We have SharePoint 2016 Farm with 2-front-end with Distributed cache, 2-Application with Search Service, 1-Search Database Server, 1-Content database server, 1-Office web app server. SharePoint foundation Web Application is running on all 4 SharePoint Server. Here my question in when I create Web Application, on which server IIS will be created? What is the best practice on Web Application Service. And please suggest best method to increase Performance.
Thanks in Advance