Chapter 6 . Securing Linux 209 (Web server iis) To view
Chapter 6 . Securing Linux 209 To view a particular log file, click the log name in the left column. If you are looking for a particular message or problem, type a keyword into the Filter For box, and click Filter. Only lines containing that keyword are displayed. Case matters, so searching for Mem won t find mem when you use the filter. Click Reset to display the whole file again. Table 6-3 contains a listing of log files displayed in the System Logs window, along with other files in the /var/log directory that may interest you. Many of these files are included with most Linux systems. Table 6-3 Log Files in the /var/log Directory System Logs Filename Description Name Boot Log boot.log Contains messages indicating which systems services have started and shut down successfully and which (if any) have failed to start or stop. The most recent bootup messages are listed near the end of the file. Cron Log cron Contains status messages from the crond, a daemon that periodically runs scheduled jobs, such as backups and log file rotation. Kernel Startup dmesg A recording of messages printed by the kernel Log when the system boots. FTP Log xferlog Contains information about files transferred using the wu-ftpd FTP service. Apache Access httpd/access_log Logs requests for information from your Apache Log Web server. Apache Error httpd/error_log Logs errors encountered from clients trying to Log access data on your Apache Web server. Mail Log maillog Contains information about addresses to which and from which e-mail was sent. Useful for detecting spamming. MySQL Server mysqld.log Includes information related to activities of the Log MySQL database server (mysqld). News Log spooler Directory containing logs of messages from the Usenet News server if you are running one. RPM Packages rpmpkgs Contains a listing of RPM packages that are installed on your system. Continued
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