Dissertação
Especificação de uma arquitetura para migração de máquinas virtuais utilizando ontologias
Fecha
2015-07-23Registro en:
ROHDEN, Rafael Barasuol. Specification of an architecture for migration of virtual machines using ontologies. 2015. 100 f. Dissertação (Mestrado em Ciência da Computação) - Universidade Federal de Santa Maria, Santa Maria, 2015.
Autor
Rohden, Rafael Barasuol
Institución
Resumen
Cloud computing is a new area in computing, providing new perspectives in the area
of interconnect technologies and raises issues in architecture, design and implementation of existing
networks and data centers. Currently through technology like server virtualization, has
been widely used for providing on-demand services with avoiding the spreading of servers. In
this way the servers are used so that its resources be better used to ensure the availability of
resources and services for users, enabling, so these users from accessing services based on your
needs, regardless of where the services are hosted, or how they are delivered. This being, the
main feature of cloud computing. However, some servers become eventually overloaded and
others are more idle, and the way to solve this is by using the migration of virtual machines in
real time, that is, perform the migration of running virtual machine along with its applications
to another server by restoring the balance of the servers. This balance, called load balancing
is one of the techniques used by real-time migration technology. That is, the technology
of migration of virtual machines in real time has become the key to optimizing computer resources.
Thus, it becomes interesting the development of solutions that enable the deployment
of this technology. Through a virtualized environment where applications monitors check the
load state of the servers it is possible to interact with the virtual machines performing migration
to ensure the optimization and utilization of computational resources. Considering this,
this work presents an architecture for migration of virtual machines, which uses ontologies for
knowledge representation in a virtualization environment. For this, was developed, through the
process Ontology Development 101, an ontology, Onto-LM, which represents a virtual machine
virtualization environment which offers help to visualize current state of the environment. For
the specified architecture in this work was delimited components and their respective information
flows between a component and another. Use of ontologies as one of its components. For
examples of this architecture has been developed a tool, OntoMig, in the JAVA programming
language, which allows to run and manage the information acquired from monitoring of servers,
the charge of the ontology and the migration of virtual machines when needed.