VMware vSphere 6 Foundations: Adding a VM to a Resource Pool

Which Statement Is True When Adding a VM to a Resource Pool?

Question

Which statement is true when adding a VM to a Resource Pool?

Answers

Explanations

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A. B. C. D.

A.

When adding a virtual machine (VM) to a resource pool in VMware vSphere, the following changes may occur:

A. The VM share value (%Shares) adjusts to the Resource Pool: Resource pools allow you to manage the allocation of resources (CPU, memory, and storage) to a group of VMs. Each resource pool has a set of shares, which determines the priority of the resource allocation when contention occurs. By default, when a VM is added to a resource pool, its share value (%Shares) is adjusted to the resource pool's share value. So, if the resource pool has a higher share value than the VM, the VM's share value will increase, and if the resource pool has a lower share value, the VM's share value will decrease.

B. The VM share value (%Shares) remains unchanged: If you manually set the VM's share value, it will not change when you add the VM to a resource pool. The VM will continue to have the same share value as before.

C. The VM limit changes: Resource pools also allow you to set limits on the amount of resources that can be allocated to a group of VMs. When you add a VM to a resource pool, the VM's limit may change based on the limits set at the resource pool level. For example, if the resource pool has a memory limit of 8GB, and the VM's current memory limit is 12GB, the VM's limit will be reduced to 8GB.

D. The VM reservation changes: Similarly, resource pools also allow you to set reservations, which guarantee a minimum amount of resources to a group of VMs. When you add a VM to a resource pool, the VM's reservation may change based on the reservations set at the resource pool level. For example, if the resource pool has a memory reservation of 4GB, and the VM's current memory reservation is 2GB, the VM's reservation will be increased to 4GB.

So, the correct answer to the question is A. The VM share value (%Shares) adjusts to the Resource Pool.