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1. /var/log/messages

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tail -f /var/log/messages

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2. /var/log/auth.log

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3. /var/log/syslog

/var/log/syslog ÊÇLinuxϵͳÖÐ×îΪÖÜÈ«µÄϵͳÈÕÖ¾Îļþ£¬°üÀ¨ÁËÖÖÖÖϵͳÊÂÎñºÍ¹ýʧÐÅÏ¢¡£ÒÔÏÂÊÇ/var/log/syslogÎļþµÄÁÐÊý¼°Æä¼ÄÒ壺

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cat /var/log/syslog | grep "error"

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