Lecture5 - n Types of addressing: location addressing,...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Click to edit Master subtitle style 8/1/11 Lecture 5 COT 4600 Operating Systems Fall 2010 Dan C. Marinescu Office: HEC 439 B Office hours: Tu-Th 3:30-4:30 PM
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Lecture 5 8/1/11 n Last time: n Complexity of Computer Systems n Resource Sharing and Complexity n Bandwidth and Latency n Iteration n Names and The Basic Abstractions n Today: n HW1 – due. n Discussion of “Hints for Computer Systems Design” by Butler Lampson. n Memory. n Interpreters. n Communication links. n Next time ¨ Communication links Lecture 5 – Tuesday September 7, 2010 22
Background image of page 2
Lecture 5 8/1/11 Memory n Devices and systems. n Attributes: durability, stability, persistence. n Critical properties of memory systems. ¨ Read-Write coherence. ¨ Before or after atomicity. n Why is it hard to guarantee the critical properties? n Access type: sequential, random. n Access time for a disk.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: n Types of addressing: location addressing, associative addressing. n RAID 0, 1, 2, 3, 4, 5, and 6. 33 Lecture 5 8/1/11 Interpreters n Active elements. Hardware interpreters; software interpreters n Three abstractions: instruction reference, repertoire, and environment reference. n Flow of control; interrupts. n Processors. Finite-state machine with a number of distinguished initial states. n Layered organization. Example: a calendar program in Java. 44 Lecture 5 8/1/11 Communication links n Primitives: send, receive. n Wires and networks n The Internet Internet Core and Edge Hourglass communication model Protocol stack The hardware n Router n Network adaptor 55...
View Full Document

This note was uploaded on 07/30/2011 for the course COP 4600 taught by Professor Montagne during the Spring '08 term at University of Central Florida.

Page1 / 5

Lecture5 - n Types of addressing: location addressing,...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online