The dashboard is served to users through the Apache web server (httpd). As a result, logs relating to the dashboard appear in the following files in the /var/log/httpd or /var/log/apache2 directory of where the dashboard is hosted.

Log files used by the dashboard/httpd

Log file	Description
access_log	This file logs all attempts to access the web server.
error_log	This file logs all unsuccessful attempts to access the web server, along with the reason each attempt/request failed.