35. SQL Server BOL (Books Online) sys.dm_os_wait_stats http://msdn.microsoft.com/en-us/library/ms179984.aspx Troubleshooting and Analysis with Traces http://technet.microsoft.com/en-us/library/cc293616.aspx Introducing SQL Trace http://msdn.microsoft.com/en-us/library/ms191006.aspx SQL Profiler Events http://msdn.microsoft.com/en-us/library/ms186265.aspx SQL Profiler Data Columns http://msdn.microsoft.com/en-us/library/aa173882(sql.80).aspx Inside Microsoft SQL Server 2005 http://www.insidesqlserver.com/thebooks.html