Since the advent of time sharing in the 1960s, designers of concurrent and parallel systems have needed to synchronize the activities of threads of control that share data structures in memory. In recent years, the study of synchronization has More...
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Publisher: Morgan & Claypool Publishers
Size: 7.50" wide x 9.00" long x 0.50" tall
Since the advent of time sharing in the 1960s, designers of concurrent and parallel systems have needed to synchronize the activities of threads of control that share data structures in memory. In recent years, the study of synchronization has gained new urgency with the proliferation of multicore processors, on which even relatively simple user-level programs must frequently run in parallel. This lecture offers a comprehensive survey of shared-memory synchronization, with an emphasis on "systems-level" issues. It includes sufficient coverage of architectural details to understand correctness and performance on modern multicore machines, and sufficient coverage of higher-level issues to understand how synchronization is embedded in modern programming languages. The primary intended audience is "systems programmers"-the authors of operating systems, library packages, language run-time systems, concurrent data structures, and server and utility programs. Much of the discussion should also be of interest to application programmers who want to make good use of the synchronization mechanisms available to them, and to computer architects who want to understand the ramifications of their design decisions on systems-level code. Table of Contents: Introduction / Architectural Background / Essential Theory / Practical Spin Locks / Busy-wait Synchronization with Conditions / Read-mostly Atomicity / Synchronization and Scheduling / Nonblocking Algorithms / Transactional Memory / Author's Biography
Michael L. Scott is a professor in the University of Rochester's Department of Computer Science, which he chaired from 1996 to 1999. He is the designer of the Lynx distributed programming language and a co-designer of the Charlotte and Psyche parallel operating systems, the Bridge parallel file system, the Cashmere distributed shared memory system, and the MCS mutual exclusion lock. He received his Ph.D. from the University of Wisconsin-Madison in 1985.