ÏàʶLinuxϵͳÖÐÖݪֲî±ðÀàÐ͵ÄÈÕÖ¾Îļþ
Ã÷È·LinuxϵͳÖвî±ðÀàÐ͵ÄÈÕÖ¾Îļþ
ÔÚLinuxϵͳÖУ¬ÈÕÖ¾ÎļþÊǺÜÊÇÖ÷ÒªµÄϵͳ×é³É²¿·Ö£¬Ëü¼Í¼ÁËϵͳÔ˶¯¡¢¹ýʧÐÂÎÅ¡¢Ó¦ÓóÌÐòÈÕÖ¾µÈÐÅÏ¢£¬×ÊÖúÖÎÀíÔ±ÏàʶϵͳµÄÔËÐÐ״̬¡£±¾ÎĽ«ÏÈÈÝLinuxϵͳÖг£¼ûµÄÈÕÖ¾ÎļþÀàÐÍ£¬²¢ÌṩÏêϸµÄ´úÂëʾÀý£¬×ÊÖú¶ÁÕ߸üºÃµØÃ÷È·ºÍʹÓÃÈÕÖ¾Îļþ¡£
1. ϵͳÈÕÖ¾£¨syslog£©
ϵͳÈÕÖ¾ÊÇLinuxϵͳÖÐ×îÖ÷ÒªµÄÈÕÖ¾ÀàÐÍÖ®Ò»£¬ÓÃÓڼͼϵͳµÄÖ÷ÒªÔ˶¯ºÍÊÂÎñ£¬ÀýÈçϵͳÆô¶¯¡¢¹Ø»ú¡¢Óû§µÇ¼µÈ¡£ÏµÍ³ÈÕ־ͨ³£´æ´¢ÔÚ/var/logĿ¼Ï£¬ÆäÖг£¼ûµÄϵͳÈÕÖ¾Îļþ°üÀ¨£º
/var/log/messages: ¼Í¼ϵͳµÄÖÖÖÖÐÅÏ¢£¬°üÀ¨Æô¶¯ÐÅÏ¢¡¢¹Ø»úÐÅÏ¢µÈ¡£
/var/log/syslog: ¼Í¼ϵͳÄں˺ÍϵͳЧÀ͵ÄÐÅÏ¢¡£
/var/log/auth.log: ¼Í¼ϵͳÓû§ÈÏÖ¤ºÍÊÚȨÐÅÏ¢£¬ÈçµÇ¼¡¢µÇ³ö¡¢suµÈ²Ù×÷¡£
ÒÔÏÂÊÇÒ»¸ö¼òÆÓµÄʾÀý´úÂ룬ÑÝʾÔõÑùÉó²éϵͳÈÕÖ¾ÎļþµÄÄÚÈÝ£º
cat /var/log/messages
µÇ¼ºó¸´ÖÆ
2. Ó¦ÓóÌÐòÈÕÖ¾
³ýÁËϵͳÈÕÖ¾£¬Ó¦ÓóÌÐòÒ²»áÌìÉú×Ô¼ºµÄÈÕÖ¾Îļþ£¬ÓÃÓڼͼӦÓóÌÐòµÄÔËÐÐ״̬¡¢¹ýʧÐÂÎŵȡ£ÕâЩÈÕÖ¾Îļþͨ³£´æ´¢ÔÚÓ¦ÓóÌÐòÖ¸¶¨µÄĿ¼ÖУ¬³£¼ûµÄÓ¦ÓóÌÐòÈÕÖ¾Îļþ°üÀ¨£º
/var/log/nginx/error.log: Nginx WebЧÀÍÆ÷µÄ¹ýʧÈÕÖ¾Îļþ¡£
/var/log/apache2/error.log: Apache WebЧÀÍÆ÷µÄ¹ýʧÈÕÖ¾Îļþ¡£
/var/log/mysql/error.log: MySQLÊý¾Ý¿âЧÀÍÆ÷µÄ¹ýʧÈÕÖ¾Îļþ¡£
ÒÔÏÂÊÇÒ»¸öʾÀý´úÂ룬ÑÝʾÔõÑùÉó²éNginxµÄ¹ýʧÈÕÖ¾ÄÚÈÝ£º
cat /var/log/nginx/error.log
µÇ¼ºó¸´ÖÆ
3. Çå¾²ÈÕÖ¾
Çå¾²ÈÕÖ¾¼Í¼ÁËϵͳµÄÇå¾²Ïà¹ØÊÂÎñ£¬°üÀ¨Óû§µÇ¼ʧ°Ü¡¢sudoʹÓÃÇéÐΡ¢·À»ðǽÈÕÖ¾µÈ¡£³£¼ûµÄÇå¾²ÈÕÖ¾Îļþ°üÀ¨£º
/var/log/secure: ¼Í¼ϵͳÇå¾²ÐÅÏ¢£¬ÀýÈçÓû§ÈÏÖ¤¡¢sudoʹÓÃÇéÐεȡ£
/var/log/auth.log: UbuntuϵͳÖмÍÈÎÃü»§ÈÏÖ¤ºÍÊÚȨÐÅÏ¢¡£
ÒÔÏÂÊÇÒ»¸öʾÀý´úÂ룬ÑÝʾÔõÑùÉó²éϵͳÇå¾²ÈÕÖ¾ÄÚÈÝ£º
cat /var/log/secure
µÇ¼ºó¸´ÖÆ
ͨ¹ýÒÔÉÏʾÀý´úÂ룬¶ÁÕß¿ÉÒÔÏàʶµ½²î±ðÀàÐ͵ÄÈÕÖ¾ÎļþÔÚLinuxϵͳÖеĴ洢λÖúÍÄÚÈÝ£¬½ø¶ø¸üºÃµØÃ÷È·ºÍʹÓÃÈÕÖ¾Îļþ¡£Òò´Ë£¬ÊìÁ·ÕÆÎÕÈÕÖ¾ÎļþµÄ½á¹¹ºÍÄÚÈݹØÓÚϵͳÖÎÀíÔ±À´ËµÊǺÜÊÇÖ÷ÒªµÄ¡£µ±ÏµÍ³·ºÆðÎÊÌâʱ£¬Í¨¹ýÉó²éÏìÓ¦µÄÈÕÖ¾Îļþ£¬ÖÎÀíÔ±¿ÉÒÔ¸ü¿ìµØ¶¨Î»Ï¢Õù¾öÎÊÌ⣬°ü¹ÜϵͳµÄÎȹÌÔËÐС£
ÒÔÉϾÍÊÇÏàʶLinuxϵͳÖÐÖݪֲî±ðÀàÐ͵ÄÈÕÖ¾ÎļþµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡