虚拟处理器可以执行并行处理。
图40显示虚拟处理器的图形示例。
虚拟处理器可以节约内存和资源。
所分配的这部分物理处理器称为虚拟处理器。
This partial physical processor that is allocated is called a virtual processor.
图13显示上述所有虚拟处理器的详细信息。
Figure 13 displays the details of all the above mentioned virtual processors.
通过用于虚拟处理器的私有内存缓存改善并发性。
Improved concurrency with private memory caches for virtual processors.
因此，每个物理处理器内核可提供两个虚拟处理器。
As a result, two virtual processors represent each physical processor core.
该命令将向数据库服务器添加4个CPU虚拟处理器。
This command will add 4 CPU virtual processors to the database server.
图2展示了客户机应用程序与虚拟处理器之间的关系。
Figure 2 illustrates the relationship of client applications to virtual processors.
少数几个虚拟处理器服务大量客户机应用程序或查询。
A small number of virtual processors serve a much larger number of client applications or queries.
oninit进程又称为虚拟处理器，组成了IDS。
The oninit processes known as Virtual processors, make up the IDS.
LPAR3中的每个虚拟处理器都有0.75的处理能力。
其结果是，每个物理处理器内核将由两个虚拟处理器表示。
The end result is that each physical processor core is represented by two virtual processors.
此区域提供有关IDS数据库提供的各种虚拟处理器的信息。
This section provides information on the various virtual processors as provided by the IDS database.
从aix 5.4ML3开始，AIX引入了虚拟处理器合并。
Starting with AIX 5.4 ML3, AIX introduced virtual processor folding.
从OS 的角度来看，AIX 把虚拟处理器当作真实的CPU。
Virtual processors are what AIX sees as being actual CPUs from an OS standpoint.
虚拟处理器对数据库服务器的作用类似于 CPU 对计算机的作用。
The way virtual processors function to database server is similar to the way that a CPU functions in a computer.
在配置和调优虚拟处理器时，我们需要在脑海里勾画出整个系统的图像。
When we configure and tune virtual processors, we need to have the picture of our whole system in mind.
每个虚拟处理器的容量可以从物理处理器的10%到整个物理处理器。
Each virtual processor has capacity ranging from 10 percent of the physical processor up to the entire physical processor.
此外，虚拟处理器的数量限制了某个LPAR所能使用的物理处理器数量。
Also, the number of virtual processors limits how many physical processors an LPAR can use.
清单1给出了这个分区在添加虚拟处理器之后lparcfg文件的内容。
Listing 1 shows the lparcfg file for the partition after adding the virtual processor.
分区文件还指定了最小和最大内存量，以及虚拟处理器的数量和处理器权限。
The partition profile also specifies the minimum and maximum amount of memory, and number of virtual processors and processor entitlement.
在使用KAIO 时，建议在不同的虚拟处理器上运行poll线程。
When using KAIO, it is recommended that you run poll threads on separate virtual processors.
例如，假定一个虚拟处理器持有一个锁，并且它没有足够的周期来释放这个锁。
For example, assume one virtual processor is holding a lock and does not have enough cycles to release that lock.
剩余的 1.5单元则分配给 LPAR3，LPAR3有两个虚拟处理器。
The remaining 1.5 units are allocated to LPAR3, which has two virtual processors.
例如，如果您为该LPAR分配2.5个处理单元，则最低虚拟处理器数量为3。
For example, if you have assigned 2.5 processing units to the LPAR, the minimum number of virtual processors is three.
您可以使用环境变量KAIOON来控制分配给每个CPU虚拟处理器的请求数量。
You can use the environment variable KAIOON to control the number of requests allocated per CPU virtual processor.
它还可以根据需要使用第二个虚拟处理器的其余一半以及第三个虚拟处理器的全部。
It also has the ability to consume the second half of the second and all of the third virtual processors based on demand.
因此，在POWER 5中引入了PUR寄存器，用于存储各个虚拟处理器实际使用的周期。
Hence, the PUR register, introduced in POWER5, stores the actual cycles consumed by each virtual processor.
IDS的基本体系结构包括三个主要组件：数据存储器、内存结构和后台处理器或虚拟处理器。
Basic IDS architecture has three major components; data storage, memory structure and background or virtual processors.
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