When you arrive on the homepage, you will see a list of servers. If you are properly configured and have not turned off the agent log and/or the Process or System Metrics and have configured the Windows Event Log, you will see the following three files:
If you do not see the agent log, there is something preventing data from streaming to the account.
You will also see other logfiles or metric files in the same list.
You will also notice the System Dashboard and the Process Dashboard
You can click on a logfile or a serverHost and DataSet will take you to the search page and fill in the search for you