André Luiz B. Rodrigues

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Fault tolerance is a constant concern in data centers where servers have to run with a minimal level of failures. Changes on the operating conditions or on server demands, and variations of the systems own failure rate have to be handled in such a way that SLAs are honored and services are not interrupted. We present an approach to handle fault tolerance(More)
Ubiquitous and pervasive applications are aware of the context of the used resources. This class of application can benefit from mechanisms to discover resources (devices and sensors) that meet their requirements and mechanisms to monitor the state and provide access to the functionalities of these resources. We present an architecture that includes two(More)
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