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并行软件优化三步走

提高并行软件的性能需要采用结构化的方法,充分利用开发资源,快速取得出色成效。本文将这种方法划分为三个不同阶段:  

Autor aaron-tersteeg (Intel) Última actualización 05/07/2019 - 10:18
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并行优化规划

下载 (英语 PDF, 75KB)

Autor Diana B. (Intel) Última actualización 05/07/2019 - 10:45
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游戏行业的人工智能设计(第一部分)

The gaming industry has seen great strides in game complexity recently. Game developers are challenged to create increasingly compelling games. This series explores important Artificial Intelligence (AI) concepts and how to optimize them for multi-core.
Autor admin Última actualización 12/12/2018 - 18:00
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游戏行业的人工智能设计(第二部分)

Designing AI for Games. Intelligent agents need to identify points of interest in the game world. This article shows how to identify and optimize points of interest and provides ways of organizing them for multi-threading.
Autor admin Última actualización 12/12/2018 - 18:00
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循环修改增强数据并行性能

When confronted with nested loops, the granularity of the computations that are assigned to threads will directly affect performance. Loop transformations such as splitting and merging nested loops can make parallelization easier and more productive.
Autor admin Última actualización 05/07/2019 - 14:48
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管理锁争用: 大、小关键代码段

This topic introduces the concept of critical section size, defined as the length of time a thread spends inside a critical section, and its effect on performance.
Autor admin Última actualización 05/07/2019 - 20:05
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使用线程化 API 提供的同步例程,而非手工编写同步例程

Application programmers sometimes write hand-coded synchronization routines rather than using constructs provided by a threading API in order to reduce synchronization overhead or provide different functionality than existing constructs offer.
Autor admin Última actualización 05/07/2019 - 20:03
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选择合适的同步基元以最大限度地减少开销

Currently, there are a number of synchronization mechanisms available, and it is left to the application developer to choose an appropriate one to minimize overall synchronization overhead.
Autor admin Última actualización 05/07/2019 - 20:02
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如有可能可使用非阻塞锁

Non-blocking system calls allow the competing thread to return on an unsuccessful attempt to the lock, and allow useful work to be done, thereby avoiding wasteful utilization of execution resources at the same time.
Autor admin Última actualización 05/07/2019 - 20:01
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避免线程之间发生堆冲突

避免线程之间发生堆冲突 (PDF 256KB)

摘要

Autor admin Última actualización 05/07/2019 - 19:59