Conference Program
09:30-10:00, Conference Opening
Room: Elafos
10:00-11:00, Keynote 1
Chair: Christos Kaklamanis // Room: Elafos
An applications perspective on multi-core, massive multi-threading, and hybrid systems
11:30-13:00, Session A1 - Parallel and Distributed Programming
Chair: Rizos Sakellariou // Room: Elafos
Joshua Ladd, Manjunath Gorentla Venkata, Richard Graham, Pavel Shamis
Hierarchical Partitioning Algorithm for Scientific Computing on Highly Heterogeneous CPU + GPU Clusters
David Clarke, Aleksandar Ilic, Alexey Lastovetsky, Leonel A Sousa
Encapsulating synchronization and load-balance in heterogeneous programming
Yuri Torres, Arturo Gonzalez-Escribano, Diego R. Llanos
11:30-13:00, Session A2 - Performance Prediction and Evaluation
Chair: Helen Karatza // Room: Clio
Ami Marowka
CRAWP: A Workload Partition Method for the Efficient Parallel Simulation of Manycores
Shuai Jiao, Paolo Ienne, Xiaochun Ye, Da Wang, Dongrui Fan, Ninghui Sun
ASK: Adaptive Sampling Kit for Performance Characterization
Pablo de Oliveira Castro, Eric Petit, Jean Christophe Beyler, William Jalby
11:30-13:00, Session A3 - High-Performance Network and Communication
Chair: Kostas Christodoulopoulos // Room: Ourania
Rosa Filgueira, Malcolm Atkinson, Alberto Nunez, Javier Fernandez
Towards an Efficient Fat-tree like Topology
Diego Bermudez Garzon, Crispin Gomez, Maria Engracia Gomez, Pedro Lopez, Jose Duato
Cost-effective Contention Avoidance in a CMP with Shared Memory Controllers
Samuel Rodrigo, Frank Olaf Sem-Jacobsen, Herve Tatenguem, Tor Skeie, Davide Bertozzi
14:30-16:00, Session B1 - Peer to Peer Computing
Chair: Frederic Desprez // Room: Elafos
Vaggelis Atlidakis, Mema Roussopoulos, Alex Delis
Peer-to-Peer Multi-Class Boosting
Istvan Hegedus, Robert Busa-Fekete, Robert Ormandi, Mark Jelasity, Balazs Kegl
ID-Replication for Structured Peer-to-Peer Systems
Tallat M. Shafaat, Bilal Ahmad, Seif Haridi
14:30-16:00, Session B2 - Theory and Algorithms for Parallel Computation - Performance Prediction and Evaluation
Chair: Christos Zaroliagis // Room: Clio
Gianfranco Bilardi, Michele Scquizzato, Francesco Silvestri
A fast parallel algorithm for minimum-cost small integral flows
Andrzej Lingas, Mia Persson
HPC File Systems in Wide Area Networks: Understanding the Performance of Lustre over WAN
Alvaro Aguilera, Michael Kluge, Thomas William, Wolfgang E. Nagel
14:30-16:00, Session B3 - Multicore and Manycore Programming
Chair: Raymond Namyst // Room: Ourania
Christian Terboven, Dirk Schmidl, Tim Cramer, Dieter an Mey
An Efficient Unbounded Lock-Free Queue for Multi-Core Systems
Marco Aldinucci, Marco Danelutto, Peter Kilpatrick, Massimiliano Meneghin, Massimo Torquati
Speeding Up OpenMP Tasking
Spiros N. Agathos, Nikolaos D. Kallimanis, Vassilios V. Dimakopoulos
16:30-18:00, Session C1 - Mobile and Ubiquitous Computing - Performance Prediction and Evaluation
Chair: Sotiris Nikoletseas // Room: Elafos
Charalampos Konstantopoulos, Basilis Mamalis, Grammati Pantziou, Vasileios Thanasias
Distribution of Liveness Property Connectivity Interval in Selected Mobility Models of Wireless Ad Hoc Networks
Michal Kalewski, Jerzy Brzezinski, Marek Libuda, Marcin Kosiba
Understanding I/O Performance using I/O Skeletal Applications
Jeremy Logan, Scott Klasky, Hasan Abbasi, Qing Liu, George Ostrouchov, Manish Parashar, Norbert Podhorszki, Yuan Tian, Matthew Wolf
16:30-18:00, Session C2 - Scheduling and Load Balancing
Chair: Chryssis Georgiou // Room: Clio
Stephane Chretien, Jean-Marc Nicod, Laurent Philippe, Veronika Rehn-Sonigo, Lamiel Toch
Speed Scaling on Parallel Processors with Migration
Eric Angel, Evripidis Bampis, Fadi Kacem, Dimitrios Letsios
Dynamic Distributed Scheduling Algorithm for State Space Search
Ankur Narang, Abhinav Srivastava, Ramnik Jain, R. K. Shyamasundar
16:30-18:00, Session C3 - Multicore and Manycore Programming
Chair: Emmanuel Jeannot // Room: Ourania
Siegfried Benkner, Enes Bajrovic, Erich Marth, Martin Sandrieser, Raymond Namyst, Samuel Thibault
Node.Scala: Implicit Parallel Programming for High-Performance Web Services
Daniele Bonetta, Danilo Ansaloni, Achille Peternier, Cesare Pautasso, Walter Binder
Folding of Tagged Single Assignment Values for Memory-Efficient Parallelism
Dragos Sbirlea, Kath Knobe, Vivek Sarkar
9:30-10:30, Keynote 2
Chair: Theodore Papatheodorou // Room: Elafos
Hosted Science: Managing Computational Workflows in the Cloud
11:00-13:00, Session D1 - Scheduling and Load Balancing
Chair: Alexey Lastovetsky // Room: Elafos
Vladimir Janjic, Kevin Hammond
Energy Efficient Frequency Scaling and Scheduling for Malleable Tasks
Jochen Speck, Peter Sanders
Scheduling MapReduce jobs in HPC clusters
Marcelo Neves, Tiago Ferreto, Cesar A. F. De Rose
A job scheduling approach for multi-core clusters based on virtual malleability
Gladys Utrera, Siham Tabik, Julita Corbalan, Jesus Labarta
11:00-13:00, Session D2 - Support Tools and Environments
Chair: Marios Dikaiakos // Room: Aphroditi
Yi Wen Wong, Wai Teng Tang, Wen Jun Tan, Tomasz Dubrownik, Rubing Duan, Rick Siow Mong Goh, Shyh-hao Kuo, Stephen John Turner, Weng Fai Wong
Enabling cloud interoperability with COMPSs
Fabrizio Marozzo, Francesc J Lordan, Roger Rafanell, Daniele Lezzi, Domenico Talia, Rosa M. Badia
Pattern-Independent Detection of Manual Collectives in MPI Programs
Alexandru Calotoiu, Christian Siebert, Felix Wolf
A Type-based Approach to Separating Protocol from Application Logic: A Case Study in Hybrid Computer Programming
Geoffrey Hulette, Allen D. Malony, Matthew Sottile
11:00-13:00, Session D3 - Parallel and Distributed Data Management
Chair: Domenico Talia // Room: Clio
Esteban Feuerstein, Graciela Veronica Gil-Costa, Mauricio Marin, Gabriel Tolosa, Riccardo Baeza-Yates
Quality-of-Service for Consistency of Data Geo-Replication in Cloud Computing
Sergio Esteves, Joao N Silva, Luis Veiga
DS-Means: Distributed Data Stream Clustering
Alessio Guerrieri, Alberto Montresor
A Fault-Tolerant Cache Service for Web Search Engines
Carlos Gomez-Pantoja, Dolores Rexachs, Mauricio Marin, Emilio Luque
11:00-13:00, Session D4 - High-Performance Architecture and Compilers
Chair: Nectarios Koziris // Room: Ourania
Bin Li, Zhen Fang, Li Zhao, Xiaowei Jiang, Lin Li, Andrew Herdrich, Ravishankar Iyer, Srihari Makineni
Dynamic Last-Level Cache Allocation to Reduce Area and Power Overhead in Directory Coherence Protocols
Mario Lodde, Jose Flich, Manuel E. Acacio
From Serial Loops to Parallel Execution on Distributed Systems
George Bosilca, Aurelien Bouteiller, Anthony Danalis, Thomas Herault, Jack Dongarra
A Practical Approach to DOACROSS Parallelization
Priya Unnikrishnan, Jun Shirako, Kit Barton, Sanjay Chatterjee, Raul Silvera, Vivek Sarkar
14:30-16:00, Session E1 - High Performance and Scientific Applications
Chair: Thomas Ludwig // Room: Elafos
Manaschai Kunaseth, Ken-ichi Nomura, Hikmet Dursun, Rajiv Kalia, Aiichiro Nakano, Priya Vashishta
On Analyzing Quality of Data Influences on Performance of Finite Elements driven Computational Simulations
Michael Reiter, Hong-Linh Truong, Schahram Dustdar, Dimka Karastoyanova, Robert Krause, Frank Leymann, Dieter Pahr
Performance Evaluation and Optimization of Nested High Resolution Weather Simulations
Preeti Malakar, Vaibhav Saxena, Thomas George, Rashmi Mittal, Sameer Kumar, Abdul Naim, Saiful A. Husain
14:30-16:00, Session E2 - Parallel and Distributed Programming
Chair: Marco Danelutto // Room: Aphroditi
Rahulkumar Gayatri, Rosa M. Badia, Eduard Ayguade, Mikel Lujan, Ian Watson
On-the-fly task execution for speeding up pipelined MapReduce
Diana Moise, Gabriel Antoniu, Luc Bouge
Dynamic Thread Mapping Based on Machine Learning for Transactional Memory Applications
Marcio Castro, Luis Fabricio Wanderley Goes, Luiz G. Fernandes, Jean-Francois Mehaut
14:30-16:00, Session E3 - Distributed Systems and Algorithms
Chair: Ioannis Caragiannis // Room: Clio
Michel Raynal, Julien Stainer
An Investigation into the performance of reduction algorithms under load imbalance
Petar Marendic, Jan Lemeire, Tom Haber, Dean Vucinic, Peter Schelkens
Achieving Reliability in Master-worker Computing via Evolutionary Dynamics
Evgenia Christoforou; Antonio Fernandez Anta; Chryssis Georgiou; Miguel A. Mosteiro; Angel (Anxo) Sanchez
14:30-16:00, Session E4 - GPU and Accelerators Computing
Chair: Bernd Mohr // Room: Ourania
Julio Toss, Thierry Gautier
GPURoofline: A Model for Guiding Performance Optimizations on GPUs
Haipeng Jia, Yunquan Zhang, Long Guoping, Jianliang Xu, Shengen Yan, Yan Li
Understanding the Performance of Concurrent Data Structures on Graphics Processors
Daniel Cederman, Bapi Chatterjee, Philippas Tsigas
16:30-18:00, Session Distinguished Papers
Chair: Christian Lengauer // Room: Elafos
Kostas Christodoulopoulos, Marco Ruffini, Donal O'Mahony, Kostas Michael Katrinis
A Checkpoint-on-Failure Protocol for Algorithm-Based Recovery in Standard MPI
Wesley Bland, Peng Du, Aurelien Bouteiller, Thomas Herault, George Bosilca, Jack Dongarra
Efficient Support for In-Place Metadata in Transactional Memory
Ricardo J. Dias, Joao M. S. Lourenco, Tiago Vale
09:30-11:00, Session F1 - High Performance and Scientific Applications
Chair: Alice Koniges // Room: Elafos
Gert-Jan van den Braak, Cedric Nugteren, Bart Mesman, Henk Corporaal
Topology-aware Mappings for Large-Scale Eigenvalue Problems
Hasan Metin Aktulga, Chao Yang, Esmond G Ng, Pieter Maris, James Vary
Fast and Effective Lossy Compression Algorithms for Scientific Datasets
Jeremy Iverson, Chandrika Kamath, George Karypis
09:30-11:00, Session F2 - GPU and Accelerators Computing
Chair: Nectarios Koziris // Room: Clio
Hartwig Anzt, Piotr Luszczek, Jack Dongarra, Vincent Heuveline
OpenACC - First Experiences with Real-World Applications
Sandra Wienke, Paul Springer, Christian Terboven, Dieter an Mey
Building a Collision for 75-Round Reduced SHA-1 Using GPU Clusters
Andrew Adinetz, Evgeny Grechnikov
09:30-11:00, Session F3 - Distributed Systems and Algorithms - Grid, Cluster and Cloud Computing
Chair: Marios Mavronicolas // Room: Ourania
Gokarna Sharma, Costas Busch
CUDA-For-Clusters: A System for Efficient Execution of CUDA Kernels on Multi-Core Clusters
Raghu Prabhakar, Govindarajan Ramaswamy, Matthew Jacob Thazhuthaveetil
Caching VM Instances for Fast VM Provisioning: A Comparative Evaluation
Pradipta De, Manish Gupta, Manoj Soni, Aditya Thatte
11:30-13:00, Session G1 - Parallel Numerical Algorithms
Chair: Efstratios Gallopoulos // Room: Elafos
Matthias Korch
Avoiding communication through a multilevel LU factorization
Simplice Donfack, Laura Grigori, Amal Khabou
Parallel SOR for solving the Convection Diffusion equation using GPUs with CUDA
Yiannis Cotronis, Elias Konstantinidis, Maria Louka, Nikolaos Missirlis
11:30-12:30, Session G2 - GPU and Accelerators Computing
Chair: Peter Kilpatrick // Room: Clio
Jonas Fietz, Mathias Krause, Christian Schulz, Peter Sanders, Vincent Heuveline
accull: An OpenACC implementation with CUDA and OpenCL support
Ruyman Reyes, Ivan Lopez-Rodriguez, Juan Fumero, Francisco de Sande
11:30-13:00, Session G3 - Grid, Cluster and Cloud Computing
Chair: Kostas Christodoulopoulos // Room: Ourania
Alexander Folling, Matthias Hofmann
Impact of Variable Priced Cloud Resources on Scientific Workflow Scheduling
Simon Ostermann, Radu Prodan
Scalable Reed-Solomon-based Reliable Local Storage for HPC Applications on IaaS Clouds
Leonardo Bautista Gomez, Bogdan Nicolae, Naoya Maruyama, Satoshi Matsuoka, Franck Cappello
14:30-15:30, Keynote 3
Chair: Paul Spirakis // Room: Elafos
Selfish distributed optimization
