'Semaphores' presentation slideshows

CS510 Concurrent Systems Class 1

CS510 Concurrent Systems Class 1. Linux Kernel Locking Techniques. Intro to kernel locking techniques. Why do we need locking in the Linux kernel? Which problems are we trying to solve? What causes concurrent execution of kernel code? What solutions can we apply?

484 views • 35 slides

Critical Sections with lots of Threads

Critical Sections with lots of Threads. Announcements. CS 414 Homework due today. Review: Race conditions. Definition: timing dependent error involving shared state Whether it happens depends on how threads scheduled Hard to detect: All possible schedules have to be safe

596 views • 34 slides

CSE 451 : Operating Systems

310 views • 23 slides

209 views • 12 slides

System V IPC Identifiers and Keys

179 views • 9 slides

Parallel Programming 0024

154 views • 8 slides

Retrocomputing Panel

Retrocomputing Panel. Sam Nitzberg Cheshire Catalyst Steve Wozniak. Relica I Apple I Functional Clone. http://home.comcast.net/~vbriel/. Emulators Apple II systems in Software. Online Emulator with softwares! http://www.virtualapple.com

170 views • 7 slides

Project 3 Roadmap

Project 3 Roadmap. Multilevel Feedback Scheduling Semaphores. Multilevel Feedback Scheduling. struct Kernel_Thread in kthread.h current queue: int currentReadyQueue blocked state: bool blocked there are 4 run queues now: s_runQueue[MAX_QUEUE_LEVEL] in kthread.c

256 views • 6 slides

CS 311- Fall 2010

135 views • 6 slides

Events

112 views • 4 slides