Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Consider two implementations of a multi- threaded program. Version A is implemented with user-level threads, and Version B is implemented with kernel-level threads. (a) What is the maximum possible speedup for Version A when executed on a multiprocessor system that has 8 processors? Briefly explain your answer. (b) What is the maximum possible speedup for Version B when executed on a system with a single processor? Briefly explain your answer.
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Transcribed Image Text:Consider two implementations of a multi- threaded program. Version A is implemented with user-level threads, and Version B is implemented with kernel-level threads. (a) What is the maximum possible speedup for Version A when executed on a multiprocessor system that has 8 processors? Briefly explain your answer. (b) What is the maximum possible speedup for Version B when executed on a system with a single processor? Briefly explain your answer.
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