The RML utilities allow you to process SQL Server trace files and view reports showing how SQL Server is performing. For example, you can quickly see:
Download RML Utilities for SQL Server (x86)
Download RML Utilities for SQL Server (x64)
Reference : Pinal Dave (http://blog.SQLAuthority.com)
Perhaps you could add some info about the tool and its usage. This is less than what has ben provided on Microsoft site itself.