version = 09Dec99 status = in progress The url's and documents found in this folder provider references to achitecture designs, hardware and platform services that enable the building of highly available and scaleable datacenters. They are organized based how their subject matter relates to availability, scalability, stateless and stateful clustering. Stateless clustering (SLC) refers to clustering used for services where changes need not be persisted. Stateful clustering (SFC) refers to clustering used for services where changes must be persisted.