January 14, 2016 Javier Eguiluz

If you have created a new Symfony project recently, you may have noticed a big change in the development log file. In the past, even the simplest page load generated tens of lines in the dev.log file. In the latest Symfony versions, by default only the important information is logged.

This image clearly shows the differences in the dev.log file created by the simple Welcome to Symfony page. In Symfony 2.7.7 it contained 63 lines, but in the Symfony 2.7.9 version it only contains 3 lines: