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Availability and Scalability of LOMSS

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Encyclopedia of Multimedia
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Synonyms

Two-level meta data management

Definition

Availability in large-scale object-based multimedia storage systems is sued to describe the systems to ensure that multimedia data continues to be available at a required level performance.

In the Large-Scale Object-Based Multimedia Storage System (LOMSS), availabilityis used to describe the systems to ensure that multimedia data continues to be available at a required level performance in situations ranging from normal through disastrous. Availability is a critical issue in the design of LOMSS, since low availability multimedia storage systems will result in unstable services in the Internet and thus, lead to losing customers from service providers. In LOMSS, we shall consider two levels of availabilities: system level and device level. The availabilities of Client, MDS and OSD belong to system level; whereas the availabilities of disks within an OSD belong to device level. In system level, the availability of MDS is critical to the...

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References

  1. F. Wang, Y.L. Yue, D. Feng, J. Wang, and P. Xia, ‘High Availability Storage System Based on Two-Level Metadata Management,’ Frontier of Computer Science and Technology (FCST 2007), pp. 41–48, November 2007.

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  2. L.G. Dong, V. Bharadwaj, and C.C. Ko, ‘Efficient Movie Retrieval Strategies for Movie-On-Demand Multimedia Services on Distributed Networks,’ Journal of Multimedia Tools and Applications, Vol. 20, No. 2, 2003, pp. 99–133.

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  3. S.Y.D. Yao, C. Shahabi, and P.A. Larson, pp. ‘Hash-Based Labelling Techniques for Storage Scaling,’ The VLDB Journal, Vol. 14, 2005, 222–237.

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© 2008 Springer-Verlag

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(2008). Availability and Scalability of LOMSS. In: Furht, B. (eds) Encyclopedia of Multimedia. Springer, Boston, MA. https://doi.org/10.1007/978-0-387-78414-4_9

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