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7.2. Log Files

Virtually every troubleshooting step should start with a look at the associated log file or files. These provide invaluable information about the activity that has taken place on the device or within the application that can be used to monitor performance and ensure proper configuration. See Table 7.2, “Log Files” for the paths to all relevant log files:
Component/Task Log File Location
Apache Web server /var/log/httpd/ directory
RHN Satellite /var/log/rhn/ directory
RHN Satellite Installation Program /var/log/rhn_satellite_install.log
Database installation - Embedded Database /var/log/rhn/rhn-database-installation.log
Database population /var/log/rhn/populate_db.log
RHN Satellite Synchronization Tool /var/log/rhn/rhn_server_satellite.log
Monitoring infrastructure /var/lib/nocpulse/ directory
Monitoring notifications /var/log/notification/ directory
RHN DB Control - Embedded Database /var/log/rhn/rhn_database.log
RHN Task Engine (taskomatic) /var/log/messages
yum /var/log/yum.log
XML-RPC transactions /var/log/rhn/rhn_server_xmlrpc.log
Table 7.2. Log Files