This article provides information about the performance of large document libraries and large lists. The recommendations in this article are the result of a series of performance tests that were conducted with Microsoft SharePoint Server 2010. The focus of this article is on the performance characteristics of large lists and on how different configurations affect the performance of large lists and of the farm. SharePoint Server 2010 has several new improvements that make it easier to create and use large lists. However, creating and implementing large lists still requires careful planning. You must consider many factors, such as information architecture, performance, disaster recovery, and governance. This article covers information architecture and features that are used to implement large lists, and it covers the effect that specific configurations have on performance.