304-200 – LPIC-3 Virtualization & High Availability

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  It offers support for load balanced clusters only and cannot manage failover clusters.

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  It does not include any storage components.

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  It can be managed using the regular Pacemaker commands like pcs.

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  It uses its own messaging subsystem, RHMQ, for cluster communication.

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  It is built on top of several high availability components that are also available in other Linux distributions.
  
  

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  Hardware based virtualization requires special support in the host system's hardware which is present in all recent x86-based computers.

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  Hardware based virtualization implements a whole machine in software and therefore can run virtual machines of a given hardware platform on an arbitrary host system.

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  Hardware based virtualization relies on the host system's processor to call the hypervisor when critical instructions are executed by a virtual machine.

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  Hardware based virtualization is not available on x86-based CPU architectures and requires special virtualization host hardware.
  
  

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  Integration as a Service

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  Intelligence as a Service

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  Instances as a Service

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  Infrastructure as a Service

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  Information as a Service