Course Content
VMware vSphere: Install, Configure, Manage Content
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Introduction to vSphere and the Software Defined Data Center
As a vSphere administrator, you must be familiar with the components on which vSphere is based. You must also understand the following concepts: Virtualization, the role of the ESXi hypervisor in virtualization and virtual machines Fundamental vSphere components and the use of vSphere in the software-defined data center Use of vSphere clients to administer and manage vSphere environments
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Virtual Machines
You can create a virtual machine in several ways. Choosing the correct method can save you time and make the deployment process manageable and scalable.
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vCenter Server
vCenter Server helps you centrally manage multiple ESXi hosts and their virtual machines. If you do not properly deploy, configure, and manage vCenter Server Appliance, your environment might experience reduced administrative efficiency or ESXi host and virtual machine downtime.
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Configuring and Managing Virtual Networks
When you configure ESXi networking properly, virtual machines can communicate with other virtual, and physical, machines. In this way, remote host management and IP-based storage operate effectively.
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Configuring and Managing Virtual Storage
Understanding the available storage options helps you set up your storage according to your cost, performance, and manageability requirements. You can use shared storage for disaster recovery, high availability, and moving virtual machines between hosts.
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Virtual Machine Management
Virtual machines are the foundation of your virtual infrastructure. Managing VMs effectively requires skills in creating templates and clones, modifying VMs, migrating VMs, taking snapshots, and protecting the VMs through replication and backups.
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Resource Management and Monitoring
Although the VMkernel works proactively to avoid resource contention, maximizing performance requires both analysis and ongoing monitoring. Developing skills in resource management, you can dynamically reallocate resources so that you can use available capacity more efficiently.
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vSphere Clusters
Most organizations rely on computer-based services like email, databases, and web-based applications. The failure of any of these services can mean lost productivity and revenue. By understanding and using vSphere HA, you can configure highly available, computer-based services, which are important for an organization to remain competitive in contemporary business environments. And by developing skills in using vSphere DRS, you can improve service levels by guaranteeing appropriate resources to virtual machines.
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vSphere Lifecycle Management
Managing the life cycle of vSphere involves keeping vCenter Server and ESXi hosts up to date and integrated with other VMware and third-party solutions. To achieve these goals, you must understand how to use the new features provided by vSphere Lifecycle Manager, namely, clusterlevel management of ESXi hosts and the vCenter Server Update Planner.
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VMware vSphere: Install, Configure, Manage
About Lesson

Migrating VMs with vSphere Storage vMotion

Learner Objectives

After completing this lesson, you should be able to meet the following objectives:

  • Explain how vSphere Storage vMotion works
  • Recognize guidelines for using vSphere Storage vMotion
  • Migrate virtual machines using vSphere Storage vMotion
  • Migrate both the compute resource and storage of a virtual machine

About vSphere Storage vMotion

With vSphere Storage vMotion, you can migrate a powered-on VM from one datastore to another.

 

Using vSphere Storage vMotion, you can perform the following tasks:

  • Move VMs off arrays for maintenance or to upgrade.
  • Change the disk provisioning type.
  • Change VM files on the destination datastore to match the inventory name of the VM.
  • Migrate between datastores to balance traffic across storage paths and reduce latencies.
  • Redistribute VMs or virtual disks to different storage volumes to balance capacity or improve performance.

vSphere Storage vMotion In Action

vSphere Storage vMotion uses an I/O mirroring architecture to copy disk blocks between the source and destination. Migrating VMs with vSphere Storage vMotion

Identifying Storage Arrays That Support vSphere Storage APIs – Array Integration

vSphere Storage vMotion offloads its operations to the storage array if the array supports VMware vSphere Storage APIs – Array Integration, also called hardware acceleration. Use the vSphere Client to determine whether your storage array supports hardware acceleration.

vSphere Storage vMotion Guidelines and Limitations

Guidelines:

  • Plan the migration and coordinate with administrators.
  • Perform migrations during off-peak hours.

Limitation:

  • Independent virtual machine disks must be in persistent mode.

Changing Both Compute Resource and Storage During Migration (1)

When you change both compute resource and storage during migration, a VM changes its host, datastores, networks, and vCenter Server instances simultaneously:

  • This technique combines vSphere vMotion and vSphere Storage vMotion into a single operation.
  • You can migrate VMs across clusters, data centers, and vCenter Server instances.

 

Migrating VMs with vSphere Storage vMotion

Changing Both Compute Resource and Storage During Migration (2)

Compute resource and storage migration is useful for virtual infrastructure administration tasks.

Task Benefit of Using vSphere Storage vMotion
Host maintenance You can move VMs from a host when you want to perform host maintenance.
Storage maintenance and reconfiguration You can move VMs from a storage device so that you can perform maintenance or reconfigure the storage device without VM downtime.
Storage load redistribution You can manually redistribute VMs or virtual disks to different storage volumes to balance capacity or to improve performance.

Review of Learner Objectives

After completing this Migrating VMs with vSphere Storage vMotion lesson, you should be able to meet the following objectives:

  • Explain how vSphere Storage vMotion works
  • Recognize guidelines for using vSphere Storage vMotion
  • Migrate virtual machines using vSphere Storage vMotion
  • Migrate both the compute resource and storage of a virtual machine
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