concurrency
简明释义
n. [计] 并发性；同时发生
英英释义
事件或过程同时发生的情况。 | |
In computing, a property of systems in which several computations are executing simultaneously, and potentially interacting with each other. | 在计算中，系统的一个特性，其中多个计算同时执行，并可能相互交互。 |
单词用法
并发控制 |
同义词
反义词
例句
1.In typical usage, processes are used to support concurrency.
在典型使用中，进程用于支持并行性。
2.Chapter 13 covers Concurrency.
第十三章涵盖了并发。
3.Operations are designed for concurrency.
操作设计应考虑并发性。
4.See the Maximizing concurrency section of this article.
请参阅本文的最大化并发性小节。
5.PHP has a complex relationship with multitasking or concurrency.
PHP与多任务或并发的关系十分复杂。
6.Better support for concurrency.
更好地支持并发。
7.Create enough tasks to run the subsequent concurrency tests.
创建足够任务来运行后续并发测试。
8.Concurrency most often has to do with this appearance of simultaneity.
并发常常与这种同时出现联系在一起。
9.Yet concurrency is important in any modern system.
但是，并发在现代任何一个系统总都是非常重要的。
10.The system can handle a high level of concurrency 并发性, which is essential for real-time data processing.
该系统能够处理高水平的并发性，这对于实时数据处理至关重要。
11.The new version of the software improved concurrency 并发性 handling, making it more efficient under load.
该软件的新版本改进了并发性处理，使其在负载下更高效。
12.Developers must consider concurrency 并发性 when designing algorithms that involve shared resources.
开发人员在设计涉及共享资源的算法时必须考虑并发性。
13.In web applications, managing concurrency 并发性 is crucial to ensure a smooth user experience.
在网络应用中，管理并发性至关重要，以确保用户体验顺畅。
14.The database supports high levels of concurrency 并发性, allowing multiple users to access data simultaneously.
该数据库支持高水平的并发性，允许多个用户同时访问数据。
作文
In today's fast-paced world, the concept of concurrency (并发) has become increasingly relevant across various fields, especially in computer science and project management. Concurrency refers to the ability of a system to handle multiple tasks simultaneously, which is essential for improving efficiency and maximizing resource utilization. This essay will explore the significance of concurrency in different domains, highlighting its advantages and challenges.One of the most prominent areas where concurrency plays a crucial role is in software development. Modern applications often require the execution of numerous processes at the same time. For instance, consider a web server that manages thousands of user requests concurrently. If the server were to handle each request sequentially, it would lead to significant delays and a poor user experience. By implementing concurrency, developers can ensure that multiple requests are processed at once, thus enhancing the responsiveness of the application.Moreover, concurrency allows for better utilization of system resources. In a multi-core processor environment, tasks can be distributed across different cores, allowing them to run in parallel. This not only speeds up the processing time but also leads to energy efficiency, as idle cores can be put to use rather than remaining dormant. As a result, organizations can achieve higher performance levels while reducing operational costs.In addition to software applications, concurrency is also vital in project management. Projects often involve numerous tasks that need to be completed within a specific timeframe. By employing a concurrent approach, project managers can allocate resources to multiple tasks simultaneously, thereby accelerating the overall project timeline. This strategy is particularly beneficial in industries such as construction, where delays in one task can have a cascading effect on the entire project.However, managing concurrency comes with its own set of challenges. One of the primary concerns is ensuring data consistency when multiple processes access shared resources. Without proper synchronization mechanisms, concurrent processes may lead to race conditions, where the outcome depends on the sequence of execution. This can result in errors and unpredictable behavior, ultimately compromising the integrity of the system.To address these challenges, developers and project managers must implement effective strategies for managing concurrency. In software development, techniques such as locking, semaphores, and transactional memory can help synchronize access to shared resources. In project management, clear communication and coordination among team members are crucial to ensure that tasks are progressing as planned without conflicts.In conclusion, concurrency (并发) is a fundamental concept that enhances the efficiency and effectiveness of both software applications and project management. While it presents certain challenges, the benefits of adopting a concurrent approach far outweigh the drawbacks. As technology continues to evolve, understanding and leveraging concurrency will be essential for success in various fields, enabling organizations to meet the demands of an increasingly complex and interconnected world.
在当今快节奏的世界中，concurrency（并发）这一概念在各个领域变得越来越相关，尤其是在计算机科学和项目管理方面。Concurrency指的是一个系统同时处理多个任务的能力，这对于提高效率和最大化资源利用至关重要。本文将探讨concurrency在不同领域的重要性，强调其优势和挑战。Concurrency在软件开发中发挥着至关重要的作用。现代应用程序通常需要同时执行许多进程。例如，考虑一个同时管理成千上万用户请求的Web服务器。如果服务器逐个处理每个请求，将导致显著延迟和糟糕的用户体验。通过实现concurrency，开发人员可以确保多个请求同时被处理，从而增强应用程序的响应能力。此外，concurrency还允许更好地利用系统资源。在多核处理器环境中，任务可以分配到不同的核心上，使其能够并行运行。这不仅加快了处理时间，还提高了能源效率，因为闲置的核心可以被利用，而不是保持无效。因此，组织可以在降低运营成本的同时实现更高的性能水平。除了软件应用程序，concurrency在项目管理中也至关重要。项目通常涉及需要在特定时间内完成的众多任务。通过采用并行的方法，项目经理可以同时为多个任务分配资源，从而加速整体项目进度。这一策略在建筑等行业尤其有利，因为一个任务的延误可能对整个项目产生连锁反应。然而，管理concurrency也带来了自身的一系列挑战。主要关注点之一是确保在多个进程访问共享资源时的数据一致性。如果没有适当的同步机制，并发进程可能会导致竞争条件，即结果取决于执行顺序。这可能导致错误和不可预测的行为，最终损害系统的完整性。为了应对这些挑战，开发人员和项目经理必须实施有效的concurrency管理策略。在软件开发中，锁、信号量和事务性内存等技术可以帮助同步对共享资源的访问。在项目管理中，团队成员之间的清晰沟通和协调对于确保任务按计划进行而没有冲突至关重要。总之，concurrency（并发）是一个基本概念，它增强了软件应用程序和项目管理的效率和有效性。尽管它带来了一些挑战，但采用并行方法的好处远远超过缺点。随着技术的不断发展，理解和利用concurrency将对各个领域的成功至关重要，使组织能够满足日益复杂和互联的世界的需求。
