virtual machines

By comparing the results on the bare metal control machine with the load generating virtual machines, you can decide what is an acceptable margin of error for the results coming from the virtual machines.

通过对比裸机控制机器上的结果与负载生成虚拟机，您可以断定，对于来自虚拟机的结果，可接受的误差幅度是多少。

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If your virtual computing device is in contention with other virtual machines for real physical computing resources, it is possible that the fidelity of the response time measurements you make during load testing are in jeopardy.

如果虚拟计算设备与其他虚拟机争用真实的物理计算资源，那么在负载测试期间执行的响应时间度量的精确性可能值得怀疑。

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This means that the root user password for all deployment manager virtual machines deployed from this pattern will utilize the same password.

这意味着从此模式部署的所有部署管理器虚拟机的根用户密码都将使用相同的密码。

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For example, you might choose to allow the results from the virtual machines to vary within 10 percent of the results from the bare metal control machine.

例如，您可以选择允许来自虚拟机的结果与来自裸机控制机器的结果存在10%的偏差。

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The IaaS security policy focuses on accessing and protecting data and managing virtual machines.

IaaS安全策略关注于访问和保护数据以及管理虚拟机。

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Workload Deployer then provisions these virtual machines and adds them as nodes to the deployed environment.

然后，Workload Deployer将提供这些虚拟机，将它们添加为已部署环境的节点。

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Aeolus is an open source project intended to provide solutions for managing packs of virtual machines across various private and public clouds.

Aeolus是一个开源项目，专注于提供跨多种私有云和公共云平台的管理虚拟机的解决方案。

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According to the solution, I design and develop an automation test tool based on central management of distributed virtual machines.

文中设计实现了一种基于分布式虚拟机中心管理的自动化测试工具。

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It supports live migration of virtual machines from system to system in real time and high availability features.

它支持系统与系统之间虚拟机实时地动态迁移以及高可靠性的特性。

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Gracias greatly improves the graphics processing power of virtual machines through graphics card direct assignment, breaks the bottleneck of traditional desktop virtualization technology, at the mean time provides a new usage model for end users.

Gracias系统通过显卡直接分配技术大幅提升了虚拟化系统的图形处理能力，突破了传统虚拟化技术在桌面应用上的瓶颈，并由此提供了一种一机双用的新型用户应用模式。

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Hub and nodes can run on different virtual machines.

Hub和节点可以运行在不同的虚拟机当中。

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Systems that run a large number of homogeneous virtual machines benefit most from this form of memory sharing.

运行大量相同虚拟机的系统从这种内存共享方式中获益最大。

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In this article, the author explains how to craft a cloud security policy for managing users, protecting data, and securing virtual machines.

在本文中，作者解释如何制定用来管理用户、保护数据和保护虚拟机的云安全策略。

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To use ping and traceroute, you need to know the network settings of the virtual machines in our pattern instances.

要使用ping和traceroute，需要了解模式实例中虚拟机的网络设置。

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In a badly managed virtualized environment, virtual machines can share the host's resources indiscriminately.

在管理糟糕的虚拟化环境中，虚拟机可任意地共享主机的资源。

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Gerrit noted that there are a few problems with virtual machines.

Gerrit注意到采用虚拟机存在几个问题。

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The concept that defines a virtualized database server makes use of these advantages, especially where an existing database tier of a software application that has been designed to be used in a conventional data center can be directly ported to virtual machines in the public cloud.

定义虚拟化数据库服务器的概念充分利用了这些优势，特别是当软件应用程序的现有数据库层可直接导入公共云中的虚拟机时，这些软件应用程序是专为在传统数据中心使用而设计的。

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The masses of Java virtual machines ( JVM ) are implemented in software.

目前的 Java 虚拟机大多由软件实现.

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To have more control over which VMs get migrated, click the Virtual machines twisty to expand the list of VMs.

要进一步控制哪些VM将被迁移，请单击Virtual machines折叠符号展开VM列表。

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Just like ordinary computers in a physical test lab, virtual machines might be used by individuals during work hours and assigned to nightly regression tests during off hours.

就像物理测试实验室内普通的计算机，虚拟机可以供个人在工作时使用，并在下班时分配用于夜间的回归测试。

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The jps utility lists the virtual machines for the current user on the target system.

jps工具为目标系统的当前用户列出虚拟机。

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In the process, testers can hardly know or control virtual machines centrally. When the number of virtual machines is huge, to implement similar test task in these virtual machines brings duplication and low-efficiency.

这样的流程使测试人员不能集中了解并控制虚拟机的运行；并且在数量很大的虚拟机环境中执行相同的任务时，重复性高，效率低。

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It is used to collect and parse data of virtual machines with different workloads.

演示了利用Exentrace在不同负载的虚拟机上收集、分析数据。

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IBM Workload Deployer automates the deployment, configuration, and integration of the various virtual machines that make up your environment and it delivers the completed product in a matter of minutes.

IBM Workload Deployer会自动对环境中的各种虚拟机进行部署、配置和集成，并在数分钟内交付完整的产品。

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Create and install virtual machines for free and install junk program, games, etc into the virtual machines instead of the host operating system.

安装使用免费的虚拟机软件来安装垃圾软件，游戏等等而不是安装在主系统上。

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A cloud security policy focuses on managing users, protecting data, and securing virtual machines.

云安全策略主要关注用户管理、数据保护和虚拟机保护。

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Even in local network settings, virtualization drives storage into the network to support more mobile virtual machines.

甚至在本地网络设置中，虚拟化驱动存储进入网络，来支持更多的移动虚拟机。

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Virtual storage adapters also cannot be moved, unless the virtual machines are shut down.

虚拟存储适配器也无法移动，除非关闭虚拟机。

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The IBM Cloud provides a self-service portal to give you rapid access to virtual machines with options for storage

IBM Cloud提供了一个自助服务门户，使您可以通过下列存储选项快速访问虚拟机

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Virtual image collections and virtual machines collections are not covered in this article

本文未给出虚拟映像集合和虚拟机集合

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