What is a Hypervisor?

IBM Technology6 minutes read

A hypervisor virtualizes compute hosts to create secure virtual servers with divided resources, allowing for cost-effective multi-tenancy. IBM Cloud Labs offer free interactive Kubernetes labs for skill enhancement and badge earning.

Insights

  • The hypervisor serves as a protective barrier between virtual servers, ensuring data privacy and security by preventing data visibility across different virtual environments.
  • Virtualization through the hypervisor allows for cost-effective multi-tenancy, reducing the expense of compute resources and enabling the provision of virtual servers at a significantly lower cost compared to standalone compute hosts.

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Recent questions

  • What is a hypervisor?

    A hypervisor is software that virtualizes a compute host, dividing resources for multiple virtual servers while ensuring data security.

  • How does a hypervisor ensure data security?

    A hypervisor creates a secure line between virtual servers to prevent data visibility, ensuring data security.

  • How can storage be attached to virtual servers?

    Storage for virtual servers can be attached through the hypervisor via the network, locally to the hypervisor, or bypassing the hypervisor directly to the virtual server.

  • What is the benefit of virtualization facilitated by a hypervisor?

    Virtualization facilitated by a hypervisor enables multi-tenancy, reducing the cost of compute resources and offering virtual servers at a fraction of the cost of a standalone compute host.

  • What resources do IBM Cloud Labs offer?

    IBM Cloud Labs offer free browser-based interactive Kubernetes labs to help individuals enhance their skills and earn badges, providing more information for those interested in exploring further.

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Summary

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"Virtualization with Hypervisor: Cost-Effective Server Solutions"

  • A hypervisor is software that virtualizes a compute host, which typically includes CPUs, RAM, and network components, allowing for the division of resources into subparts for multiple virtual servers.
  • The hypervisor creates a secure line of demarcation between virtual servers to prevent data visibility between them, ensuring data security.
  • Storage for virtual servers can be attached in various ways: through the hypervisor via the network, directly but locally to the hypervisor, or bypassing the hypervisor entirely by connecting directly to the virtual server.
  • Virtualization facilitated by the hypervisor enables multi-tenancy, significantly reducing the cost of compute resources, making it possible to offer virtual servers at a fraction of the cost of a standalone compute host.
  • IBM Cloud Labs offer free browser-based interactive Kubernetes labs to help individuals enhance their skills and earn badges, providing more information for those interested in exploring further.
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