Virtual I/O lowers costs and enables simplified server management by using fewer cards, cables, and switch ports, while still achieving full network I/O performance.
由于使用更少的卡、线缆和交换机端口，虚拟I/O可以降低成本并简化服务器管理，同时仍然实现出色的网络 I/O 性能。
The asynchronous I/O allows applications to read and write data without blocking.
异步I/O让应用程序能够在不阻塞的情况下读写数据。
virtio is an input/output (I/O) para-virtualization framework for Linux that simplifies and expedites I/O traffic from a VM to a hypervisor.
virtio是一个Linux 的输入/输出（I/O）准虚拟化框架，它简化并加快了VM到管理程序的 I/O通信。
Under the ship, he printed in big red letters: C-O-N-G-R-A-T-U-L-A-T-I-O-N-S!
在船下面，他用红色大字写着：C-O-N-G-R-A-T-U-L-A-T-I-O-N-S！
In our fourth evaluation, we analyzed the disk I/O for each of the workloads.
在第四个评估场景中，我们分析了不同工作负载下的磁盘输入/输出。
And I heard, but I understood not: then said I, o my Lord, what shall be the end of these things?
我听见这话，却不明白，就说：“我主啊！这些事的结局是怎样呢？”
The system is composed of industrial PC, DMC300 motion controller, discharge status checking card, A/D card, I/O card and pulse power.
该系统由工业PC，DMC300运动控制器，放电状态检查卡，A/D 卡，I/O 卡和脉冲电源组成。
The reduction in disk I/O reduces execution time.
磁盘I/O 的减少也减少了执行时间。
Do you use kernel threads to run I/O requests?
你使用内核线程来运行I/O请求吗？
Virtual I/O Server hosts logical I/O devices to the partitions, such as virtual SCSI disks and virtual Ethernet.
虚拟I/O服务器将逻辑 I/O设备分配给分区，如虚拟SCSI磁盘和虚拟以太网。
Due to the very I/O intensive nature of these commands, they could impose a slight performance impact to I/O on the system.
由于这些命令具有I/O密集的特性，因此它们会对系统上的 I/O造成微小的性能影响。
These events include PCI I/O adapter slot changes.
这些事件包括PCI I/O适配器插槽的变化。
The network layer displays times spent waiting on network I/O.
网络层显示了花费在等待网络I/O上的时间。
The AIX kernel enables the asynchronous I/O components.
AIX内核启用异步I/O组件。
Turning on asynchronous I/O really helps in database environments.
对于数据库环境，启用异步I/O的确可以起到帮助作用。
NIO's nonblocking I/O mechanism is built around selectors and channels.
NIO 的非阻塞I/O机制是围绕选择器和通道构建的。
Optimizing server performance: I/O subsystems
优化服务器性能：I/O子系统
This reduces the disk I/O and significantly improves the performance and throughput.
这会减少磁盘I/O并显著提升性能和吞吐量。
The traditional limiting factors for scalability are access to CPU, memory, and I/O.
可伸缩性的传统制约因素是对CPU、内存和I/O的访问。
So several factors can cause slowdowns: the CPU is busy, the application is doing too much I/O, it is waiting for I/O to complete, or some combination.
所以有多个因素可能导致速度降低：CPU繁忙、应用程序做的I/O过多、等待 I/O完成或上述情况的某种组合。
Performing I/O from a guest operating system is provided with QEMU.
在客户操作系统上执行I/O 的功能是由QEMU提供的。
This is achieved through virtual adapters implemented through a Virtual I/O Server.
通过由虚拟I/O 服务器实现的虚拟适配器，可以完成这个任务。
The number of I/O Servers is configurable as a parameter in DB2.
可以将I/O服务器的数目配置为DB2中的参数。
This helps you determine, for example, which SQL statement is causing high I/O times.
例如，这可以帮助您确定哪个SQL语句导致高I/O时间。
Page level sampling reduces I/O significantly since it reads only a percentage of the data pages.
而页级的抽样则可以显著减少I/O，因为它只读取一定百分比的数据页。
They spend tremendous amounts of time and money designing and optimizing applications for efficient I/O.
为了取得高效的I/O，他们花费大量的时间和金钱来设计和优化应用程序。
This parameter, a database configuration parameter, specifies the number of I/O servers for a database.
该参数是一个数据库配置参数，用于指定数据库的I/O服务器的数目。
Note that the chunk flags that used to be in position 5 (for concurrent I/O and direct I/O, respectively) have been shifted into position 6.
注意，之前在位置5 处的块标志（分别用于并发I/O和直接 I/O）移到了位置 6。
The large spike in the I/O Bytes History graph represents the disk I/O required to read the 14MB file.
I/OBytesHistory图表中的大型峰值表示磁盘 I/O要读取那个14MB文件。
This includes I/O virtualization (VIO), storage virtualization (SVC), and, of course, CPU virtualization.
这包括I/O虚拟化 (VIO)、存储虚拟化 (SVC)和CPU 虚拟化。
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