class SilenceLogger < Rails::Rack::Logger def initialize(app, opts = {}) @app = app @opts = opts @opts[:silenced] ||= [] # Rails introduces something called taggers in the Logger, needs to be initialized super(app) end def call(env) prev_level = Rails.logger.level if env['HTTP_X_SILENCE_LOGGER'] || @opts[:silenced].include?(env['PATH_INFO']) Rails.logger.level = Logger::WARN result = @app.call(env) result else super(env) end ensure Rails.logger.level = prev_level end end silenced = ["/mini-profiler-resources/results", "/mini-profiler-resources/includes.js", "/mini-profiler-resources/includes.css", "/mini-profiler-resources/jquery.tmpl.js"] Rails.configuration.middleware.swap Rails::Rack::Logger, SilenceLogger, silenced: silenced