IBM System Storage DS8000 Copy Services Scope Management and Resource Groups

IBM System Storage DS8000 Copy Services Scope Management and Resource Groups

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The IBMAr System StorageAr DS8000Ar offers a policy-based resource management capability. This capability, named resource groups or Copy Services scope management, is the topic of this paper. With Copy Services scope management, Copy Service relationships can be limited to the domain of a set of user-specified resources. Additionally, user IDs can be configured to only allow them to issue Copy Services requests against a specific domain. This capability facilitates multi-tenancy by preventing any host or user from initiating a Copy Services operation that would cross a specific tenant's domain boundaries. In addition to the multi-tenant capability, Copy Services domains can also provide general-purpose partitioning to isolate heterogeneous environments from each other. The Copy Services scope management capability is available for any host type on any volume type. This IBM RedpaperTM publication is intended for anyone interested in Copy Services scope management. The paper starts with a general overview of the Copy Services scope management capability, its intended usage, and explanations of the underlying concept of resource groups. Subsequent chapters provide implementation details for both open systems and System zAr perspectives and include usage illustrations with the DS8000 command-line interface (DSCLI).AlphaOper cannot establish the pair 3B00:3B00 because AlphaOper is not authorized for volumes in resource group zOS-TEST. ... The considerations are shown for IT service providers that provide outsourcing services to their clients and hostanbsp;...

Title:IBM System Storage DS8000 Copy Services Scope Management and Resource Groups
Author: Bertrand Dufrasne, Roland Wolf, IBM Redbooks
Publisher:IBM Redbooks - 2013-01-11

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