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An Efficient Recovery Scheme for Mobile Computing Environment

An Efficient Recovery Scheme for Mobile Computing Environment. Namyoon Woo and Heon Y. Yeom Seoul Nat ’ l Univ. Korea. Taesoon Park Sejong Univ. Korea. Introduction. Model. Previous Works. Pessimistic log management (PL) Lazy log management (LL) Trickle log management (TL).

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An Efficient Recovery Scheme for Mobile Computing Environment

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  1. An Efficient Recovery Scheme for Mobile Computing Environment Namyoon Woo and Heon Y. Yeom Seoul Nat’l Univ. Korea Taesoon Park Sejong Univ. Korea

  2. Introduction

  3. Model

  4. Previous Works • Pessimistic log management (PL) • Lazy log management (LL) • Trickle log management (TL)

  5. Distributed Storage Management • Frequncy-based scheme • Distance-based scheme

  6. Simulation • model • Metrics

  7. Performance (Results) Failure-Free Overhead with Checkpoint (T_Failure=100)

  8. Average Handoff Cost (T_Failure=100)

  9. Total Network Cost (T_Failure=100)

  10. Average Recovery Cost (T_Failure=100)

  11. Total Network Cost (T_Handoff=5)

  12. Disk Access Time Per an MSS (T_Failure=100)

  13. Conclusions

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