维护中央数据库，告诉您用户在任何给定时间连接到的服务器。
Maintain a central database that tells you which server a user is connected to at any given time.
本文认为，序列与序列之间的连接可以有以下几种方式，即时间连接、空间连接、因果连接，此外，还应该有联想式连接等。
This thesis holds that the linking between different serial contents can be realized by several means, namely, the linking by time, by space, by cause and effect, and by association.
对于iPhone，这些网络可能比AT&T 的数据网络提供更快的连接速度和更长的电池续航时间。
With the iPhone, those networks may provide faster connections and longer battery life than AT&T's data network.
风险在于，互联网的高速连接会减少我们的注意力持续时间，从而导致我们不能阅读长篇论著，或是需要高度集中注意力的书籍。
There is the danger that the high-speed connectivity of the Internet will reduce our attention span—that we will be incapable of reading anything of length or which requires deep concentration.
一个有趣的转折显示连接城市的停留时间。
An interesting twist is showing layover time in connecting cities.
在我们的应用程序中，用户输入的日期和时间被连接成一个字符串，转换成字节，然后被存储。
In our application, the date and time entered by the user are concatenated into a string, converted into bytes, and stored.
请注意，更多的连接意味着更多的内存。还要注意，打开/关闭连接将消耗CPU时间。
Please note that more connections means more memory and also note that opening/closing a connection consumes CPU time.
建立客户机到服务器的新连接会耗费很多时间。
Establishing a new connection from a client to a server takes significant time.
除显著的体重问题外，大部分物体是他生活中一个地方或人或时间的连接。
Besides the obvious problem of weight, most objects are also a connection to another place or person or time in his life.
连接组件的箭头显示事务流逝时间。
Arrows that connect component to component show the transaction elapsed times.
对于连接池管理来说，随着时间的推移，连接开始变得陈旧，这时的碎片将成为开发者最大的忧虑。
Fragmentation is a developers largest concern in regards to connection pool management as connections tend to become stale over time.
第一次连接开始时间：这是发给数据服务器的第一个连接请求的时间。
First connection start time - This is the time of the first connection request made to the data server.
返回的信息可用于对网络(套接字连接响应时间)性能和网络故障原因代码进行分析。
Information returned can provide insight into the performance of the network (socket connect response time) and network failure reason codes.
调整混合轮询时间，以让连接尽可能多地关闭。
Tune your hybrid polling times to keep connections closed as much as possible.
第一次连接时间：表示某个客户端实例发出的第一此连接请求的时间。
Time of first connection - Indicates the time of the first connection request for the given client instance.
高速缓存连接通过避免与数据库连接的时间(除了第一次)减少了设置时间。
Caching the connection reduces the setup time by avoiding the time to connect to the database (except for the first time).
作为替代，代理服务器可以被配置为断开保持了一定时间的HTTP连接。
Alternatively, the proxy server may be configured to disconnect HTTP connections that are kept open for a certain amount of time.
连接池最长等待时间：显示应用程序阻塞，等待连接池连接的最长时间。
Maximum connection wait time - Shows the maximum time that an application was blocked waiting for a connection from the pool.
此外，我们改进了该工具，使它能够更好地区分首次连接时间和获取页面的所有对象所需的时间。
In addition, we enhanced the tool to better distinguish between the initial connection time and the time it takes to retrieve all the objects on the page.
这些任务包括轮转日志文件以避免装满文件系统、备份数据和连接时间服务器来执行系统时间同步。
These include rotating log files so filesystems do not become full, backing up data, and connecting to a time server to keep your system time synchronized.
最大空闲时间：连接池中的连接被物理关闭前能保持空闲的最大时间。
Max idle time: the maximum time a connection may sit idle in the pool before being physically closed.
图6显示周期性地出现连接时间较长的现象。
例如，监视应用程序的响应时间和连接到Web服务器的数量，应用程序服务器可以在问题发生前向您预警。
For example, watching application response time and the number of connections to the Web server and application server can warn you of problems before they happen.
要创建表示用户第一次连接时间的变量，使用以下语句。
To create a variable that indicates the time when the user first connects, use the following statements.
使用的平均连接：显示在时间间隔内使用的平均连接数。
Average connections in use - Shows the average number of connections used across the time interval displayed.
这样就可以跟踪连接数据库需要的时间(通常这实际是从池中得到连接所需要的时间)。
This lets me track the time required to connect to the database (often this is really the time required to get a connection from a pool).
可以根据业务对象类型、时间戳和连接器ID 来筛选事件。
The events can be filtered by business object type, time stamp, and connector ID.
因为其他组件只对连接占用很短的时间，因此这种延迟通常较短。
Because other components work for only a short time with a connection, this delay is usually short.
这是因为一些数据库被配置为会杀掉长时间空闲的连接，网络或数据库相关的异常也可能会杀死连接。
This is because some databases are configured to kill long idle connections and a network or database related exception may also kill a connection.
您可以容易地使用一个秒表来度量它装载一个中等大小的文档所需的时间，即使在连接到本地数据库的快速硬件上也要花很长的时间。
You can easily use a stopwatch to measure the time it takes to load a medium-sized document, even on fast hardware connecting to a local database.
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