What are the things to take care when waiting for a blocked I/O operation ?
允许进一步等待I/O 完成的情况下，该注意那些事?。
The user-mode application requests to read/write from some device, i. e. makes I/O operation.
的用户模式应用程序请求读取某些设备/写，即让I /O操作。
So, if a thread is blocked in an I/O operation on a channel, another thread can close that channel.
所以，如果一个线程在某条通道的I/O操作上阻塞时，那么另一个线程可以将这条通道关闭。
res is the usual result of an I/O operation: the number of bytes transfered, or a negative error code.
res是IO操作的通常结果：传输的字节数，或者负值的错误码。
You can perform the snapshot operation on a live file system, as it will automatically freeze I/O operations while the image is taken.
可以在活动的文件系统上执行快照操作，因为它在创建映像时将自动冻结I/O操作。
The I/O module was also designed to provide high-level instruction set, which greatly simplified the I/O operation of RF IC cards.
模块设计有用户高级读写指令，极大地简化了应用系统对射频卡的操作；
The USB keyboard driver will be implemented when the virtual keyboard driver is combined with the process to deal with USB keyboard's I/O operation.
将对USB键盘进行输入输出的过程和虚拟键盘驱动程序相结合，就实现了一个真正的USB键盘驱动程序。
These algorithms take into account load statistics based on the number of currently outstanding I/O operations of the server adapters in selecting the next path for an I/O operation.
根据在为I/O操作选择下一个路径时服务器适配器当前杰出 I/O操作的数量，这些算法会考虑到加载统计数据。
The new architecture of embed browser lower-layer successfully decoupled the executing relationship between lower-layer modules, and improved the efficiency of network I/O operation.
在此基础上设计并实现的浏览器底层架构，有效减少了各个模块之间互相牵制的可能性，提高浏览器网络I/O操作的效率。
The PostQueuedCompletionStatus function allows an application to queue its own special-purpose I/O completion packets to the completion port without starting an asynchronous I/O operation.
PostQueuedCompletionStatus函数允许应用程序可以针对自定义的专用I/O完成包进行排队，而无需启动一个异步I/O操作。
The overall buffer size has a significant effect on DB2 performance, because a large number of pages can significantly reduce I/O, which is the most time-consuming operation.
整个缓冲区大小对DB2性能有巨大影响，这是因为大量的页可以显著地减少I/O这一最耗时的操作。
This input/output (I/O) operation is time-consuming, compared with the amount of time required to access data that’s already in computer memory.
与访问已经在计算机内存中的数据相比，这种输入/输出 (I/O)操作非常耗时。
The I/O write operation on the source database can be suspended from the CLP (Command Line Processor) using the db2 set write command.
源数据库上的I/O写操作可以在 CLP（Command Line Processor，命令行处理器）中使用db2setwrite 命令挂起。
The string version of concatenation requires strings you want to join to be copied to a new location, which is an o (n) operation.
String版本的连接操作要求将需要连接的两个字符串复制到新位置，这是一种O (n)操作。
The rope counterpart simply creates a new concatenation node, which is an o (1) operation.
rope版本的连接操作则只是创建一个新的连接节点，这是个o(1)操作。
Recall that returning a single character at an arbitrary position within a rope is an o (log n) operation.
返回rope内任意位置字符的操作是个o (logn)操作。
What is important is that the algorithm guarantees that after a sequence of operations the expensive operations will be amortised and thereby rendering the entire operation O(1).
重要的是，算法保证在一系列的操作之后，耗时昂贵的操作时间被分摊，从而使整改操作的时间复杂度为O（1）。
The restriction to constant labels enables the branch computation to be an o (1) operation rather than an o (n) operation.
常量标签的限制使分支计算成为了一种O(1)运算，而不是O (n)运算。
According to the factors of operation pressure, medium and temperature, the specification and outside dimension of hollow metal O-ring, the detailed dimension of sealing groove were determined.
设计时应根据操作压力、介质和温度等条件确定金属空心o形圈的外形尺寸和规格，然后进行矩形槽的设计。
The circuit is simple and convenient for operation, it not only develops system I/O interface, but also realizes mailbox function.
该电路结构简单、操作方便，既可满足系统I／O扩展，又能兼顾邮箱功能实现。
The characteristics and operation situation of the modified A2/O process used in Xi an Wastewater Treatment Plant are introduced.
介绍了西安市污水处理厂改良A2/O工艺的特点及运行状况。
The displacement operation for mathematical morphology is analyzed . Combined the streamlined operation of TMS320C32 DSP with I/O concurrent mode, a fast algorithm for morphology is carried out.
分析了数学形态学的位移运算，结合TMS320C32DSP的流水线操作和I/O并发模式完成了形态学的快速算法。
The reaction system and operation conditions for the oxidation of rifamycin B to rifamycin o were studied.
对利福霉素B氧化生成利福霉素o的反应体系和操作条件进行了实验研究。
Presently, most operation systems supply synchronous method to implement I/O requests, but in this case blocked processes and handling interrupts produce negative performance.
目前的操作系统通常支持同步处理I/O请求，但因此产生的进程的阻塞和中断响应处理将对服务器处理I/O请求的效率产生负面影响。
Design according to F. O. tank protection requirements. use single handlebar operation to achieve Dynamic Position.
按燃油舱保护的要求设计，单手柄操作动力定位。
This method approaches an o (1) operation.
这个方法是一个O(1)操作。
The fulfillment of the heating furnace's integrated technical indicators, the operation of the heating furnace and the heat balance results o...
文章对不锈钢加热炉的综合技术指标实现及加热炉生产运行、炉子热平衡结果进行了分析评述。
If you access elements by index, a linked list is not a good solution: you have to traverse the list from the beginning, so it is an o (n) operation.
如果你访问元素的索引，一个链表是不是一个好办法：你必须遍历列表的开始，所以这是一个O (n)的操作。
To make clear operation rules & character ist ic of different category fans series, this study select "Exhaust characteristic o."
为了弄清异类风机串联时的性能特点和运行规律，本课题选择“横流风机与离心风机串联排气特性”为研究的对象。
To make clear operation rules & character ist ic of different category fans series, this study select "Exhaust characteristic o."
为了弄清异类风机串联时的性能特点和运行规律，本课题选择“横流风机与离心风机串联排气特性”为研究的对象。
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