Available virtual address space.
可用虚拟地址空间。
That’s it for virtual address space layout.
该图呈现了虚拟地址空间的管理方式。
All it knows about is its own virtual address space.
它只知道自己的虚拟地址空间。
Similarly, typing the name of a symbol returns its virtual address.
同样，输入符号名则返回其虚拟地址。
If you use it, then Lotus Domino has less virtual address space to use.
如果使用它，那么LotusDomino可用的虚拟地址空间就少了。
Each process in the system has its own virtual address space.
系统中每个进程都有它自己的虚拟地址空间。
Thus a portion of the virtual address space must be reserved to the kernel.
也就是说，操作系统内核将保留一部分虚拟地址空间。
However, running programs in a virtual address space has an associated cost.
然而，在虚拟地址空间中运行程序也会带来相应的成本。
This mechanism is often referred to as virtual memory and virtual address Spaces.
该机制通常称为虚拟内存和虚拟地址空间。
The output begins by showing an index into the virtual address space for the process
输出中首先给出进程虚拟地址空间的索引
The number of page table entries is proportional to the size of virtual address space.
页表的数量与虚拟地址空间的大小成比例。
On other platforms, you need to use the operating system imposed virtual address space size.
在其他平台上，需要使用操作系统决定的虚拟地址空间大小。
Address: In hexadecimal format, relative to the start of the process's virtual address space.
address：十六进制格式，相对于进程虚拟地址空间起始位置的偏移量。
For a variety of reasons, most modern operating systems run programs in virtual address space.
由于各种各样的原因，大多数现代操作系统都是在虚拟地址空间中运行程序的。
TLB is the cache holding the mapping information from the virtual address to the physical page in memory.
TLB缓存包含从虚拟地址到内存中物理页面的映射信息。
Shared memory allows multiple processes to map a portion of their virtual address to a common memory region.
共享内存允许多个进程将它们的部分虚地址映射到一个公用的内存区域。
Currently, Linux on POWER allows 4gb for the kernel and up to 4gb virtual address space for user applications.
当前，POWER上的Linux允许内核使用4gb虚地址空间，允许用户应用程序使用最多4gb虚地址空间。
A DMA request always involves moving data between the SPE local store and a virtual address space on the PPE side.
dma请求通常会涉及数据在SPE本地存储与ppe端虚拟地址空间之间进行移动。
The hypervisor converts a virtual address to a system-wide physical address using the global partition page tables.
Hypervisor使用全局分区页表将虚拟地址转换为系统范围的物理地址。
Regions in a process's virtual address space can be mapped to physical memory, to a file, or to any other addressable storage.
进程的虚拟地址空间中的区域可被映射到物理内存、文件或任何其他可寻址存储。
When address translation is turned on, the VMM requests the hypervisor to convert a virtual address to a correct logical address.
当开启地址转换时，VMM将请求Hypervisor将虚拟地址转换为正确的逻辑地址。
The VirtualQueryEx function provides information about a range of pages within the virtual address space of a specified process.
该函数提供了指定进程的虚拟地址空间的一定页面范围内的信息。
Every time a memory location is addressed for program instructions or data, a virtual address is translated into a physical or real memory address.
每次为程序指令或数据处理内存位置时，都需要将虚拟地址转换成物理(或实际)内存地址。
The operating system updates the mapping of virtual to physical addresses, so that the requested virtual address can be mapped to a physical address.
操作系统随即更新地址映射，以便被请求的虚拟地址能映射到物理地址。
When a program tries to access memory using a virtual address, the OS in combination with on-chip hardware maps that virtual address to the physical location.
当程序尝试使用虚拟地址访问内存时，操作系统结合片上硬件将该虚拟地址映射到物理位置。
When a program tries to access memory using a virtual address, the OS in combination with on-chip hardware maps that virtual address to the physical location.
当程序尝试使用虚拟地址访问内存时，操作系统结合片上硬件将该虚拟地址映射到物理位置。
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