Computer Systems: Theory, Technology, and Applications (Monographs in Computer Science)

Computer Systems: Theory, Technology, and Applications (Monographs in Computer Science)

Language: English

Pages: 338

ISBN: 1475780753

Format: PDF / Kindle (mobi) / ePub


An invited collection of peer-reviewed papers surveying key areas of Roger Needham's distinguished research career at Cambridge University and Microsoft Research.

From operating systems to distributed computing, many of the world's leading researchers provide insight into the latest concepts and theoretical insights--many of which are based upon Needham's pioneering research work.

A critical collection of edited-survey research papers spanning the entire range of Roger Needham's distinguished scientific career, from operating systems to distributed computing and security.  Many of the world's leading researchers survey their topics' latest developments and acknowledge the theoretical foundations of Needham's work.

Introduction to book written by Rick Rashid, Director of Microsoft Research Worldwide.

Cyberpatterns: Unifying Design Patterns with Security and Attack Patterns

The Magic of Computer Graphics: Landmarks in Rendering

Computational Network Science: An Algorithmic Approach

Reasoning About Knowledge

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Force them to be converted and then discard them, causing the application to be slowed down. We have found no such applications How to Implement Unnecessary Mutexes 55 among the Java spec benchmarks and C server applications we tried. If this were a serious concern, one could arrange to detect this dynamically. When it occurs, new mutexes may be created so that they always use hardware-atomic instructions. One could imagine converting mutexes back, depending on the usage pattern, but we have.

Thread’s own identifier. In one of our implementations, where we controlled the code generator and had a large number of integer registers, we were able to store the thread identifier in a general purpose register. This makes the test quite cheap. When the code generator cannot be changed, or when the processor has too few integer registers, it may take a significant number of cycles to obtain the thread ID. In one of our implementations, it required a seven-cycle operation, which significantly.

Standardized, but is left as a proprietary interface, almost always an internal software interface inside the router. So there is no separate set of companies that sell systems to compute routes. One can debate if this alternative structure would have advantages, but it cannot come into existence because the interfaces don’t allow it. Consequences of economic modularity The design rules for breaking a system into parts for technical reasons are fairly well known. It is recognized that getting.

Kilburn’s guidance, it will be recalled, had pioneered virtual memory, and it was the operating system’s task to 86 Fraser manage it. Each process had its own address space, and the machine distinguished between user-mode (virtual addressing) and kernel-mode (absolute addressing). It had already been decided that the file system would be implemented as a trusted suite of user-level programs with a system call interface to the kernel. The File Master was the central component. It provided file.

Attributes as well as user identity and group memberships, • trust and authorization policy that can be arguments to requests from untrusted clients, as long as they originate with parties trusted to set such policy. Finally, this model isn’t really tied to web services—it could be used in other distributed-systems contexts that need the features that differentiate it from the more traditional model, just as web services need them. Acknowledgements We would like to acknowledge the support given.

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