Configuring the Presentation Catalog for More Than 4000 Users

If you have more than 4000 Presentation Catalog users or you intend to have more than 4000 Presentation Catalog users in the future, you need to turn on the hashing of users’ home directories to take care of a file system limitation.

To do so, you set the HashUserHomeDirectories element in the Oracle BI Presentation Services configuration file (instanceconfig.xml) to 2. 


The following entry is an example:

http://docs.google.com/View?id=dgh6q53h_126fpwdd4gt


NOTE: This element must be set immediately after installing Oracle BI Presentation Services to be effective

Source:Presentation services admin guide