https://ola.hallengren.com/
http://sqlblog.com/blogs/adam_machanic/archive/2016/01/04/sqlquerystress-the-source-code.aspx
https://www.brentozar.com/archive/2010/09/sql-server-dba-scripts-how-to-find-slow-sql-server-queries/
EXEC sp_WhoIsActive
http://www.solarwinds.com/
http://www.solarwinds.com/aws-dpa
installed solarwinds for mysql
https://www.mssqltips.com/sqlservertip/2730/sql-query-stress-tool/