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IBM PureApplication System Best Practices by Margaret Ticknor, Jose Ortiz, Rory O'Grady, James Kochuba, Erdinc Guler, Rajeev Gandhi, Venkata Gadepalli, Rodrigo Costa, Srinivas Cheemalapati, Kyle Brown, Tom Bal, Amit P. Acharya

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High availability of the system
High availability (HA) in IBM PureApplication System is divided into two aspects: hardware redundancy and software configuration. Hardware redundancy provides the ability to have another component of the same type take over the work. The configuration of the software is also taken into account for this redundancy. If the software running on the system detects a failure, the partner component can take over the work. PureApplication System configures the hardware and hypervisor in HA pairs to maintain redundancy in ...

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