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Topic 11
Critical log files in the operating system that need to be monitored by System Administrator.
/var/log/syslog:
This log file stores information about the operating system.
/var/log/auth.log:
This log file stores information about successful or failed logins and the authentication processes.
/var/log/cron:
This log file stores information about the successful execution and failures of tasks for the cron utility.
/var/log/dmesg:
This log file stores information about device drivers for hardware components.
/var/log/boot.log:
This log file stores information for booting up the operating system.
/var/log/kern.log:
This log file stores information about the kernel.
/var/log/mail.log:
This log file stores information about the mail server.
/var/log/apache2/error.log:
This log file stores information about the errors with the Apache web server.
/var/log/apache2/access.log:
This log file stores information about the requests processed by the Apache web server.
/var/log/mysql.log:
This log file stores information about successful and failed connections to the MySQL database server.
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