openstack-manuals/doc/config-reference/source/dashboard/logs.rst

Dashboard log files

The dashboard is served to users through the Apache HTTP Server(httpd).

As a result, dashboard-related logs appear in files in the /var/log/httpd or /var/log/apache2 directory on the system where the dashboard is hosted. The following table describes these files:

Dashboard and httpd log files

Log file	Description
access_log	Logs all attempts to access the web server.
error_log	Logs all unsuccessful attempts to access the web server, along with the reason that each attempt failed.
/var/log/horizon/horizon.log	Log of certain user interactions