Gustavo Rau de Almeida Callou

According to our database, Gustavo Rau de Almeida Callou authored at least 65 papers between 2008 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Availability evaluation of a video surveillance system with distributed storage.

Ivson Borges, Ermeson C. Andrade, Francisco Airton Silva, Gustavo Callou

Clust. Comput., August, 2025

Correction: Availability and Performance Assessment of IoMT Systems: A Stochastic Modeling Approach.

Thiago Valentim Bezerra, Gustavo Callou, Cleunio França, Eduardo Tavares

J. Netw. Syst. Manag., April, 2025

Correction to: A comprehensive performance evaluation of container migration strategies.

Leonel Feitosa, Vandirleya Barbosa, Arthur Sabino, Luiz Nelson Lima, Iure Fé, Luis Guilherme Silva, Gustavo Callou, Juliana Carvalho, Érico Leão, Tuan Anh Nguyen, Paulo A. L. Rego, Francisco Airton Silva

Computing, March, 2025

Analysis of evolutionary multi-objective algorithms for data center electrical systems.

Francisco Monte Sousa, Gustavo Callou

Computing, February, 2025

A comprehensive performance evaluation of container migration strategies.

Leonel Feitosa, Vandirleya Barbosa, Arthur Sabino, Luiz Nelson Lima, Iure Fé, Luis Guilherme Silva, Gustavo Callou, Juliana Carvalho, Érico Leão, Tuan Anh Nguyen, Paulo A. L. Rego, Francisco Airton Silva

Computing, February, 2025

Models for availability evaluation of file servers in private clouds.

Alison Silva, Gustavo Callou

Computing, January, 2025

A Comparative Analysis of Software Aging in Relational Database System Environments.

Herderson Couto, Fumio Machida, Gustavo Callou, Ermeson C. Andrade

IEEE Trans. Emerg. Top. Comput., 2025

Enhancing data harvesting systems: Performance quantification of Cloud-Edge-sensor networks using queueing theory.

José Wanderlei Rocha, Eder Gomes, Vandirleya Barbosa, Arthur Sabino, Luiz Nelson Lima, Gustavo Callou, Francisco Airton Silva, Eunmi Choi, Tuan Anh Nguyen, Dugki Min, Jae-Woo Lee

ICT Express, 2025

2024

Performance evaluation of a video surveillance system using stochastic petri nets for license plate detection on highways.

Carlos Brito, Vandirleya Barbosa, Luiz Nelson Lima, José Wanderlei Rocha, José Miquéias Araújo, Lucas Araujo Lopes, Paulo A. L. Rego, Michel Sales, Gustavo Callou, Iure Fé, Francisco Airton Silva

J. Reliab. Intell. Environ., December, 2024

Availability and Performance Assessment of IoMT Systems: A Stochastic Modeling Approach.

Thiago Valentim Bezerra, Gustavo Callou, Cleunio França, Eduardo Tavares

J. Netw. Syst. Manag., October, 2024

Availability assessment and sensitivity analysis of an MBaaS platform.

Francisco Airton Silva, Antonio Carvalho, José Miqueias, Jorge Macedo, Juliana Carvalho, Gustavo Callou

Int. J. Comput. Sci. Eng., 2024

Stochastic Petri Net Models for Availability and Performance Evaluation of Nextcloud Service hosted in Apache Cloudstack.

Wenderson de Souza Leonardo, Thiago Valentim Bezerra, Gustavo Callou

Proceedings of the 13th Latin-American Symposium on Dependable and Secure Computing, 2024

Availability and Performance Analysis of Cloud Services.

Gustavo Callou, Marco Vieira

Proceedings of the 13th Latin-American Symposium on Dependable and Secure Computing, 2024

A Stochastic Petri Net-Based Approach for Evaluating the Performability of Internet of Medical Things.

Thiago Valentim Bezerra, Gustavo Callou, Cleunio França, Eduardo Antonio Guimarães Tavares

Proceedings of the 13th Latin-American Symposium on Dependable and Secure Computing, 2024

2023

Stochastic Modeling for Performance and Availability Evaluation of Street Lighting Systems.

Cleunio França, Gustavo Callou, Eric Borba, Thiago Valentim Bezerra, Eduardo Tavares

Proceedings of the 9th IEEE World Forum on Internet of Things, 2023

2022

Optimization of electrical infrastructures at data centers through a DoE-based approach.

Felipe Fernandes Lima Melo, Ermeson C. Andrade, Gustavo Callou

J. Supercomput., 2022

Stochastic Models for Planning VLE Moodle Environments based on Containers and Virtual Machines.

Cleyton Ferreira Gonçalves, Ermeson Carneiro de Andrade, Júlio Rodrigues de Mendonça Neto, Gustavo Rau de Almeida Callou

RITA, 2022

An Approach based on vSDN to Optimize Power Consumption.

Euclides Carlos Pinto Neto, Gustavo Callou

Proceedings of the 30th International Conference on Software, 2022

2021

A model-based strategy for quantifying the impact of availability on the energy flow of data centers.

Thiago Valentim Bezerra, Gustavo Callou

J. Supercomput., 2021

2020

Evaluating the impact of maintenance policies associated to SLA contracts on the dependability of data centers electrical infrastructures.

Felipe Fernandes Lima Melo, Joao Ferreira Silva Junior, Gustavo Rau de Almeida Callou

RITA, 2020

Dimensioning the relationship between availability and data center energy flow metrics.

Thiago Valentim Bezerra, Wenderson de Souza Leonardo, Gabriel Alves de Albuquerque Júnior, Gustavo Rau de Almeida Callou

RITA, 2020

An algorithm to optimise the energy distribution of data centre electrical infrastructures.

João Ferreira, Gustavo Callou, Paulo R. M. Maciel, Dietmar Tutsch

Int. J. Grid Util. Comput., 2020

2019

Accelerating continuous GRASP with a GPU.

Bruno C. S. Nogueira, Eduardo Tavares, Jean Araujo, Gustavo Callou

J. Supercomput., 2019

Stochastic Models for Optimizing Availability, Cost and Sustainability of Data Center Power Architectures through Genetic Algorithm.

Márcio Sergio Soares Austregésilo, Gustavo Callou

RITA, 2019

An Artificial Neural Network Approach to Forecast the Environmental Impact of Data Centers.

João Ferreira, Gustavo Callou, Albert Josua, Dietmar Tutsch, Paulo R. M. Maciel

Inf., 2019

Dependability analysis of a cyber-physical system for smart environments.

Ermeson C. Andrade, Bruno Costa e Silva Nogueira, Gustavo Callou, Gabriel Alves

Concurr. Comput. Pract. Exp., 2019

Modeling and Analyzing Availability, Cost and Sustainability of IT Data Center Systems.

Gustavo Callou, Ermeson Carneiro de Andrade, João Ferreira

Proceedings of the 2019 IEEE International Conference on Systems, Man and Cybernetics, 2019

2018

Decision making in cloud environments: an approach based on multiple-criteria decision analysis and stochastic models.

Julian Araujo, Paulo Romero Martins Maciel, Ermeson Carneiro de Andrade, Gustavo Callou, Vandi Alves, Paulo Roberto Freire Cunha

J. Cloud Comput., 2018

A hierarchical approach for availability and performance analysis of private cloud storage services.

Elton Torres, Gustavo Callou, Ermeson Carneiro de Andrade

Computing, 2018

Estimating the Environmental Impact of Data Centers.

João Ferreira, Gustavo Callou, Albert Josua, Paulo R. M. Maciel

Proceedings of the 17th IEEE International Symposium on Network Computing and Applications, 2018

2017

Análise de desempenho de Banco de Dados Relacionais e Não Relacionais em dados genômicos.

Juccelino Rodrigues Alves Barros, Gustavo Rau de Almeida Callou, Glauco Estácio Gonçalves, Victor Wanderley Costa de Medeiros, Carlos Henrique M. Castelletti

RITA, 2017

Availability modeling and analysis of a disaster-recovery-as-a-service solution.

Ermeson C. Andrade, Bruno Costa e Silva Nogueira, Rúbens de Souza Matos Júnior, Gustavo Callou, Paulo Romero Martins Maciel

Computing, 2017

Advanced Stochastic Petri Net Modeling with the Mercury Scripting Language.

Danilo Oliveira, Rúbens de Souza Matos Júnior, Jamilson Dantas, João Ferreira, Bruno Silva, Gustavo Callou, Paulo R. M. Maciel, André Brinkmann

Proceedings of the 11th EAI International Conference on Performance Evaluation Methodologies and Tools, 2017

An algorithm to optimise the load distribution of fog environments.

Euclides C. Pinto Neto, Gustavo Callou, Fernando Antônio Aires Lins

Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

2016

Storage services in private clouds: Analysis, performance and availability modeling.

Elton Torres, Gustavo Callou, Gabriel Alves, Jose Accioly, Hallyson Gustavo

Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

2015

Assessing Performance and Energy Consumption in Mobile Applications.

Julio Mendonca, Ricardo M. F. Lima, Ermeson C. Andrade, Gustavo Rau de Almeida Callou

Proceedings of the 2015 IEEE International Conference on Systems, 2015

An Algorithm to Optimize Electrical Flows of Private Cloud Infrastructures.

João Ferreira, Jamilson Dantas, Jean Araujo, Danilo Mendonca, Paulo Romero Martins Maciel, Gustavo Callou

Proceedings of the 2015 IEEE International Conference on Systems, 2015

An Approach Based on Ford-Fulkerson Algorithm to Optimize Network Bandwidth Usage.

Euclides Pinto Neto, Gustavo Callou

Proceedings of the 2015 Brazilian Symposium on Computing Systems Engineering, 2015

2014

Performance evaluation of sheepdog distributed storage system.

Paulo Romero Martins Maciel, Rúbens de Souza Matos Júnior, Gustavo Rau de Almeida Callou, Bruno Silva, Daniel Barreto, Julian Araujo, Jean Araujo, Vandi Alves, Stephen Worth

Proceedings of the 2014 IEEE International Conference on Systems, Man, and Cybernetics, 2014

Availability Evaluation of Digital Library Cloud Services.

Julian Araujo, Paulo Romero Martins Maciel, Matheus Torquato, Gustavo Rau de Almeida Callou, Ermeson C. Andrade

Proceedings of the 44th Annual IEEE/IFIP International Conference on Dependable Systems and Networks, 2014

2013

ASTRO: An integrated environment for dependability and sustainability evaluation.

Bruno Silva, Gustavo Callou, Eduardo Tavares, Paulo R. M. Maciel, Jair Figueiredo, Erica Sousa, Carlos Araújo, Fábio S. Magnani, Francisco A. S. Neves

Sustain. Comput. Informatics Syst., 2013

Estimating sustainability impact of high dependable data centers: a comparative study between Brazilian and US energy mixes.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Dietmar Tutsch, João Ferreira, Julian Araujo, Rafael Souza

Computing, 2013

The Effects of Temperature Variation on Data Center IT Systems.

Rafael Souza, Gustavo Rau de Almeida Callou, Kádna Camboin, João Ferreira, Paulo Romero Martins Maciel

Proceedings of the IEEE International Conference on Systems, 2013

An Algorithm to Optimize Electrical Flows.

João Ferreira, Gustavo Rau de Almeida Callou, Jamilson Dantas, Rafael Souza, Paulo Romero Martins Maciel

Proceedings of the IEEE International Conference on Systems, 2013

2012

Models for dependability and sustainability analysis of data center cooling architectures.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Dietmar Tutsch, Julian Araujo

Proceedings of the IEEE/IFIP International Conference on Dependable Systems and Networks Workshops, 2012

2011

Energy consumption and execution time estimation of embedded system applications.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Eduardo Tavares, Ermeson C. Andrade, Bruno Costa e Silva Nogueira, Carlos Araújo, Paulo Roberto Freire Cunha

Microprocess. Microsystems, 2011

A Formal Model for Performance and Energy Evaluation of Embedded Systems.

Bruno Costa e Silva Nogueira, Paulo Romero Martins Maciel, Eduardo Tavares, Ermeson C. Andrade, Ricardo Massa Ferreira Lima, Gustavo Rau de Almeida Callou, Rodolfo Ferraz

EURASIP J. Embed. Syst., 2011

Performability modeling of electronic funds transfer systems.

Carlos Araújo, Paulo Romero Martins Maciel, Armin Zimmermann, Ermeson C. Andrade, Erica Sousa, Gustavo Rau de Almeida Callou, Paulo Roberto Freire Cunha

Computing, 2011

A formal approach to the quantification of sustainability and dependability metrics on data center infrastructures.

Gustavo Rau de Almeida Callou, Erica Sousa, Paulo Romero Martins Maciel, Eduardo Tavares, Bruno Silva, Jair Figueiredo, Carlos Araújo, Fábio S. Magnani, Francisco A. S. Neves

Proceedings of the 2011 Spring Simulation Multi-conference, 2011

Estimating reliability importance and total cost of acquisition for data center power infrastructures.

Jair Figueiredo, Paulo R. M. Maciel, Gustavo Rau de Almeida Callou, Eduardo Tavares, Erica Sousa, Bruno Silva

Proceedings of the IEEE International Conference on Systems, 2011

Sustainability and dependability evaluation on data center architectures.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Eduardo Tavares, Erica Sousa, Bruno Silva, Jair Figueiredo, Carlos Araújo, Fábio S. Magnani, Francisco A. S. Neves

Proceedings of the IEEE International Conference on Systems, 2011

2010

Quantifying the sustainability impact of data center availability.

Manish Marwah, Paulo Romero Martins Maciel, Amip Shah, Ratnesh K. Sharma, Tom Christian, Virgílio A. F. Almeida, Carlos Araújo, Erica Sousa, Gustavo Rau de Almeida Callou, Bruno Silva, Sergio Mario Lins Galdino, Jose Paulo Pires

SIGMETRICS Perform. Evaluation Rev., 2010

Performance and energy consumption estimation for commercial off-the-shelf component system design.

Ermeson C. Andrade, Paulo Romero Martins Maciel, Tiago Falcão, Bruno Costa e Silva Nogueira, Carlos Araújo, Gustavo Rau de Almeida Callou

Innov. Syst. Softw. Eng., 2010

A COTS-based approach for estimating performance and energy consumption of embedded real-time systems.

Ermeson C. Andrade, Paulo Romero Martins Maciel, Bruno Costa e Silva Nogueira, Carlos Araújo, Gustavo Rau de Almeida Callou

Inf. Process. Lett., 2010

Model-driven software synthesis for hard real-time applications with energy constraints.

Eduardo Tavares, Paulo Romero Martins Maciel, Pedro Dallegrave, Bruno Silva, Tiago Falcão, Bruno Costa e Silva Nogueira, Gustavo Rau de Almeida Callou, Paulo R. F. Cunha

Des. Autom. Embed. Syst., 2010

ASTRO: A tool for dependability evaluation of Data Center infrastructures.

Bruno Silva, Paulo Romero Martins Maciel, Eduardo Antonio Guimarães Tavares, Carlos Araújo, Gustavo Rau de Almeida Callou, Erica Sousa, Nelson Souto Rosa, Manish Marwah, Ratnesh K. Sharma, Amip Shah, Tom Christian, Jose Paulo Pires

Proceedings of the IEEE International Conference on Systems, 2010

Impact analysis of maintenance policies on data center power infrastructure.

Gustavo Rau de Almeida Callou, Erica Sousa, Paulo Romero Martins Maciel, Eduardo Antonio Guimarães Tavares, Carlos Araújo, Bruno Silva, Nelson Souto Rosa, Manish Marwah, Ratnesh K. Sharma, Amip Shah, Tom Christian, Jose Paulo Pires, Fábio S. Magnani

Proceedings of the IEEE International Conference on Systems, 2010

2009

ALUPAS: Avaliação de desempenho e consumo de energia de softwares para sistemas embarcados.

Bruno C. S. Nogueira, Paulo R. M. Maciel, Gustavo Callou, Ermeson C. Andrade, Eduardo Tavares

RITA, 2009

A Hybrid DVS Scheduling Approach for Hard Real-Time Systems.

Eduardo Tavares, Pedro Dallegrave, Bruno Silva, Gustavo Rau de Almeida Callou, Bruno Costa e Silva Nogueira, Paulo Romero Martins Maciel

Proceedings of the IEEE International Conference on Systems, 2009

Performance and Energy Consumption Evaluation of Embedded Applications: A Method Based on Platform's Behavioral Model.

Bruno Costa e Silva Nogueira, Paulo Romero Martins Maciel, Eduardo Antonio Guimarães Tavares, Ermeson Carneiro de Andrade, Gustavo Rau de Almeida Callou, Ricardo Massa Oliveira Lima, Rodolfo Ferraz, Bruno Montenegro

Proceedings of the 21st International Symposium on Computer Architecture and High Performance Computing, 2009

Mapping UML sequence diagram to time petri net for requirement validation of embedded real-time systems with energy constraints.

Ermeson Carneiro de Andrade, Paulo Romero Martins Maciel, Gustavo Rau de Almeida Callou, Bruno Costa e Silva Nogueira, Carlos Araújo

Proceedings of the 2009 ACM Symposium on Applied Computing (SAC), 2009

A Methodology for Mapping SysML Activity Diagram to Time Petri Net for Requirement Validation of Embedded Real-Time Systems with Energy Constraints.

Ermeson Carneiro de Andrade, Paulo Romero Martins Maciel, Gustavo Rau de Almeida Callou, Bruno Costa e Silva Nogueira

Proceedings of the Third International Conference on the Digital Society (ICDS 2009), 2009

2008

A coloured petri net based approach for estimating execution time and energy consumption in embedded systems.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Ermeson Carneiro de Andrade, Bruno Costa e Silva Nogueira, Eduardo Antonio Guimarães Tavares

Proceedings of the 21st Annual Symposium on Integrated Circuits and Systems Design, 2008

A Formal Approach for Estimating Embedded System Execution Time and Energy Consumption.

Gustavo Rau de Almeida Callou, Paulo Romero Martins Maciel, Ermeson Carneiro de Andrade, Bruno Costa e Silva Nogueira, Eduardo Tavares, Meuse N. Oliveira Jr.

Proceedings of the Integrated Circuit and System Design. Power and Timing Modeling, 2008

Mapping UML Interaction Overview Diagram to Time Petri Net for Analysis and Verification of Embedded Real-Time Systems with Energy Constraints.

Ermeson C. Andrade, Paulo Romero Martins Maciel, Gustavo Rau de Almeida Callou, Bruno Costa e Silva Nogueira

Proceedings of the 2008 International Conferences on Computational Intelligence for Modelling, 2008