'Same address space' presentation slideshows

Counting Semaphore Implementation in Java

971 views • 64 slides

Parallel Systems

Parallel Systems. Chapter 6. Key concepts in chapter 6. Parallelism physical (a.k.a. true) parallelism logical (a.k.a. pseudo-) parallelism Multiprocessor OS (MPOS) race conditions atomic actions spin locks Threads Kernel-mode processes Implementation of mutual exclusion.

767 views • 62 slides

Remote Procedure Calls

Taiyang Chen 10/06/2009. Remote Procedure Calls. Overview. Remote Procedure Call (RPC): procedure call across the network Lightweight Remote Procedure Call (LPRC): procedure call across domains. RPC Outline. Background History Environment Motivation and Goals Design Implementation

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Minos: Control Data Attack Prevention Orthogonal to Memory Model

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CSE5306 Distributed Systems

CSE5306 Distributed Systems. Mohan Kumar Preliminaries and Models: Week 2. System models. Architectural models Client-server model Peer-to-peer model Functional models Interaction model Failure model Security model. Architecture. Structural organization of various components

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Mode, space, and context: the basics

Mode, space, and context: the basics. Jeff Chase Duke University. m em.c (OSTEP). data. data. p. int main( int argc , char * argv []) { int *p; p = malloc ( sizeof ( int )); * p = atoi ( argv [1]); while (1) { Spin(1); *p = *p + 1;

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The 8051

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Threads

Threads. Chapter 5. Process Characteristics. Concept of Process has two facets. A Process is: A Unit of resource ownership: a virtual address space for the process image control of some resources (files, I/O devices...)

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Processes and Schedulers

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MPI3 Hybrid

435 views • 29 slides

Scheduler Activations ? Effective Kernel Support for the User-level Management of Parallelism

Scheduler Activations ? Effective Kernel Support for the User-level Management of Parallelism. Thomas E. Anderson, Brian N. Bershad , Edward D. Lazowska and Henry M. Levy Presenter: Quan (Cary) Zhang .

381 views • 28 slides

Critical Section Problem

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Critical Section Problem

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Critical Section Problem

393 views • 26 slides

week 12

week 12. Real time kernel Ref : Extracts from: http ://www.swd.de/documents/manuals/sysarch/intro_en.html#id1. The QNX Operating System. QNX provides multitasking, priority-driven preemptive scheduling, and fast context switching

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Exception Handling (2)

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A Distributed Object Model for the Java System

A Distributed Object Model for the Java System. Eric Tryon Brian Clark Christopher McKeowen . System Architecture. The architecture can be broken down to three different basic layers Stub/skeleton layer Remote reference layer Transport layer

299 views • 15 slides

4.7.1 Thread Signal Delivery

4.7.1 Thread Signal Delivery. Two types of signals Synchronous: Occur as a direct result of program execution Should be delivered to currently executing thread Asynchronous Occur due to an event typically unrelated to the current instruction

361 views • 12 slides

Go Language * Go-Routines *Channels

Go Language * Go-Routines *Channels. New Concepts. Do not communicate by sharing memory; instead, share memory by communicating. creating shared memory VS sharing by communication channels . Lightweight Threads ( Goroutines ). Goroutines.

350 views • 9 slides

Load-Time Relocation

Load-Time Relocation. 0. Process 1. Process 6. Process 3. Operating System. ?. Base & Bound Example. Virtual Address Space. 0. 62. CALL 140. 66. 140. RETURN. SP. 1420. 2000. x86-64 Address Translation. 64-bit Virtual Address. 16. 9. 9. 12. 9. 9. not used. PML4 Table.

176 views • 6 slides