clock skew

简明释义

时钟脉冲相位差

英英释义

例句

1.To ensure accurate data logging, we need to synchronize all devices and minimize clock skew.

为了确保数据记录的准确性，我们需要同步所有设备并最小化时钟偏差。

2.The system experienced a significant clock skew due to network latency.

由于网络延迟，系统经历了显著的时钟偏差。

3.The engineers monitored the clock skew between the servers to prevent data inconsistency.

工程师们监控服务器之间的时钟偏差以防止数据不一致。

4.We implemented a time synchronization protocol to reduce clock skew across our network.

我们实施了一种时间同步协议，以减少我们网络中的时钟偏差。

5.In distributed systems, clock skew can lead to serious synchronization issues.

在分布式系统中，时钟偏差可能导致严重的同步问题。

作文

In today's digital world, the synchronization of time across various systems is crucial for ensuring that processes run smoothly and efficiently. One term that often arises in discussions about time management in computing is clock skew. This phenomenon refers to the difference in time readings between two or more clocks in a distributed system. Understanding clock skew is essential for developers, network engineers, and anyone involved in managing time-sensitive applications.Clock skew can occur due to a variety of reasons. For instance, different hardware components may have slight variations in their internal timekeeping mechanisms, leading to discrepancies between the clocks. Additionally, factors such as temperature changes, voltage fluctuations, and even the inherent limitations of the quartz crystals used in clock circuits can contribute to clock skew. These variations are usually small but can accumulate over time, resulting in significant differences in time readings.In distributed systems, where multiple computers or devices need to work together seamlessly, clock skew can lead to serious issues. For example, if one server's clock is ahead of another's by several seconds, it could cause problems in data consistency and integrity. Transactions that rely on accurate timestamps may fail or be processed out of order, leading to potential data corruption or loss. This is particularly critical in environments such as financial services, telecommunications, and real-time data processing, where timing is everything.To mitigate the effects of clock skew, various synchronization protocols have been developed. One of the most commonly used methods is the Network Time Protocol (NTP), which allows devices to synchronize their clocks over a network. NTP works by having a client request the current time from a server, which then accounts for any network delay and adjusts the client's clock accordingly. By regularly synchronizing clocks, NTP helps to minimize clock skew and maintain consistency across systems.Another approach to managing clock skew is through the use of hardware solutions, such as GPS-based time synchronization. Devices equipped with GPS receivers can obtain highly accurate time signals from satellites, ensuring that their clocks remain in sync with universal time. This method is particularly useful in scenarios where precision is paramount, such as in scientific research or satellite communications.In conclusion, understanding clock skew and its implications is vital for anyone working with distributed systems. As technology continues to advance and our reliance on interconnected devices grows, the importance of accurate time synchronization will only increase. By employing effective synchronization techniques and being aware of the factors that contribute to clock skew, we can ensure that our systems operate smoothly and efficiently, ultimately leading to improved performance and reliability in our digital age.

在当今数字化世界中，各个系统之间的时间同步对于确保流程顺利高效地运行至关重要。一个在讨论计算机时间管理时经常出现的术语是时钟偏差。这一现象指的是在分布式系统中两个或多个时钟之间的时间读数差异。理解时钟偏差对开发人员、网络工程师以及任何参与管理时间敏感应用程序的人来说都是非常重要的。时钟偏差可能由于多种原因而发生。例如，不同的硬件组件可能在其内部计时机制上存在微小的差异，导致时钟之间的差异。此外，温度变化、电压波动甚至时钟电路中使用的石英晶体的固有限制都可能导致时钟偏差。这些变化通常很小，但随着时间的推移，它们可能会累积，从而导致时间读数的显著差异。在分布式系统中，当多个计算机或设备需要无缝协作时，时钟偏差可能会导致严重的问题。例如，如果一台服务器的时钟比另一台快几秒，这可能会导致数据一致性和完整性的问题。依赖于准确时间戳的事务可能会失败或按错误顺序处理，从而导致潜在的数据损坏或丢失。这在金融服务、电信和实时数据处理等环境中尤其关键，因为时间至关重要。为了减轻时钟偏差的影响，已经开发了各种同步协议。其中一种最常用的方法是网络时间协议（NTP），它允许设备通过网络同步其时钟。NTP的工作原理是客户端向服务器请求当前时间，服务器随后考虑任何网络延迟并相应调整客户端的时钟。通过定期同步时钟，NTP有助于最小化时钟偏差并保持系统之间的一致性。管理时钟偏差的另一种方法是使用硬件解决方案，例如基于GPS的时间同步。配备GPS接收器的设备可以从卫星获取高度准确的时间信号，确保它们的时钟与世界标准时间保持同步。这种方法在精度至关重要的情况下特别有用，例如在科学研究或卫星通信中。总之，理解时钟偏差及其影响对于任何从事分布式系统工作的人来说都是至关重要的。随着技术的不断进步以及我们对互联设备的依赖日益增加，准确时间同步的重要性只会增加。通过采用有效的同步技术并意识到导致时钟偏差的因素，我们可以确保我们的系统顺利高效地运行，最终在数字时代提高性能和可靠性。