PPT-CGS 3763 Operating Systems Concepts

Dan C Marinescu Office HEC 304 Office hours M Wd 1130 1230 A M Last time CPU Scheduling Process synchronization Today Process synchronization Transactions Locks Deadlocks. Dan C. Marinescu. Office: HEC 304. Office hours: M-. Wd. 11:30 - 12:30 . A. M. Last time: . Monitors. Atomicity. Hardware support for atomicity. Today. Coordination with a bounded buffer. Storage models . Dan C. Marinescu. Office: HEC 304. Office hours: M-. Wd. 11:30 - 12:30 . A. M. Last time: . Deadlock detection. Wait-for-graphs. Semaphores . Today. Monitors. Atomicity. Hardware support for atomicity. Dan C. Marinescu. Office: HEC 304. Office hours: M-. Wd. 11:30 - 12:30 . A. M. Last time: . Page replacement algorithms. Implementation of paging. Hit and miss ratios. Performance penalties. Today. Dan C. Marinescu. Office: HEC 304. Office hours: M-. Wd. 11:30 - 12:30 . A. M. Last time: . Networking concepts. Today:. Solutions to HW1. Student questions for week 4. More network concepts. Client-server . 1. 8. Virtual Memory. 8.1 Principles of Virtual Memory . 8.2 Implementations of Virtual Memory . Paging. Segmentation. Paging With Segmentation. Paging of System Tables. Translation Look-aside Buffers . Silberschatz. et all, 2009. Modern Operating Systems by . Tannenbaum. and . Bos. 2015. Operating Systems by Nutt 2004. Motivation. Distributed system . is collection of loosely coupled processors interconnected by a communications network. Introduction. Content from. Operating Systems in Depth Thomas w. . Doeppner. ©2011. Operating Systems Principles & Practices by Anderson and . Dahlin. . 2014. Tannenbaum 2015. Stallings 2015. and Deadlocks. Ref: . http://userhome.brooklyn.cuny.edu/irudowdky/OperatingSystems.htm. & . Silberschatz. , Gagne, & Galvin, . Operating Systems Concepts. , 7. th. . ed. , Wiley (. ch. 1-3). to . provide a computing service.. Software. In this section: Software Development, System Software, Application software and Managing software.. Concepts > Software. Links:. 10 Best Android Apps. Operating systems (OS) can help computer users do many things, like managing and manipulating files and folders.. Operating systems also provide users the ability to control hardware components of a computer and its peripheral devices, like printers and scanners.. Dan C. Marinescu. Office: HEC 304. Office hours: M-. Wd. 11:30 - 12:30 . A. M. Last time: . Answers to the midterm. Today:. Answers from week 7 questions. CPU Scheduling. Next time. CPU scheduling. Chapter 3 Operating Systems Concepts 1 A Computer Model An operating system has to deal with the fact that a computer is made up of a CPU, random access memory (RAM), input/output (I/O) devices, and long-term storage. CGS 3763 Operating Systems Concepts Spring 2013 Dan C. Marinescu Office: HEC 304 Office hours: M- Wd 11:30 - 12:30 A M Last time: Answers to the midterm Today: Answers from week 7 questions CGS 3763 Operating Systems Concepts Spring 2013 Dan C. Marinescu Office: HEC 304 Office hours: M- Wd 11:30 - 12:30 A M Last time: Answers to the midterm Today: Answers from week 7 questions