I have read this section from the documentation :
Web Agent Configurations
But when I start the Web Agent, it seems that the Log and Traces configurations parameter that I have put in the agent's local configuration file are still overriding the one defined in ACO even if I had set AllowLocalConfig is set to no. Why is this behavior ?
It is by design.
In the "Set Up and Enable Error Logging " section of the WebAgent guide it is documented: