RTSJ

  • 网络实时规范(real time specification for java)

网络释义

1.
实时规范(real time specification for java)
Java 的实时规范 (RTSJ) 确保至少提供 28 个优先级。不支持对非默认线程策略的控制 RTSJ 向程序员提供选择，例如，先入先 …
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1.
The RTSJ is a "specification for additions to the Java platform to enable Java programs to be used for real-time applications. "
RTSJ是“一种使Java程序能够用于实时应用程序的Java平台规范”。
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2.
In RTSJ this is extended further and the specification says that there must be at least twenty eight distinct priority levels supported.
在RTSJ中，这个概念被进一步扩展了，规范中称，实现必须支持至少28个不同的优先级。
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3.
The RTSJ requires that an implementation of the specification must provide a contiguous range of at least 28 priorities for RT threads.
RTSJ要求规范的实现必须为RT线程提供至少28个连续的优先级。
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4.
With the RTSJ, true priorities and a fixed-priority preemptive scheduler with priority-inheritance support is required for RT threads.
在RTSJ规范中，RT线程需要真正的优先级，以及具有优先级继承支持的固定优先级抢占式调度程序。
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5.
For memory management RTSJ uses the concept of a memory area.
对于内存管理，RTSJ用到了一个“内存域”的概念。
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6.
The RTSJ was created to address some of the limitations of the Java language that prevent its widespread use in RT execution environments.
RTSJ的创建是为了解决Java语言的一些限制，这些限制阻止了它在RT执行环境中的广泛应用。
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7.
Implementing the RTSJ requires broad support from the underlying operating system as well as components of the JRE.
要实现RTSJ需要来自底层操作系统及JRE组件的广泛支持。
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8.
Understanding the management of priorities and priority queues is useful in understanding the RTSJ changes to threading and synchronization.
理解对优先级和优先级序列的管理有助于理解RTSJ针对线程化和同步所作的更改。
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9.
Threads within the RTSJ can be one of three types, non real-time, soft real-time and hard real-time.
RTSJ中的线程可以是下述三种类型之一：非实时线程、软实时线程和硬实时线程。
www.infoq.com
10.
This is closest to the spirit of the RTSJ but it does differ from the SCHED_OTHER policy used for regular Java threads.
这与RTSJ的精神最为接近，但确实与用于普通Java线程的SCHED_OTHER策略不同。
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