脉冲通常以微秒计。
只有一小部分暂停超过了500微秒。
平均延迟大约为210微秒。
它提供微秒级的数据库事务处理速度。
1微秒就是一百万分之一秒。
低延迟访问：5——10微秒的rpc。
在这种情况下，精确度可以下调为1微秒。
结果值以微秒为单位。
如今，他们连一微秒都要想方设法赢得。
执行时间的标准偏差估值点是645.586微秒。
A point estimate for the standard deviation of the execution time is 645.586 microseconds.
算法会在1微秒内完成，如果是一个平方级的方法。
If I'm running a linear algorithm, it'll take one microsecond to complete.
i10u表示以10微秒的取样间隔执行硬件取样。
I 10u means to perform hardware sampling with 10 microseconds as the sample interval.
图1给出了执行时间(单位是微秒)与调用次数的比较图。
Figure 1 represents execution time (in microseconds) versus number of invocations.
接下来的一列显示总的cpu成本(微秒每消息)。
The next column shows total CPU cost (in milliseconds per message).
这非常接近每条消息的CPU成本52.21微秒。
It is very close to the CPU cost of 52.21 milliseconds per message.
在现代硬件和操作系统上，它可以提供微秒级的精确性和精度。
On modern hardware and operating systems, it can deliver accuracy and precision in the microsecond range.
精度：gettimeofday 精度是固定在微秒级别上的。
Precision: gettimeofday precision is fixed to the microsecond.
最优性能并不需要，除非您需要查询的亚微秒级响应时间。
Maximum performance is not required unless you need submillisecond response time on queries.
时间元可以是几微秒或别的，这就是一个很好的近似值了。
And the time unit might be a few nanoseconds or whatever, and then it is a good approximation.
这次闪电以每秒7200张图象拍摄（每张图象139微秒时长）。
The lightning was filmed at 7, 200 images per second (139 microseconds per image).
根据上面内容进行优化，但没有线程亲和力，延迟大约为—250微秒。
Tuned as above, but without thread affinity, the latency is rather high-around 250 microseconds.
CPU(微秒)：执行sql语句消耗CPU的总时间(微秒级)。
CPU (microseconds) : The total CPU time (in microseconds) consumed to execute a SQL statement.
低吞吐量的平均延迟为大约40微秒，高延迟则为大约120微秒。
The average latency is around 40 microseconds at lower throughputs, rising to 120 microseconds at higher throughputs.
还有单位类似毫秒、微秒，有日、周、小时、世纪、月等，这些都是导出单位。
We have milliseconds, we have microseconds we have days, weeks, hours, centuries, months all derived units.
下表显示了不同的计算和统计收集设置的CPU成本（微秒每消息）。
The table below shows the CPU cost (in milliseconds per message) for different accounting and statistics collection settings.
更深入的是，对RUP的主要变更包含对开发过程的视图的更微秒的改变。
More pervasively, the primary changes to RUP consist of a more subtle change of perspective on the development process.
幸运的是，在现代的普通处理器上，这些操作只需几微秒就能计算出用户操作的影响。
Fortunately, with modern commodity processors, these operations take microseconds to calculate the impact of a user's actions.
测量任务放置了1000条消息，所以每条消息的CPU成本是52.3微秒。
The measurement job puts 1000 messages, so the CPU cost is 52.3 milliseconds per message.
当他们将两个时钟拿到一起比较时，飞机上的时钟确实较另一只慢了几毫微秒。
When they brought the clocks together and made a comparison, the clock on the plane was indeed a few nanoseconds slower than the other clock.
对限额的调度对应用程序性能的影响极小，其延迟可低至几百微秒，通常小于1毫秒。
The scheduling of quanta has an extremely low impact on application performance, with delays as low as hundreds of microseconds but typically less than 1 millisecond.
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