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Active Directory Cookbook for windows server 2003- P48:If you are familiar with the O'Reilly Cookbook format that can be seen in other popular books, such as the Perl Cookbook, Java Cookbook, and DNS and BIND Cookbook, then the layout of this book will not be anything new to you. The book is composed of 18 chapters, each containing 10-30 recipes for performing a specific Active Directory task. Within each recipe are four sections: problem, solution, discussion, and see also. | 0. This would cause the domain controller to consider every search as expensive and log all the LDAP searches. While this can be very useful you should use it with care as it could quickly fill your event log. 15.8.4 See Also Recipe 15.2 for enabling diagnostics logging Recipe 15.9 Using the STATS Control to View LDAP Query Statistics 15.9.1 Problem You want to use the STATS LDAP control to test the efficiency of a query. 15.9.2 Solution 15.9.2.1 Using a graphical user interface 1. Open LDP. 2. From the menu select Connection. Connect. 3. For Server enter the name of a domain controller or leave blank to do a serverless bind . 4. For Port enter 389. 5. Click OK. 6. From the menu select Connection Bind. 7. Enter credentials of a user to perform the search. 8. Click OK. 9. From the menu select Options. Control. 10. For the Windows Server 2003 version of LDP you can select Search Stats from the Load Predefined selection. For Windows 2000 add a control with the OID 1.2.840.113556.1.4.970. 11. Click OK. 12. From the menu select Browse . Search. 13. Enter your search criteria and then click the Options button. 14. Under Search Call Type be sure that Extended is selected. 15. Click OK and Click Run. 15.9.3 Discussion The STATS control is a useful way to obtain statistics about the performance of an LDAP query. With the STATS control you can find out information such as the amount of time it took the server to process the query how many entries were visited versus returned what the search filter expanded to and if any indexes were used. Here is an example of what the STATS control returns for a search for all group objects in the cn users container 481 Searching . . . Idap search ext s ld cn users DC rallencorp DC com 2 objectcategory group attrList 0 svrCtrls ClntCtrls 20 1000 msg Result 0 Matched DNs Stats Call Time 10 ms Entries Returned 17 Entries Visited 17 Used Filter objectCategory CN Group CN Schema CN Configuration DC rallencorp DC com RETURN Used Indexes .
