分析了在现行石油钻井资料中钻井时间统计方面存在的问题。
The problems in current statistical methods to count the drilling time in petroleum drilling reference are analyzed.
上面输出的最后一部分给出了详细的操作时间统计数据，该操作在本例中就是数据库查询。
The last part of the output above gives you the detailed time statistics of the operation, which in this case is the database query.
这将造成访问信息的丢失，给今后的分析工作(如访问时间统计、用户会话识别等)带来困难。
That brings difficult to some analysis work such as calculating users to tal visit time or recognizing custom conversations.
如果我们收集完成每个TaskHandler . run调用的时间统计信息，我们可以看到JVM和应用程序设计引入了多少易变性。
If we collect statistics on The Times to complete each TaskHandler.run invocation, we can see how much variability is introduced by the JVM and by the application's design.
即便经济已经开始复苏，仍要过一段时间官方统计数字才能确认这一点。
Even if the recovery is under way, it may be some time before the official number crunchers confirm it.
响应时间上较少的统计波动将产生更稳定的终端用户体验。
Less statistical fluctuation in response time produces a more consistent end user experience.
这仅仅是他们花费在漫长谈判的一小部分时间——最终统计是超过了100个小时。
Partly, that is down to the inordinate amount of time they spent talking-more than 100 hours, in the end.
用户只收集一部分数据可能会造成不一致的统计数据，例如，在不同时间分别收集表和索引统计数据。
Inconsistent statistics may be caused when users collect the partial statistics, for example collecting table and index statistics individually, at different points in time.
这个值包含调整内存堆大小花费的时间和收集调优决策所需的统计数据花费的时间。
This value includes the time spent resizing the memory heaps and the time spent collecting statistics to make the tuning decision.
然而，即使官方统计低估通胀，随着时间变化，通胀变化仍然不失为一有效指标。
However, even if the official measure understates inflation, the changes in it may still be a fair gauge over time.
在脚本中，可以使用这个值通过谓词分别统计素数和非素数花费的时间。
When it comes to scripting, you can use the value to count the time taken for primes and non-primes by using predicates.
一旦选择了想要的时间间隔，就会显示此段时间内的性能统计数据。
Once the desired time interval is selected, performance statistics representing that time are displayed.
智能统计可以极大地缩短对大型系统更新统计数据所需的时间。
The effect of smarter statistics can be quite profound on the amount of time it takes to update statistics on large systems.
而任何的打扰，不管是一封Email，一个电话，或者是一次起身走动，都会打破这个流，并且需要时间(根据统计平均需要15分钟)来重新回到流中。
But any interruption, whether it's an E-mail, a phone call, or a walk-up, will break this flow and it takes time (15 minutes on average based on the statistics) to get back into the flow again.
其中包括计数、总时间、最大时间的统计值，还有重设操作，这个接口是PerfStats接口的子集。
This consists of the statistics values for counts, total time, maximum time, and the reset operation, which is a subset of the PerfStats interface.
添加每一个虚拟用户之间的延迟时间(单位是微秒)、用户“思考时间”和统计级别的设置。
Add delay time (in milliseconds, or ms) between each virtual user, user "think time," and statistical-level Settings.
一段时间之后，随着表和数据发生更改，目录统计信息可能会过时。
Catalog statistics can become stale over time as changes to the table and the data occur.
每个条目显示调用函数的次数和关于函数调用的处理时间的统计数据。
Each entry shows the number of times that the function was called and statistics on the processing time for the function call.
视图显示应用程序执行时间的统计结果(见图22)。
The execution statistics view displays statistics about the application execution time (Figure 22).
只有在给定时间内完成的事务才能包括在吞吐量统计中，因此性能指标是吞吐量和平均响应时间指标的有效组合。
Only transactions that complete within a given time are included in the throughput count, so the performance metric is effectively a combined throughput and mean response time metric.
由于该接口在所有设备中保持一致，您可以跨多个主机使用相同方法来获取正常运行时间、网络统计数据、磁盘空间甚至进程监视信息。
Because the interface is consistent across all the devices, you can get uptime, network statistics, disk space, and even process monitoring using the same methods across multiple hosts.
此外，请注意显示在表描述符底部的统计信息收集的时间戳，其显示了一个相对于本次查询时间的最新日期。
Also, notice that the timestamp for the statistics collection displayed at the bottom of the table descriptor shows a very recent date relative to the time this query is explained.
它提供了有关JVM的详细信息，包括总的运行时间、线程信息、装载的类、内存统计信息、垃圾收集和操作系统信息。
It provides detailed information about the JVM, including total uptime, threading information, classes loaded, memory statistics, garbage collection, and operating-system information.
PTT工具收集在用户指定时间间隔内运行的所有进程的统计数据。
The PTT tool collects statistics on all processes that run during a user-specified interval.
这些编译统计数字随着时间的流逝一直持续下降，而且，以系统的形式来发布这些结果使得所取得的进展一目了然。
These compile statistics consistently dropped over time, and releasing these results in a systematic way made it obvious how much progress was being made.
对统计学家更不利的是，时间越久记忆错误越多。
Ominously for the statisticians, the recall errors of those with tumours increased with time.
智能统计特性避免了不必要的统计更新操作，因此缩短了系统的统计维护时间。
By avoiding any unnecessary statistics updates, the smarter statistics feature reduces the time it takes to do statistics maintenance on your system.
没有设置最短的时间间隔，而是通过可用内存统计信息的变化得出。
The period of time for the shortest intervals is not set but is derived by the variance of the free memory statistics.
这个命令显示与大页面部分相关的统计数据，时间间隔为10秒。
This command displays the large page section-related statistics, at 10-second intervals.
这个命令显示与大页面部分相关的统计数据，时间间隔为10秒。
This command displays the large page section-related statistics, at 10-second intervals.
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