The GUI log collects and displays the last LogMaxLines of log messages
at or above the current Trace level. To renew the displayed list, click
Refresh on your browser.
To change the number or severity of collected log messages, click on
Edit and see the ServerConfig page. Click on Show Advanced Options. Click
on Server ServerHTTP and see the ServerHTTP configuration page. Adjust
Trace on this page and LogMax-Lines on the Advanced Options page.