç¹ûÎļþ±»¡¡chattr +i Ìí¼ÓÁËд±£»¤,
ÓÃlsattr¿ÉÒÔ¿´µ½Ìí¼ÓµÄÊôÐÔ
3,file
²é¿´ÎļþµÄÀàÐÍ
4,stat
²é¿´ÎļþµÄ״̬
5£¬´ò°ü
tar -zcvf xx.tar.gz / www/ a b ¶à¸ö´ò°üÎļþÒѿոñ·Ö¿ª¡£×¢Ò⣺/ wwwÖ®¼äÒªÓпոñ
6£¬±¸·Ý
tar czvf - /root/code > /tmp/code_bak.tgz £¨½«/root/codeĿ¼ÏµÄËùÓгÌÐòÎļþ´ò°ü±¸·Ýµ½/tmp/code_bak.tgz£©
tar xzvf /tmp/code_bak.tgz /root/code £¨½«±¸·ÝµÄĿ¼Îļþ»Ö¸´µ½Ö¸¶¨Ä¿Â¼£©
Ïà¹ØÎĵµ£º
iptables-save > ipt.v1.0
iptables-save > ipt.v1.1
iptables-restore < ipt.v1.0
cp /etc/sysconfig/iptables iptables.raw
service iptables save
ipαװµÄ½Å±¾Îļþiptables_masquerade
#!/bin/bash
//ÉèÖÃlinuxϵͳÔÊÐíip°üµÄת·¢
echo "1" > /proc/sys/net/ipv4/ip_forward
//¼ÓÔØÊµÏÖ ......
sudoÊÇlinuxϳ£ÓõÄÔÊÐíÆÕͨÓû§Ê¹Ó󬼶Óû§È¨Ï޵Ť¾ß¡£
ËüµÄÖ÷ÒªÅäÖÃÎļþÊÇsudoers,linuxÏÂͨ³£ÔÚ/etcĿ¼Ï£¬Èç¹ûÊÇsolaris£¬È±Ê¡²»×°sudoµÄ£¬±àÒë°²×°ºóͨ³£ÔÚ°²×°Ä¿Â¼µÄ etcĿ¼Ï£¬²»¹ý²»¹ÜsudoersÎļþÔÚÄĶù£¬sudo¶¼ÌṩÁËÒ»¸ö±à¼¸ÃÎļþµÄÃüÁvisudoÀ´¶Ô¸ÃÎļþ½øÐÐÐ޸ġ£Ç¿ÁÒÍÆ¼öʹÓøÃÃüÁîÐÞ¸Ä sudoers£¬ÒòΪ ......
ÀïѧϰlinuxÎļþϵͳ¼¼ÇÉ£¬¹ÒÔØUÅÌÊÇ·ñÁ¬½ÓµÄ¼¼ÇÉ£¬ÎÄÖÐÒÔ°¸Àý½²½â¡£ÍûÄܸø´ó¼Ò´øÀ´Ð¡Ð¡µÄ°ïÖú¡£
LinuxÎļþϵͳÊÇÒì²½µÄ£¬Ò²¾ÍÊÇ˵дһ¸öÎļþ²»ÊÇÁ¢¿Ì±£´æµ½½éÖÊ£¨Ó²ÅÌ£¬UÅ̵ȣ©ÖУ¬¶øÊÇ´æµ½»º³åÇøÄÚ£¬µÈ»ýÀÛµ½Ò»¶¨³Ì¶ÈÔÙÒ»Æð±£´æµ½½éÖÊÖС£Èç¹ûûÓÐumount¾Í·Ç·¨°Î³ö UÅÌ£¬³ÌÐòÊDz»ÖªµÀµÄ£¬fopen,fwriteµÈº¯Êý¶¼ÒÀÈ»·µ»ØÕý ......
Linux USBÇý¶¯¿ò¼Ü·ÖÎö£¨Ò»£©
³õ´Î½Ó´¥ÓëOSÏà¹ØµÄÉ豸Çý¶¯±àд£¬¸Ð¾õ»¹Í¦ÓÐÒâ˼µÄ£¬ÎªÁ˲»ÖÁÓÚÍüµô¿´¹ýµÄ¶«Î÷£¬±Ê¼Ç¸ú×ܽᵱȻ²»¿Éȱ£¬¸üºÎ¿öÎÒ¾ö¶¨ÎªÇ¶ÈëʽÂôÃüÁË¡£ºÃ£¬ÑÔ¹éÕý´«£¬ÎÒ˵һ˵Õâ¶Îʱ¼äµÄÊÕ»ñ£¬¸ú´ó¼Ò·ÖÏíÒ»ÏÂLinuxµÄÇý¶¯¿ª·¢¡£µ«Õâ´ÎÖ»ÏÈÕë¶ÔLinuxµÄUSB×Óϵͳ×÷·ÖÎö£¬ÒòΪÖÜÎåÑÐÌÖÀϰå´ß» ......
½ñÌì·¢Ïֺܶà³ÌÐòËÀÔÚlinux ·þÎñ½øÖÐ
ÎʸöÎÊÌâ ½ñÌì·¢Ïֺܶà³ÌÐòËÀÔÚlinux ·þÎñ½øÖÐ
ÒѾËÀÁ˺öàÌìÁË¡£ÓÃcrontab ¶¼¶¨ÔÚ Á賿0µãÅÜ¡£
ÏëÖªµÀÈçºÎ²é¿´ ·þÎñÆ÷ÄÄ·½ÃæµÄ×ÊÔ´Ì«ÉÙµ¼Ö½ø³ÌËÀÔÚÀïÃæ£¿
ps -ef|grep load/script | awk '{print $2}' °ÑËÀ½ø³ÌµÄ ID ´òÓ¡³öÀ´
......