http://blogs.technet.com/b/csstwplatform/archive/2009/09/30/how-to-limit-the-size-of-the-acs-database-by-filtering-the-security-events.aspxHow to Limit the Size of the ACS Database by filtering the Security Events After adding the following ACS filter, the new incoming events cannot be reflected in ACS reports. adtadmin /setquery /query:"SELECT * FROM AdtsEvent WHERE (HeaderUser='SYSTEMen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/csstwplatform/archive/2009/09/30/how-to-limit-the-size-of-the-acs-database-by-filtering-the-security-events.aspx#3327322Thu, 22 Apr 2010 06:52:16 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3327322böcek ilaclama<p>The Solution is to avoid unwanted events by uing AdtAdmin along with WQL Query as listed below</p> <p>An ACS collector can use Windows Management Instrumentation (WMI) Query Language (WQL) queries as filters to limit the events that are stored in the ACS database. </p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3327322" width="1" height="1">