Part of the point of virtualization is that an application does not need to know whether it is running on a virtual system or on a physical system.
关于虚拟化的观点的一部分就是,一个程序不需要知道它是在一个物理系统上运行,还是在一个虚拟机系统上运行。
Number of virtual processors especially the number of CPU virtual processors should be in proper ratio with physical CPU in the system.
虚拟处理器的数目,特别是CPU 虚拟处理器的数目应该与系统中物理 CPU 成合适的比例。
It reports on all layers of file system utilization, including the Logical Volume Manager (LVM), virtual memory, and physical disk layers.
它报告文件系统的所有层的使用率,包括逻辑卷管理器(LVM)、虚拟内存和物理磁盘层。
Some system administrators run a single virtual server on a piece of physical hardware for ease of management.
一些系统管理员为了方便管理,他们在一块物理硬盘上使用单一的虚拟服务器。
Since automated deployment requests may be initiated by multiple sources, a mechanism must be employed to ensure that physical and virtual resources assigned to a system are unique.
因为多个来源都可能发出自动化部署请求,所以必须通过某种机制确保分配给系统的物理和虚拟资源是唯一的。
A cloud may have 100 CPU units available, but if the most powerful system in the cloud has only 20 physical CPU units, this becomes a limit for a virtual machine request.
一个云可能会具有100个可用的CPU单元,但是如果云中最强大的系统只有20个物理cpu单元,这将变成对虚拟机请求的限制。
When configuring IDS memory, we need to consider the total available memory, both physical RAM and virtual memory and daily load on the system.
在配置IDS内存时,我们需要考虑总的可用内存,包括物理ram、虚拟内存和系统上的日常负载。
Rather than designing a virtual system from the ground up, you can convert an existing physical system into a virtual system.
您不是从组中设计一个虚拟化系统,而是可以将一个已存在的物理系统转化为一个虚拟机系统。
The example in Figure 2 shows how several virtual systems can be hosted on a single physical system.
图2中的范例显示了可以位于单个物理系统上的一些虚拟化系统。
If the product is installed in a global physical system and the virtual instances are created inside, then there is no need to install the product inside each instance.
如果产品安装在一个全局物理系统中,并且在系统内部创建了虚拟实例,那么无需在每个实例中安装产品。
The physical memory that is mapped for the guest operating system is actually virtual memory mapped into the process.
映射给客户操作系统的物理内存实际上是映射给这个进程的虚拟内存。
Virtualization also works in the opposite direction; several physical systems can be combined to host a single virtual system.
虚拟化还可以以相反的方向运行;有些物理系统可以合并到单个的虚拟化系统上。
When running on a system with more process address space than physical memory, a memory leak or excessive use of native memory will force the OS to swap out some of the virtual address space.
在进程地址空间大于物理内存的系统中,内存泄漏或本机内存过度使用会迫使操作系统提供一些虚拟地址空间。
The virtual system appears just like a physical system to the application, and the details of the physical system that hosts the virtual system are hidden from the application.
对于应用来说,虚拟机系统看起来就像物理系统一样,运行虚拟机系统的物理系统的具体硬件信息对于应用程序来说被隐藏起来了。
When the application is running the Windows management system will distribute the data held by the application between physical memory (RAM) and virtual memory on disk.
当应用程序准备运行时,windows管理系统将在磁盘上的物理内存(RAM)和虚拟内存之间分配应用程序拥有的数据。
Because you are converting a physical system to a virtual machine, the device-image type is the better choice.
由于您要将一个物理系统转换为一个虚拟机,因此device - image类型是最佳选择。
With Clonezilla Live, you first create a system image from the physical server, then use the boot CD to restore the image onto the virtual machine's hard disk.
使用Clonezilla Live,首先从物理服务器创建一个系统映像,然后使用启动CD将映像恢复到虚拟机的硬盘中。
The Linux kernel operates in a virtual memory mode: for every virtual page there is a corresponding physical page of memory in the system.
Linux内核工作于虚拟内存模式:每一个虚拟页对应一个相应的系统内存的物理页。
Trend has also released today a new version of its Deep security product, a clientless security system for both physical and virtual servers.
Trend昨天还发布了其新版本的DeepSecurity产品,一款实体和虚拟服务器的免客户端安全系统。
When a customer is registered with the system, paying in cash involves exchanging physical money for the virtual sort, called “e-float”, which is credited to his mobile-money account.
当客户登记使用该系统支付现金时,需要以实物现金交换名为e-float【注3】的虚拟资金。
The operating system maintains a table of virtual address-to-physical address translations so that the computer hardware can respond properly to address requests.
操作系统维持着一个虚拟地址到物理地址的转换的表,以便计算机硬件可以正确地响应地址请求。
If your system already exists in the physical state, you will probably want to migrate from the physical environment to the virtual one.
如果您的系统已经拥有物理状态,那么将从物理环境迁移到虚拟环境中。
The virtual file system bridges the underlying disparate physical file system to the logical file system, providing a consistent directory tree hierarchy to the rest of the operating system.
虚拟文件系统建立了不同的基础物理文件系统到逻辑文件系统之间的桥梁,为操作系统中的其他部分提供了一致的目录树层次结构。
Each operating system USES its own virtual machine that cooperates with the hypervisor to arbitrate access to the physical hardware (see Figure 2).
每个操作系统都使用自己的虚拟机,虚拟机与管理器协作,从而决定对物理硬件的访问(见图2)。
This article has shown you how to complete a physical-to-virtual system migration using an image-based method and open source tools.
本文向您展示了如何使用基于映像的方法和开源工具完成物理-虚拟系统的迁移。
Compared with physical resources, virtual resources can recover faster after the crash because of the absence of hardware and operating system problems.
与物理资源相比,虚拟资源因其不存在硬件和操作系统方面的问题而能够在出现崩溃后更快地恢复。
IBM systems Director provides platform management of physical and virtual systems across multi-system environments which simplify virtualization.
IBMSystemsDirector提供跨多系统环境的物理和虚拟系统的平台管理。
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。
A virtual file system can be a physical file system, a network file system, or a logical file system (one that does not have a physical backing store, such as ramfs).
虚拟文件系统可以为物理文件系统、网络文件系统、或者逻辑文件系统(没有物理后备存储,如ramfs)。
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。
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