LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2006)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2006)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2006)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2006)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2005)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
LaPIe : Communications Collectives adaptées aux Grilles de Calcul (2005)
Barchet-Estefanel, Luiz Angelo
Avec la démocratisation des environnements du type grappe et grille de calcul, la performance des opérations de communication collective devient un aspect critique dans le coût total des...
iRBP, A Fault Tolerant Total Order Broadcast for Large Scale Systems (2005)
Barchet-Estefanel, Luiz Angelo
Fault tolerance is a key aspect on the development of distributed systems, but it is barely supported on large-scale systems due to the cost of traditional techniques. This paper revisits RBP, a...
iRBP, A Fault Tolerant Total Order Broadcast for Large Scale Systems (2005)
Barchet-Estefanel, Luiz Angelo
Fault tolerance is a key aspect on the development of distributed systems, but it is barely supported on large-scale systems due to the cost of traditional techniques. This paper revisits RBP, a...
Prédiction de Performances pour les Communications Collectives (2005)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Des travaux récents visent l\'optimisation des opérations de communication collective dans les environnements de type grille de calcul. La solution la plus répandue est la séparation des...
Prédiction de Performances pour les Communications Collectives (2005)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Des travaux récents visent l\'optimisation des opérations de communication collective dans les environnements de type grille de calcul. La solution la plus répandue est la séparation des...
Pr\'{e}diction de Performances pour les Communications Collectives (2005)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Des travaux r\'{e}cents visent l'optimisation des op\'{e}rations de communication collective dans les environnements de type grille de calcul. La solution la plus r\'{e}pandue est la s\'{e}paration...
Prédiction de Performances pour les Communications Collectives (2005)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Des travaux récents visent l\'optimisation des opérations de communication collective dans les environnements de type grille de calcul. La solution la plus répandue est la séparation des...
Prédiction de Performances pour les Communications Collectives (2005)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Des travaux récents visent l\'optimisation des opérations de communication collective dans les environnements de type grille de calcul. La solution la plus répandue est la séparation des...
Identifying Logical Homogeneous Clusters for Efficient Wide-area Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recently, many works focus on the implementation of collective communication operations adapted to wide area computational systems, like computational Grids or global-computing. Due to the inherently...
Fast Tuning of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recent works try to optimise collective communication in grid systems focusing mostly on the optimisation of communications among different clusters. We believe that intra-cluster collective...
On the Evaluation of heartbeat-like Detectors (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Some authors have commented on the...
On the Evaluation of heartbeat-like Detectors (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Some authors have commented on the...
Fast Tuning of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recent works try to optimise collective communication in grid systems focusing mostly on the optimisation of communications among different clusters. We believe that intra-cluster collective...
Identifying Logical Homogeneous Clusters for Efficient Wide-area Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recently, many works focus on the implementation of collective communication operations adapted to wide area computational systems, like computational Grids or global-computing. Due to the inherently...
Performance Characterisation of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Although recent works try to improve collective communication in grid systems by separating intra and inter-cluster communication, the optimisation of communications focus only on inter-cluster...
Performance Characterisation of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Although recent works try to improve collective communication in grid systems by separating intra and inter-cluster communication, the optimisation of communications focus only on inter-cluster...
Analyzing RBP, a Total Order Broadcast Protocol for Unreliable Channels (2004)
Barchet-Estefanel, Luiz Angelo
RBP is the acronym for Reliable Broadcast Protocol. It was published by Chang and Maxemchuck [CHA 84] in 1984, and aims to provide total order and reliable broadcast in a distributed system subjected...
Avaliação Prática do Desempenho dos Detectores de Defeitos (2004)
Barchet-Estefanel, Luiz Angelo
Despite the great number of papers which broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
On the Evaluation of Failure Detectors Performance (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
Detectores de Defeitos Não Confiáveis (2004)
Barchet-Estefanel, Luiz Angelo
The consensus protocol, widely used to the coordination of fault-tolerant systems, have a big restriction when used in asynchronous environments. The impossibility of distributed consensus in...
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
As operações de coordenação em ambientes puramente assíncronos sujeitos a falhas sofrem problemas devido à impossibilidade de distingüir processos falhos de processos muito lentos. Detectores...
Avaliação Prática de um Detector de Defeitos: teoria versus implementação (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The implementation of a theoretical model usually brings about many unexpected problems. Specially in the case of the failure detectors, the lack of publications on these problems drives to...
Comunicação Não Confiável em Detectores de Defeitos com Falhas por Crash (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The definition of failure detectors to be used on environments with crash failure hypothesis has some severe restrictions even in its weaker implementations. Yet, failure detectors are possible in...
Implementação de uma Situação de Corrida Crítica em Java (2004)
Barchet-Estefanel, Luiz Angelo
Lançada quase simultaneamente à popularização da Internet, a linguagem Java destacou-se como uma linguagem orientada a objetos com importantes características de segurança, integração com os...
Performance Characterisation of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounie, Gregory
Although recent works try to improve collective communication in grid systems by separating intra and inter-cluster communication, the optimisation of communications focus only on inter-cluster...
Identifying Logical Homogeneous Clusters for Efficient Wide-area Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounie, Gregory
Recently, many works focus on the implementation of collective communication operations adapted to wide area computational systems, like computational Grids or global-computing. Due to the inherently...
Fast Tuning of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounie, Gregory
Recent works try to optimise collective communication in grid systems focusing mostly on the optimisation of communications among different clusters. We believe that intra-cluster collective...
Detectores de Defeitos Não Confiáveis (2004)
Barchet-Estefanel, Luiz Angelo
The consensus protocol, widely used to the coordination of fault-tolerant systems, have a big restriction when used in asynchronous environments. The impossibility of distributed consensus in...
Implementação de uma Situação de Corrida Crítica em Java (2004)
Barchet-Estefanel, Luiz Angelo
Lançada quase simultaneamente à popularização da Internet, a linguagem Java destacou-se como uma linguagem orientada a objetos com importantes características de segurança, integração com os...
Avaliação Prática de um Detector de Defeitos: teoria versus implementação (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The implementation of a theoretical model usually brings about many unexpected problems. Specially in the case of the failure detectors, the lack of publications on these problems drives to...
Analyzing RBP, a Total Order Broadcast Protocol for Unreliable Channels (2004)
Barchet-Estefanel, Luiz Angelo
RBP is the acronym for Reliable Broadcast Protocol. It was published by Chang and Maxemchuck [CHA 84] in 1984, and aims to provide total order and reliable broadcast in a distributed system subjected...
Comunicação Não Confiável em Detectores de Defeitos com Falhas por Crash (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The definition of failure detectors to be used on environments with crash failure hypothesis has some severe restrictions even in its weaker implementations. Yet, failure detectors are possible in...
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
As operações de coordenação em ambientes puramente assíncronos sujeitos a falhas sofrem problemas devido à impossibilidade de distingüir processos falhos de processos muito lentos. Detectores...
Avaliação Prática do Desempenho dos Detectores de Defeitos (2004)
Barchet-Estefanel, Luiz Angelo
Despite the great number of papers which broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
On the Evaluation of Failure Detectors Performance (2004)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
Identifying Logical Homogeneous Clusters for Efficient Wide-area Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recently, many works focus on the implementation of collective communication operations adapted to wide area computational systems, like computational Grids or global-computing. Due to the inherently...
Fast Tuning of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recent works try to optimise collective communication in grid systems focusing mostly on the optimisation of communications among different clusters. We believe that intra-cluster collective...
Performance Characterisation of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Although recent works try to improve collective communication in grid systems by separating intra and inter-cluster communication, the optimisation of communications focus only on inter-cluster...
Identifying Logical Homogeneous Clusters for Efficient Wide-area Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recently, many works focus on the implementation of collective communication operations adapted to wide area computational systems, like computational Grids or global-computing. Due to the inherently...
Fast Tuning of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Recent works try to optimise collective communication in grid systems focusing mostly on the optimisation of communications among different clusters. We believe that intra-cluster collective...
Performance Characterisation of Intra-Cluster Collective Communications (2004)
Barchet-Estefanel, Luiz Angelo, Mounié, Grégory
Although recent works try to improve collective communication in grid systems by separating intra and inter-cluster communication, the optimisation of communications focus only on inter-cluster...
iRBP, A Fault Tolerant Total Order Broadcast for Large Scale Systems (2003)
Barchet-Estefanel, Luiz Angelo
Fault tolerance is a key aspect on the development of distributed systems, but it is barely supported on large-scale systems due to the cost of traditional techniques. This paper revisits RBP, a...
iRBP, A Fault Tolerant Total Order Broadcast for Large Scale Systems (2003)
Barchet-Estefanel, Luiz Angelo
Fault tolerance is a key aspect on the development of distributed systems, but it is barely supported on large-scale systems due to the cost of traditional techniques. This paper revisits RBP, a...
Analyzing RBP, a Total Order Broadcast Protocol for Unreliable Channels (2002)
Barchet-Estefanel, Luiz Angelo
RBP is the acronym for Reliable Broadcast Protocol. It was published by Chang and Maxemchuck [CHA 84] in 1984, and aims to provide total order and reliable broadcast in a distributed system subjected...
Analyzing RBP, a Total Order Broadcast Protocol for Unreliable Channels (2002)
Barchet-Estefanel, Luiz Angelo
RBP is the acronym for Reliable Broadcast Protocol. It was published by Chang and Maxemchuck [CHA 84] in 1984, and aims to provide total order and reliable broadcast in a distributed system subjected...
Avaliação dos Detectores de Defeitos e sua Influência nas Operações de Consenso (2001)
Barchet-Estefanel, Luiz Angelo
This work presents our observations and analysis on the influence of the failure detectors on the consensus algorithm. Failure detectors are essential to the consensus over an asynchronous...
On the Evaluation of heartbeat-like Detectors (2001)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Some authors have commented on the...
Avaliação Prática do Desempenho dos Detectores de Defeitos (2001)
Barchet-Estefanel, Luiz Angelo
Despite the great number of papers which broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
On the Evaluation of Failure Detectors Performance (2001)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
On the Evaluation of heartbeat-like Detectors (2001)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Some authors have commented on the...
Avaliação Prática do Desempenho dos Detectores de Defeitos (2001)
Barchet-Estefanel, Luiz Angelo
Despite the great number of papers which broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
On the Evaluation of Failure Detectors Performance (2001)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
Despite the great number of papers that broach the consensus agreement, just a few specifically discuss the structure or the implementation of failure detectors. Even these papers usually present...
Detectores de Defeitos Não Confiáveis (2000)
Barchet-Estefanel, Luiz Angelo
The consensus protocol, widely used to the coordination of fault-tolerant systems, have a big restriction when used in asynchronous environments. The impossibility of distributed consensus in...
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
As operações de coordenação em ambientes puramente assíncronos sujeitos a falhas sofrem problemas devido à impossibilidade de distingüir processos falhos de processos muito lentos. Detectores...
Avaliação Prática de um Detector de Defeitos: teoria versus implementação (2000)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The implementation of a theoretical model usually brings about many unexpected problems. Specially in the case of the failure detectors, the lack of publications on these problems drives to...
Comunicação Não Confiável em Detectores de Defeitos com Falhas por Crash (2000)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The definition of failure detectors to be used on environments with crash failure hypothesis has some severe restrictions even in its weaker implementations. Yet, failure detectors are possible in...
Detectores de Defeitos Não Confiáveis (2000)
Barchet-Estefanel, Luiz Angelo
The consensus protocol, widely used to the coordination of fault-tolerant systems, have a big restriction when used in asynchronous environments. The impossibility of distributed consensus in...
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
As operações de coordenação em ambientes puramente assíncronos sujeitos a falhas sofrem problemas devido à impossibilidade de distingüir processos falhos de processos muito lentos. Detectores...
Avaliação Prática de um Detector de Defeitos: teoria versus implementação (2000)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The implementation of a theoretical model usually brings about many unexpected problems. Specially in the case of the failure detectors, the lack of publications on these problems drives to...
Comunicação Não Confiável em Detectores de Defeitos com Falhas por Crash (2000)
Barchet-Estefanel, Luiz Angelo, Jansch-Pôrto, Ingrid
The definition of failure detectors to be used on environments with crash failure hypothesis has some severe restrictions even in its weaker implementations. Yet, failure detectors are possible in...
Barchet-Estefanel, Luiz Angelo
Security is a basic requiriment for the systems developed to the Internet. Older applications, like the TN3270 and telnet terminals require updates that usually are expensives. The set of classes for...
Implementação de uma Situação de Corrida Crítica em Java (1997)
Barchet-Estefanel, Luiz Angelo
Lançada quase simultaneamente à popularização da Internet, a linguagem Java destacou-se como uma linguagem orientada a objetos com importantes características de segurança, integração com os...
Implementação de uma Situação de Corrida Crítica em Java (1997)
Barchet-Estefanel, Luiz Angelo
Lançada quase simultaneamente à popularização da Internet, a linguagem Java destacou-se como uma linguagem orientada a objetos com importantes características de segurança, integração com os...