Primary storage capacity optimization

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  • storage utilization

    Storage utilization is a measure of how well the available data storage space in an enterprise is used. 

  • pixie dust or antiferromagnetically-coupled (AFC) media

    Pixie dust is the informal name that IBM is using for its antiferromagnetically-coupled (AFC) media technology, which can increase the data capacity of hard drives to up to four times the density possible with current drives. 

  • primary storage (main storage or memory)

    Primary storage, also known as main storage or memory, is the main area in a computer in which data is stored for quick access by the computer's processor. 

  • capacity optimization (CO)

    Capacity optimization (CO) is a technique for getting more data on a storage medium by analyzing the data for unique repetitive patterns that can be stored as and reassembled from shorter symbols. 

  • helical scan

    Helical scan is a way of recording information onto magnetic tape.