Tiered storage

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  • Tier 1 storage

    Tier 1 storage is a reference to the higher performing systems in a tiered storage environment. 

  • data migration

    Data migration is the process of transferring data between data storage systems, data formats or computer systems. 

  • automated storage tiering (AST)

    Automated storage tiering (AST) is a storage software management feature that dynamically moves information between different disk types and RAID levels to meet space, performance and cost requirements. 

  • information life cycle management (ILM)

    Information life cycle management (ILM) is a comprehensive approach to managing the flow of an information system's data and associated metadata from creation and initial storage to the time when it becomes obsolete and is deleted. 

  • tiered storage

    Tiered storage is the assignment of different categories of data to different types of storage media in order to reduce total storage cost.