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1. ϵͳÈÕÖ¾

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/var/log/messages£º¼Í¼ϵͳµÄËùÓÐÐÅÏ¢£¬ÊÇ×îÖÜÈ«µÄϵͳÈÕÖ¾Îļþ¡£

/var/log/syslog£º¼Í¼ϵͳµÄ½¹µãÐÅÏ¢¡£

/var/log/boot.log£º¼Í¼ϵͳÆô¶¯Àú³ÌÖеÄÐÅÏ¢¡£

/var/log/lastlog£º¼ÍÈÎÃü»§×îºóÒ»´ÎµÇ¼µÄÐÅÏ¢¡£

2. Óû§ÈÕÖ¾

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/var/log/auth.log£º¼ÍÈÎÃü»§ÈÏÖ¤¡¢ÊÚȨµÈÐÅÏ¢¡£

/var/log/secure£º¼Í¼ϵͳÇå¾²Ïà¹ØµÄÐÅÏ¢¡£

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3. Ó¦ÓóÌÐòÈÕÖ¾

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/var/log/mysql£ºMySQLÊý¾Ý¿âЧÀÍÆ÷µÄÈÕÖ¾ÎļþĿ¼¡£

/var/log/nginx£ºNginx WebЧÀÍÆ÷µÄÈÕÖ¾ÎļþĿ¼¡£

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1. Éó²éϵͳÈÕÖ¾Îļþ

# Éó²éϵͳÐÂÎÅÈÕÖ¾ÎļþÄÚÈÝ
cat /var/log/messages

# Éó²éϵͳÆô¶¯ÈÕÖ¾ÎļþÄÚÈÝ
cat /var/log/boot.log

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2. Éó²éÓû§ÈÕÖ¾Îļþ

# Éó²éÓû§ÈÏÖ¤ÈÕÖ¾ÎļþÄÚÈÝ
cat /var/log/auth.log

# Éó²éµÇ¼Ô˶¯ÈÕÖ¾ÎļþÄÚÈÝ
last

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3. Éó²éÓ¦ÓóÌÐòÈÕÖ¾Îļþ

# Éó²éApache WebЧÀÍÆ÷»á¼ûÈÕÖ¾ÄÚÈÝ
cat /var/log/apache2/access.log

# Éó²éMySQLÊý¾Ý¿âЧÀÍÆ÷¹ýʧÈÕÖ¾ÄÚÈÝ
cat /var/log/mysql/error.log

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