'Producer consumer' presentation slideshows

Petri Nets

1.27k views • 105 slides

Multithreaded and Distributed Programming -- Classes of Problems

Multithreaded and Distributed Programming -- Classes of Problems. ECEN5053 Software Engineering of Distributed Systems University of Colorado. Foundations of Multithreaded, Parallel, and Distributed Programming, Gregory R. Andrews, Addison-Wesley, 2000.

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Getting started with OpenCCM Tutorial

772 views • 68 slides

Interprocess Communication

Interprocess Communication. P1 /* x++ */ move (0x3000), D2 add D2, 1 move D2, (0x3000). P2 /* x-- */ move (0x3000), D3 sub D3, 1 move D3, (0x3000). Basic problem. shared int x = 0 at location 0x3000. Contents of 0x3000 after P1 & P2 have run?. Race conditions.

737 views • 50 slides

Online Performance Monitoring, Analysis, and Visualization of Large-Scale Parallel Applications

Online Performance Monitoring, Analysis, and Visualization of Large-Scale Parallel Applications. Allen D. Malony , Sameer Shende, Robert Bell malony@cs.uoregon.edu Department of Computer and Information Science Computational Science Institute, NeuroInformatics Center University of Oregon.

531 views • 38 slides

Processes and Interprocess Communication

Processes and Interprocess Communication. Announcements. Homework 1 is now on the web page. Due 18:00 in CMS, next Wednesday. You should have CMS access sometime this week. Main TA to bother about this homework: Ari Rabkin TA office hours are now (mostly) posted. Please use them.

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Processes and Interprocess Communication

Processes and Interprocess Communication. Announcements. Processes. gcc. nfsd. emacs. ls. www. lpr. Why Processes? Simplicity + Speed. Hundreds of things going on in the system How to make things simple? Separate each in an isolated process Decomposition How to speed-up?

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424 views • 31 slides

Inter Process Communication & Timers

Inter Process Communication & Timers. Time.h (page R:Ch9 pp302-320). #include <time.h> time_t time(time_t *calptr); Epoch: 00:00 (midnight), Jan 1, 1970 GMT Day is 86,400 seconds time_t is usually a long If the long is 32 bits, time overflows in 2038 Extensions POSIX:XSI microseconds

407 views • 30 slides

Communicating Sequential Processes

1.13k views • 28 slides

Synchronization 15-213: Introduction to Computer Systems Recitation 14: November 25, 2013

Carnegie Mellon. Synchronization 15-213: Introduction to Computer Systems Recitation 14: November 25, 2013. Pratik Shah ( pcshah ) Section C. Carnegie Mellon. Topics. News Shared State Race conditions Synchronization Mutex Semaphore Readers-writers lock Producer-Consumer Problem

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CIS 720

CIS 720. Invariant Based Methodology. Producer/consumer problem. co Producer: Consumer: do true ? do true ? produce pdata buf = pdata cdata = buf; consume cdata

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Krista Rondeau RD, MSc Candidate Dr. Lynn McIntyre MD, MHSc , FRCPC

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Further Developing GRAMPS Jeremy Sugerman FLASHG January 27, 2009

Further Developing GRAMPS Jeremy Sugerman FLASHG January 27, 2009. Introduction. Evaluation of what/where GRAMPS is today Planned next steps New graphs: MapReduce and Cloth Sim Speculative potpourri, outside interests, issues. Background: Context. Problem Statement:

492 views • 22 slides

Air Force Institute of Technology

Air Force Institute of Technology.

466 views • 19 slides

Semaphores

Semaphores. Last Time: Semaphores wait(): n = n - 1; if n < 0 then sleep() (atomic until asleep) signal(): n = n + 1; if n <= 0 then wakeup() (all atomic) Today: More on Semaphores. What does the value of a semaphore mean?. For a semaphore s with value n

309 views • 14 slides

Tool Integration of Ptolemy II

Tool Integration of Ptolemy II. EE290N Class Project Haiyang Zheng May 15 2002. Outline. Introduction and motivation Hybrid Systems Ptolemy II models Integration with Charon tool Hybrid Systems Interchange Format (HSIF) Conclusion. Introduction. What is a Hybrid System?

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CMS Status and Plans

CMS Status and Plans. Progress towards GridPP milestones Workload management (Imperial) Monitoring (Brunel) Data management (Bristol) Future plans CMS Data challenge Issues Network performance EDG. Bristol, Brunel and Imperial (1.5 GRIDPP FTE in total). CMS deliverables 2002-3.

247 views • 13 slides

Interdependence

Interdependence. Species Interactions 20.1. The relationship between plants, fungi, and animals that interact with one another is called INTERDEPENDENCE .

337 views • 10 slides

Condition Variables and Producer/Consumer

Condition Variables and Producer/Consumer. CSE451 Andrew Whitaker. Background. Often, a thread needs to wait on another thread until some condition becomes true Example: producer/consumer problems Some threads produce items Other threads consume items

237 views • 9 slides