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Cycle stealing - PowerPoint PPT Presentation

Operating Systems

Operating Systems

Operating Systems. Certificate Program in Software Development CSE-TC and CSIM, AIT September--November, 2003. Objectives discuss how an OS manages and controls I/O operations and I/O devices. 12. I/O Systems (Ch. 12, S&G). Contents. 1. Issues 2. I/O Hardware 3. Application I/O Interfaces

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857 views • 66 slides
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???. I/O Organization. Agenda. Single bus architecture I/O Bus Address lines Data lines Control lines I/O addressing Memory-mapped I/O Isolated I/O. ???. ???. ???. I/O ?? n. I/O ?? 1. ?4.1 ?????????. System resources. Every I/O device will use some system resources IRQ

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745 views • 60 slides
Chapter 7

Chapter 7

Chapter 7. Input/Output (Continued). DMA Function. DMA controller(s) takes over Bus supervision from CPU for I/O Additional Module(s) attached to bus to control DMA operation. Typical DMA Module Organization. DMA Operation. CPU provides direction to DMA controller(s) Read/Write

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618 views • 45 slides
Mor Harchol-Balter

Mor Harchol-Balter

Dimensionality Reduction for Analyzing Cycle Stealing, Task Assignment, Priority Queueing, and Threshold Policies. Mor Harchol-Balter. Taka Osogami, Adam Wierman, Alan Scheller-Wolf, Mark Squillante. Carnegie Mellon University. FIFO. FIFO. H. L. L. H. H.

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525 views • 41 slides
Mor Harchol-Balter

Mor Harchol-Balter

Dimensionality Reduction for the analysis of Cycle Stealing, Task Assignment, Priority Queueing, and Threshold Policies (PART 1). Mor Harchol-Balter. Joint with: Alan Scheller-Wolf, Taka Osogami, and Mark Squillante. H. L. L. H. H. Many multiserver scheduling problems. FIFO. FIFO.

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361 views • 25 slides

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