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Citrix XenServer 6.0 Administration Essential Guide by Daniele Tosatto

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Storage in XenServer

Now that you have an overview of storage technologies and protocols, it is time to introduce the concepts related to storage objects and attributes in XenServer. Storage objects are the following:

  • Storage Repository (SR)
  • Virtual Disk Images (VDIs)
  • Physical Block Devices (PBDs)
  • Virtual Block Devices (VBDs)

The following figure shows you how the storage objects are presented and how they are related to each other:

Storage in XenServer

Storage Repository (SR)

The main object in XenServer storage is the Storage Repository (SR). This term is used to identify a storage target used by XenServer to store Virtual Disk Images (VDIs), which is the object representing ...

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