Visual Quality of Service Programming for

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We have prototyped the koSTalk in Java and performed case studies with several distributed multi-media applica- tions, such as distributed video on demand, ...
Visual Quality of Service Programming for Distributed Heterogeneous Systems Xiaohui Gu

Klara Nahrstedt

Computer Science Department University of Illinois at Urbana-Champaign Urbana,IL61801

Computer Science Department University of Illinois at Urbana-Champaign Urbana,IL61801

[email protected]

[email protected]

ABSTRACT

       

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Uh)I#0+4 2. THE QOS PROGRAMMING ENVIRONMENT ARCHITECTURE Runtime Environment User QoS Requests

Programming Environment

QoS Proxy

Visual Hierarchical QoS Editor

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HQML Compiler

Application Configuration Graph

configuration

QoS

Service Configurator

graph

ConfigG Syntax Parser

Service Adaptor

Profile

Resource Coordinator

ConfigG Derivation Tree

Database ConfigG Semantic Parser

Resource Broker

Resource Adaptor

Resource Resource Broker Adaptor

Operating System and Network Layer

HQML File

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Profile

QoS

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6. IMPLEMENTATION AND EXPERIMENTAL RESULTS

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7. RELATED WORK

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1400

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3000

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8. SUMMARY AND FUTURE WORK

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250 average processing time (millisecond)

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9. ACKNOWLEDGEMENTS

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10. REFERENCES

APPENDIX

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