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DPM and Single Instance Store (SIS)

The Single Instance Store (SIS) feature is useful for optimizing storage space, particularly for a server storing Remote Installation Services (RIS) images. But you do not want to enable SIS on your DPM server. Really you don't.

This isn't news, but it is something we wanted to mention in case you happen to do a clean install of Windows Storage Server 2003 R2 or get a computer with it, and plan to use that computer to run DPM. See, in a clean install of Windows Storage Server 2003 R2, SIS is installed (but not enabled) by default. Previously, you had to install it manually and then enable it. Having it installed by default puts it just a bit closer to being enabled and you want to avoid doing that on your DPM server.

We'll have a Knowledge Base article available soon, telling you how to undo SIS in case it did get enabled on a DPM server. (It will be number 911883, but I'll also post a link when it's available.)

Comments

  • Anonymous
    January 01, 2003
    As promised, the Knowledge Base (KB) article that explains DPM and SIS is now available online.
    Especially...