Logical configuration concepts and terminology
This chapter summarizes the important concepts that must be understood for the preparation of the DS8000 logical configuration and about performance tuning. You can obtain more information about the DS8000 logical configuration concepts in IBM DS8900F Architecture and Implementation, SG24-8456.
This chapter includes the following topics:
•The abstraction layers for logical configuration
– ArraySites
– Arrays
– Ranks
– Extent Pools
– Logical Volumes
– Easy Tier
•Data placement on ranks and extent ...
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