ATTRIBUTE-BASED LEARNING ENVIRONMENTS (ABLE)


    [ Extended Overview | People | Publications ]
    Related Work
    [ Continuous Reorganization | Self-* Storage | Survivable Storage (PASIS) ]


    Models, created from file attributes, are used to classify the properties of existing files and
    predict the properties of new files when they are created.

    Overview

    To tune and manage themselves, file and storage systems must understand key properties (e.g., access pattern, lifetime, popularity) of their files. ABLE allows systems to learn how to automatically classify files and predict the properties of new files, as they are created, by exploiting the strong associations between a file's properties and the names and attributes assigned to it. Such predictions can be used to select policies (e.g., disk allocation schemes and replication factors) for individual files. Further, changes in associations can expose information about applications, helping self-* system components distinguish growth from fundamental change.


    People

    FACULTY

    • Greg Ganger

    STUDENTS

    • Mike Mesnier
    • Eno Thereska


    Publications

    • File Classification in Self-* Storage Systems. Michael Mesnier, Eno Thereska, Daniel Ellard, Gregory R. Ganger, Margo Seltzer. Proceedings of the First International Conference on Autonomic Computing (ICAC-04). New York, NY. May 2004. Supercedes Carnegie Mellon University Parallel Data Lab Technical Report CMU-PDL-04-101, January 2004.
      Abstract / Postscript [1.6M] / PDF [80K]

    • Attribute-Based Prediction of File Properties. Daniel Ellard, Michael Mesnier, Eno Thereska, Gregory R. Ganger, Margo Seltzer. Harvard Computer Science Group Technical Report TR-14-03, December 2003.
      Abstract / Postscript [850K] / PDF [127K]

     

    Acknowledgements

    We thank the members and companies of the PDL Consortium: American Power Conversion, Cisco Systems, EMC, Google, Hewlett-Packard Labs, Hitachi, IBM, Intel, LSI, Network Appliance, Oracle, Panasas, Seagate Technology, and Symantec for their interest, insights, feedback, and support.

     

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    Last updated 27 October, 2004