Error 404 Not Found

GET https://pen4u.de/robots.txt

Forwarded to ErrorController (a55a3a)

Performance metrics

257 ms Total execution time
145 ms Symfony initialization
96.00 MiB Peak memory usage
1 Sub-Request
44.4 ms Sub-Request time

Execution timeline

ms (timeline only displays events with a duration longer than this threshold)

Main Request 111.5 ms

Note: sections with a striped background correspond to sub-requests.

Sub-requests (1)

Symfony\Component\HttpKernel\Controller\ErrorController::() 44.4 ms