Romaric Guillier

UDT and TCP without Congestion Control for Profile Pursuit (2009)

Soudan, Sébastien, Guillier, Romaric

Instead of relying on the congestion control algorithm and its objective of statistical fair sharing when transfers are assorted with strict deadlines, it might be beneficial to share the links in a...

UDT and TCP without Congestion Control for Profile Pursuit (2009)

Soudan, Sébastien, Guillier, Romaric

Instead of relying on the congestion control algorithm and its objective of statistical fair sharing when transfers are assorted with strict deadlines, it might be beneficial to share the links in a...

UDT and TCP without Congestion Control for Profile Pursuit (2009)

Guillier, Romaric, Soudan, Sebastien

Instead of relying on the congestion control algorithm and its objective of statistical fair sharing when transfers are assorted with strict deadlines, it might be beneficial to share the links in a...

UDT and TCP without Congestion Control for Profile Pursuit (2009)

Guillier, Romaric, Soudan, Sebastien

Instead of relying on the congestion control algorithm and its objective of statistical fair sharing when transfers are assorted with strict deadlines, it might be beneficial to share the links in a...

Interaction between MPI and TCP in grids. (2009)

Hablot, Ludovic, Glück, Olivier, Mignot, Jean-Christophe, Guillier, Romaric, Soudan, Sébastien

As MPI applications are more and more resource consuming, they need to be executed on grids. The communications on the WAN interconnecting clusters mostly use TCP which suffers from WAN features:...

Interaction between MPI and TCP in grids. (2009)

Hablot, Ludovic, Glück, Olivier, Mignot, Jean-Christophe, Guillier, Romaric, Soudan, Sébastien

As MPI applications are more and more resource consuming, they need to be executed on grids. The communications on the WAN interconnecting clusters mostly use TCP which suffers from WAN features:...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2008)

Sébastien Soudan, Romaric Guillier, Ludovic Hablot, Yuetsu Kodama, Tomohiro Kudoh, Fumihiro Okazaki, ...

Abstract — This paper examines the interactions between high speed Ethernet switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two...

Towards a common TCP evaluation suite (2008)

Andrew, Lachlan L. H., Marcondes, Cesar, Floyd, Sally, Dunn, Lawrence, Guillier, Romaric, Gang, Wang, ...

This document presents an evaluation test suite for the initial evaluation of proposed TCP modifications. The goal of the test suite is to allow researchers quickly and easily to evaluate their...

Interaction between MPI and TCP in grids (2008)

Hablot, Ludovic, Glück, Olivier, Mignot, Jean-Christophe, Guillier, Romaric, Soudan, Sébastien

As MPI applications are more and more resource consuming, they need to be executed on grids. The communications on the WAN interconnecting clusters mostly use TCP which suffers from WAN features:...

Interaction between MPI and TCP in grids (2008)

Hablot, Ludovic, Glück, Olivier, Mignot, Jean-Christophe, Guillier, Romaric, Soudan, Sébastien

As MPI applications are more and more resource consuming, they need to be executed on grids. The communications on the WAN interconnecting clusters mostly use TCP which suffers from WAN features:...

Towards a common TCP evaluation suite (2008)

Andrew, Lachlan L. H., Marcondes, Cesar, Floyd, Sally, Dunn, Lawrence, Guillier, Romaric, Gang, Wang, ...

This document presents an evaluation test suite for the initial evaluation of proposed TCP modifications. The goal of the test suite is to allow researchers quickly and easily to evaluate their...

TCP Variants and Transfer Time Predictability in Very High Speed Networks (2007)

Guillier, Romaric, Soudan, Sébastien

In high performance distributed computing applications, data movements have demanding performance requirements such as reliable and predictable delivery. Predicting the throughput of large transfers...

TCP Variants and Transfer Time Predictability in Very High Speed Networks (2007)

Guillier, Romaric, Soudan, Sébastien

In high performance distributed computing applications, data movements have demanding performance requirements such as reliable and predictable delivery. Predicting the throughput of large transfers...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

Guillier, Romaric, Hablot, Ludovic

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

Guillier, Romaric, Hablot, Ludovic

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

Guillier, Romaric, Hablot, Ludovic

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

Soudan, Sebastien, Guillier, Romaric, Primet, Pascale

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

Soudan, Sebastien, Guillier, Romaric, Primet, Pascale

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

Soudan, Sebastien, Guillier, Romaric, Primet, Pascale

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2007)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2007)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

Soudan, Sebastien, Guillier, Romaric, Primet, Pascale

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

Soudan, Sebastien, Guillier, Romaric, Primet, Pascale

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

Guillier, Romaric, Hablot, Ludovic

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

Guillier, Romaric, Hablot, Ludovic

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

TCP Variants and Transfer Time Predictability in Very High Speed Networks (2007)

Guillier, Romaric, Soudan, Sébastien

In high performance distributed computing applications, data movements have demanding performance requirements such as reliable and predictable delivery. Predicting the throughput of large transfers...

TCP Variants and Transfer Time Predictability in Very High Speed Networks (2007)

Guillier, Romaric, Soudan, Sébastien

In high performance distributed computing applications, data movements have demanding performance requirements such as reliable and predictable delivery. Predicting the throughput of large transfers...

End-host based mechanisms for implementing Flow Scheduling in GridNetworks (2007)

École Normale, Supérieure Lyon, Sebastien Soudan, Romaric Guillier, Pascale Primet, École Normale, ...

In Grids, transfer jobs and network resources need to be managed in a more deterministic way than in the Internet. New approaches like flow scheduling are proposed and studied as alternatives to...

Towards a User-Oriented Benchmark for Transport Protocols Comparison in very High Speed Networks (2007)

École Normale, Supérieure Lyon, Romaric Guillier, Ludovic Hablot, École Normale, ...

Standard TCP faces some performance limitations in very high speed wide area networks, mainly due to a long end-to-end feedback loop and a conservative behaviour with respect to congestion. Many TCP...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2006)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2006)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

Evaluation of 10 GbE links in Grid'5000 (2006)

Guillier, Romaric, Hablot, Ludovic, Primet, Pascale, Soudan, Sébastien

14 pages, figures, tableaux, graphiques, 8 références bibliographiques

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2006)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

Evaluation des liens 10 GbE de Grid'5000 (2006)

Guillier, Romaric, Hablot, Ludovic, Primet, Pascale, Soudan, Sébastien

L'instrument Grid5000 est destiné à l'étude des problématiques, des solutions et des logiciels de grille pour le calcul et le stockage distribué à large échelle. En 2006, Grid5000 s'est doté...

Evaluation des liens 10 GbE de Grid'5000 (2006)

Guillier, Romaric, Hablot, Ludovic, Primet, Pascale, Soudan, Sébastien

L'instrument Grid5000 est destiné à l'étude des problématiques, des solutions et des logiciels de grille pour le calcul et le stockage distribué à large échelle. En 2006, Grid5000 s'est doté...

Evaluation des liens 10 GbE de Grid'5000 (2006)

Guillier, Romaric, Hablot, Ludovic, Primet, Pascale, Soudan, Sébastien

L'instrument Grid5000 est destiné à l'étude des problématiques, des solutions et des logiciels de grille pour le calcul et le stockage distribué à large échelle. En 2006, Grid5000 s'est doté...

Evaluation des liens 10 GbE de Grid'5000 (2006)

Guillier, Romaric, Hablot, Ludovic, Primet, Pascale, Soudan, Sébastien

L'instrument Grid5000 est destiné à l'étude des problématiques, des solutions et des logiciels de grille pour le calcul et le stockage distribué à large échelle. En 2006, Grid5000 s'est doté...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

Investigation of Ethernet switches behavior in presence of contending flows at very high-speed (2006)

Soudan, Sebastien, Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, ...

This paper examines the interactions between layer 2 (Ethernet) switches and TCP in high bandwidth delay product networks. First, the behavior of a range of Ethernet switches when two long lived...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2006)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

A study of large flow interactions in high-speed shared networks with Grid5000 and GtrcNET-10 instruments (2006)

Guillier, Romaric, Hablot, Ludovic, Kodama, Yuetsu, Kudoh, Tomohiro, Okazaki, Fumihiro, Primet, Pascale, ...

We consider the problem of huge data transfers and bandwidth sharing in contexts where transfer delay bounds are required. This report investigates large flow interactions in a real very high-speed...

Idle sense: An optimal access method for high throughput and fairness in rate diverse wireless LANs (2005)

Martin Heusse, Franck Rousseau, Romaric Guillier, Andrzej Duda

We consider wireless LANs such as IEEE 802.11 operating in the unlicensed radio spectrum. While their nominal bit rates have increased considerably, the MAC layer remains practically unchanged...

Idle sense: An optimal access method for high throughput and fairness in rate diverse wireless LANs (2005)

Martin Heusse, Franck Rousseau, Romaric Guillier, Andrzej Duda

We consider wireless LANs such as IEEE 802.11 operating in the unlicensed radio spectrum. While their nominal bit rates have increased considerably,the MAC layer remains practically unchanged despite...

Idle sense: an optimal access method for high throughput and fairness in rate diverse wireless lans (2005)

Martin Heusse, Franck Rousseau, Romaric Guillier, Andrzej Duda

We consider wireless LANs such as IEEE 802.11 operating in the unlicensed radio spectrum. While their nominal bit rates have increased considerably,the MAC layer remains practically unchanged despite...