http://blogs.msdn.com/ewanf/archive/2008/12/13/performance-story-about-traceflag-t1118-and-the-cluster-registry-checkpoint-service.aspxI've just got back from a week working with a customer. The customer was a large retailer using BizTalk to perform processing over AS2. They had just installed a new QA environment and wanted the operational environment to be optimized for their application.en-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/ewanf/archive/2008/12/13/performance-story-about-traceflag-t1118-and-the-cluster-registry-checkpoint-service.aspx#9220801Mon, 15 Dec 2008 17:15:27 GMT91d46819-8472-40ad-a661-2c78acb4018c:9220801nickheppleston<p>Hi Ewan,</p> <p>Many thanks for the excellent content. The whole NTFS cluster size is new to me - can you point me to any documents that discuss this topic in more detail so we can optimise out SQL Server data and log partitions?</p> <p>Cheers, Nick.</p>