for example these discussions as a start point http://jmeter.512774.n5.nabble.com/Coordinated-Omission-CO-possible-strategies-td5718456.html http://jmeter.markmail.org/message/ulzk4jfdnkz6bnrv?q=order:date-forward+from:%22Kirk%22
This issue has been migrated to GitHub: https://github.com/apache/jmeter/issues/3484