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List of Illustrations | |
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List of Tables | |
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Acknowledgments | |
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Preface | |
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Theory of Storage Management | |
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Data Storage Trends Beyond the Millennium: The Road to Chaos | |
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A Paradigm Shift | |
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The Road to Chaos | |
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Storage Management Defined | |
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Endnotes | |
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Why Storage Management? | |
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Increased Risk of Data Loss | |
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Increased Personnel Cost | |
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Increased Storage Acquisition Costs | |
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Increased Downtime due to Storage-Related Issues | |
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Increased Downtime due to Absence of an Availability-Optimized Architecture | |
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Decreased Performance in Applications | |
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Diminished End User Confidence and Satisfaction | |
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Impediments to Storage Management | |
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Endnotes | |
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Storage in the Modern Distributed Enterprise | |
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Data Distribution Models Evolve | |
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Distributed-Anarchical Data Distribution | |
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Regionalized-Managed Data Distribution | |
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Centralized-Managed Data Distribution | |
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A Continuum of Options | |
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Endnotes | |
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Storage Technologies | |
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The Perpetuation of a Disk-Based Storage Strategy | |
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Evolution of Hard Disk Technology | |
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Enabling Technology for Disk Drive Advancement | |
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Read-Write Heads | |
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Other Drive Improvements | |
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New Initiatives in Drive Technology | |
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PRML Channel Technology and Enhanced Management Features | |
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Interfaces: Connecting Storage for Efficient Use | |
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Advanced Technology Attachment/Intelligent Disk Electronics (ATA/IDE) Interface | |
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Small Computer System Interface (SCSI) | |
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Ultra SCSI | |
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Serial Storage Architecture (SSA) | |
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Fibre Channel | |
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Thinking Outside the Box | |
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Endnotes | |
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RAID | |
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Disk Storage Sub-systems: Cutting the Tether | |
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RAID Levels | |
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RAID 1 | |
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RAID 2 | |
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RAID 3 | |
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RAID 4 | |
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RAID 5 | |
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Beyond RAID 5 | |
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Implementing RAID | |
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Software RAID | |
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Host-Based Adapter RAID | |
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External Controller-Based Raid | |
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Stand-Alone Arrays | |
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RAID Objectives Scorecard | |
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Data Availability | |
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Performance | |
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Storage Capacity | |
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Lower Storage Cost | |
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Another Objective: Storage Sharing | |
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Endnotes | |
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The Advent of SANs | |
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Fibre Channel: A SCSI Replacement? | |
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Networking Concepts for Storage Managers | |
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SAN Hubs | |
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SAN Switches | |
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Other SAN Hardware Components | |
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SANS: Problems Solved, Issues Remain | |
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Endnotes | |
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Network-Attached Storage (NAS) and Storage Appliances | |
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Distributed Storage Using NAS | |
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Defining Terms | |
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NAS and the Thin-Server Revolution | |
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The NAS Operating System | |
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Differences in Kernel Implementation | |
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Anatomy of a NAS Operating System | |
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Homogeneous NAS File Systems | |
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Enhancing File Systems and MultiProtocol File Access | |
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A Kludge at Best | |
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Integrating NAS with the Enterprise Storage Infrastructure | |
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Endnotes | |
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Secondary Storage: New Roles for Tape | |
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The Market for Tape | |
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Tape in the Large Systems Market | |
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Tape Products Crowd the Mid-Range | |
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DLT: King of the Mountain | |
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Knocking DLT of the Top of the Hill | |
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QIC Tape and Its Descendents | |
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Travan | |
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Scalable Linear Recording (SLR) | |
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4 mm and 8 mm Contenders | |
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Digital Data Storage (DDS) | |
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Mammoth | |
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Advanced Information Technology (AIT) | |
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New Players Enter the Mid-Range | |
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Linear Tape Open (LTO) | |
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Ecrix and VXA | |
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Into the Rack | |
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Back to NFR | |
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Endnotes | |
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Wither Optical Technologies? | |
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Magneto-Optical Technology Evolves | |
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Limdow | |
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Phase-Change Optical Media | |
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Media Selection Criteria | |
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DVD Formats Proliferate | |
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Seeing the Future of Optical Clearly | |
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Storage Management Techniques | |
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Implementing Enterprise Storage Management | |
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Needs Assessment Phase | |
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Policy Development Phase | |
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Architecture Definition Phase | |
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Storage Management Tools Evaluation Phase | |
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Implementation and Testing Phase | |
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Monitoring and Management Phase | |
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Change Management Phase | |
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Model versus Reality | |
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Continued Obstacles | |
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Endnotes | |
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The Storage Infrastructure Perspective | |
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From a Repository to an Infrastructure View | |
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A Dynamic Data Movement Example: HSM | |
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SAN Architecture Forces Storage Infrastructure Viewpoint | |
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Storage Infrastructure Requirements for Data Warehouse Applications | |
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Storage-Related Data Layout Requirements for Databases | |
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Storage Infrastructure Requirements for Multimedia Applications | |
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The Storage Infrastructure Perspective | |
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Endnotes | |
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Back To The Future | |
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Considerations for Selecting a Backup Strategy | |
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Remote Mirroring | |
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Hierarchical Storage Management | |
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The Impact of HSM on Storage Planning | |
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Endnotes | |
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Conclusion | |
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The Holy Grail | |
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Sun Microsystems And StoreX | |
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Compaq's ENSA | |
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EMC'S Enterprise Storage Networks | |
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Other Visions | |
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The Quest Continues | |
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Endnotes | |
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Glossary | |
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Index | |