hard real-time

基本解释

With a little extra work, you can get hard real-time support with the PREEMPT_RT patch.
只需要一点额外的工作，您就可以通过 PREEMPT_RT 补丁实现硬实时。
Some systems need hard real-time response, with short deterministic response latencies to events.
一些系统需要硬实时响应，在很短的时间内对事件作出确定性响应。
For financial applications where time is money the critical sections can be coded to run as hard real-time threads and avoid the non-deterministic behaviour of the garbage collector.
对金融系统这种“时间就是金钱”的应用程序来说，可以让临界区的代码做为硬实时线程运行，从而避免垃圾回收器产生的不确定性行为。

This makes it hard, for instance, to compare real-time video images (from a camera in the nose-cone of a missile, for example) with a set of several thousand targets (pictures of enemy aircraft, say), because all the targets have to be tested within a thirtieth of a second, the duration of a single frame of video.
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When we attempt a real rally, if we really have a hard time trying to make new 52-week highs in the market—which I do believe we will make before the end of the year or sometime early next year—then we should be looking for three major legs down into a bear market.
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Facebook has been trying hard to win over skeptics who doubt it can ever become as much a forum for conversation about real-time events as Twitter.
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硬实时
So related issues on weakly hard real-time are becoming hot research point nowadays.
弱硬实时相关问题也因此成为当前实时研究的重点问题之一。
强实时
Under the condition of high reliability and hard real-time,the switch of dual-computer system has main effect on system real-time and reliability.
在高可靠、强实时环境中,双机系统的状态切换已成为影响系统实时性、可靠性的关键。
自然科学
硬实时