STM Journals Peer-reviewed research from Consortium e-Learning Network

Journal of Operating Systems Development & Trends

A Review of Valley Tracing Mechanism for Implementation of Multiprogrammed Operating Systems

  1. Aiswarya Dwarampudi
  2. Yamuna Mundru
  3. Manas Kumar Yogi
  4. G. Umamahesh

Abstract

This review examines the application of valley tracing mechanisms in the implementation of multiprogrammed operating systems. Multiprogrammed operating systems facilitate concurrent execution of multiple tasks, necessitating efficient resource allocation and scheduling to maximize system throughput and responsiveness. Valley tracing, a concept rooted in identifying and exploiting periods of decreased resource demand during program execution, offers a promising approach to optimize resource utilization and enhance system performance. The review begins by introducing the concept of multiprogrammed operating systems and the challenges associated with managing resources in such environments. It then delves into the fundamentals of valley tracing, elucidating its significance in identifying valleys, periods of reduced resource requirements, in program execution profiles. Valley tracing mechanisms encompass various components, including resource monitoring, valley detection algorithms, dynamic resource reallocation strategies, task scheduling policies, and feedback mechanisms for adaptive adjustment. This review delves into an extensive examination of available literature and research contributions, exploring both the advantages and difficulties linked with valley tracing mechanisms. It highlights the potential of valley tracing to improve resource utilization, responsiveness, and overall system efficiency in multiprogrammed operating systems. However, it also addresses challenges such as overhead, complexity, tuning, and integration, which must be carefully considered in the implementation of valley tracing mechanisms. The review concludes by emphasizing the importance of continued research and development efforts to advance the state-of-the-art in valley tracing mechanisms for multiprogrammed operating systems. By addressing key challenges and leveraging insights from program execution dynamics, valley tracing has the potential to play a pivotal role in optimizing resource management and enhancing the performance of modern operating systems in diverse computing environments.

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