What is VMware HA (High Availability)? - Definition from Whatis.com

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VMware HA (High Availability)

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VMware HA (High Availability)

VMware HA (High Availability) is a utility that eliminates the need for dedicated standby hardware and software in a virtualized environment. The utility is part of a virtualization suite called VMware Infrastructure

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3. In IT (information technology), the term high availability refers to a system or component that is continuously operational for long periods.

Key features of VMware HA include:

Proactive monitoring of all physical servers and virtual machines
Automatic detection of server failure
Rapid restart of virtual machines affected by server failure
Optimal placement of virtual machines after server failure
Scalable availability up to 32 nodes across multiple servers

VMware, a subsidiary of EMC Corporation, is headquartered in Palo Alto, California and provides virtualization software for x86-compatible computers.

Related glossary terms: VMware DRS (Distributed Resource Scheduler), VMware Lab Manager, VMware VMFS (Virtual Machine File System), VMware Converter, VMware Virtual SMP (Symmetric Multi-Processing), embedded hypervisor, memory overcommit (or overcommitment) , VMware Update Manager, hardware virtualization, VMware Infrastructure 3 (VI3)

This was last updated in March 2008

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