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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Ravindran, B. |
| Copyright Year | 1976 |
| Abstract | The paper presents an architectural framework and algorithms for engineering dynamic real-time distributed systems using commercial off-the-shelf technologies. In the proposed architecture, a real-time system application is developed in a general-purpose programming language. Further, the architectural-level description of the system such as composition and interconnections of application software and hardware, and the operational requirements of the system such as timeliness and survivability are specified in a system description language. The specification of the system is automatically translated into an intermediate representation (IR) that models the system in a platform-independent manner. The IR is augmented with dynamic measurements of the system by a language runtime system to produce a dynamic system model. The dynamic model is used by resource management middleware strategies to perform resource management that achieves timeliness and survivability requirements. We present two classes of algorithms: predictive and availability-based, for performing resource allocation. To validate the viability of the approach, we use a real-time benchmark application that functionally approximates dynamic real-time command and control systems. The benchmark results illustrate that the middleware is able to achieve the desired timeliness requirements during a number of load situations. Furthermore, availability-based allocation algorithms perform resource allocation less frequently, whereas predictive algorithms give a better steady state performance for the application. |
| Sponsorship | IEEE Computer Society Technical Council on Software Engineering Association for Computing Machinery (ACM) IEEE Computer Society |
| Starting Page | 30 |
| Ending Page | 57 |
| Page Count | 28 |
| File Size | 575112 |
| File Format | |
| ISSN | 00985589 |
| Volume Number | 28 |
| Issue Number | 1 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2002-01-01 |
| Publisher Place | U.S.A. |
| Access Restriction | One Nation One Subscription (ONOS) |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Real time systems Resource management Computer architecture Application software Middleware Prediction algorithms Availability Heuristic algorithms Paper technology Computer languages |
| Content Type | Text |
| Resource Type | Article |
| Subject | Software |
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