There is no direct way to set You can change the debug level of the runtime log for a single application.an application: see http://developer.axonivy.com/doc/latest/EngineGuideHtml/monitoring.html#d5e4535
But it there is possible no way to change control the log level of core engine logs to only show outputs if the logging API is used from a certain project/PMV. Just configure log4j to display the runtimelog of project. application.
See http://answers.axonivy.com/tags/logging/ for more information
