PPT-Windows and C++11 Threads and Locks

Jim Fawcett CSE687 Object Oriented Design Spring 2016 Windows API Create style and manage windows Manage Files and Directories Create and manage processes threads and synchronizers Load and Unload Dynamic Link Libraries. Single and Multithreaded Processes. Benefits. Responsiveness. A program can continue running even if part of it is blocked or waiting for long I/O. Important for user interfaces. Resource Sharing. Easier to share resources between threads (shared memory) compared to between processes. CSCI 201L. Jeffrey Miller, Ph.D.. http://www-scf.usc.edu/~csci201. USC CSCI 201L. Outline. USC CSCI 201L. 2. /9. Locks. Lock Conditions. synchronized. Keyword. The . synchronized. keyword puts a restriction on a method that only one thread can be inside at a time. Redux. Changing thread semantics. 1. Dennis Kafura – CS5204 – Operating Systems. Dennis Kafura – CS5204 – Operating Systems. Grace: Overview. Goal. Eliminate classes of concurrency errors. For applications using fork-join parallelism. Redux. Changing thread semantics. 1. Dennis Kafura – CS5204 – Operating Systems. Dennis Kafura – CS5204 – Operating Systems. Grace: Overview. Goal. Eliminate classes of concurrency errors. For applications using fork-join parallelism. Instructor Notes. This lecture deals with how work groups are scheduled for execution on the compute units of devices. Also explain the effects of divergence of work items within a group and its negative effect on performance. , SMP, and Microkernels. Slides. are . mainly. . taken. from «O. perating. Systems: Internals and Design Principles”, 6/E . William Stallings (Chapter 4). . Some materials and figures are obtained from the POSIX threads . Chapter 4. 2. Outline. Threads. Symmetric Multiprocessing (SMP). Microkernel. Linux Threads. 3. Process Characteristics. Unit of resource ownership. - process is allocated:. a virtual address space to hold the process image. 9/21/2016 class notes. Implicit locks in Java. Every object in Java has an internal, unnamed lock.. p. ublic void synchronized METHOD(PARAMS) {. // The thread that calls this method must acquire the implicit lock in. in . Windows. Borislav Varadinov. Telerik Software Academy. academy.telerik.com. . System Administrator. Marian . Marinov. CEO of 1H Ltd.. mm@1h.com. bobi@itp.bg. Table of Contents. Processes, Threads and Jobs. ceiling . is lower than the crest of the . gorge.. Gorge weather, produces a “convergence zone” between Troutdale and Hood River.. Most traffic is VFR. Visibility often diminishes to IFR conditions in minutes. . For many individuals and families today, keeping their homes safe and secure from intruders is something that is top of their list of priorities, and rightfully so. However, with so many locks and security systems on the market these days, it can be tricky to know what protection best suits your needs. No matter what your business is responsible for producing, or what service you’re providing, you want it to be as secure as possible, for both you and your clients. What you have worked hard to set up, is of course worth protecting, and as a business owner, cutting corners where security is concerned, should simply never be an option. Sections 12.4, 12.5. Instructor:. . Haryadi Gunawi. Threads (Cont’d). Sharing and memory model. Threads and Process address space. Code segment. Each thread has a program counter (PC). Threads’ PCs point to different addresses in the . Ninghui Li. Based on Slides by Prof. Gustavo . Rodriguez-Rivera . Topic 11: . Threads and Thread Synchronization. Clicker Question 1. from Mid-Term. Consider the following . yacc. code:. list . : NUMBER .