LACIO: A new collective I/O strategy for parallel I/O systems

Y Chen, XH Sun, R Thakur, PC Roth… - … International Parallel & …, 2011‏ - ieeexplore.ieee.org
Parallel applications benefit considerably from the rapid advance of processor architectures
and the available massive computational capability, but their performance suffers from large …

Design and evaluation of multiple-level data staging for blue gene systems

F Isaila, J Blas, J Carretero, R Latham… - IEEE Transactions on …, 2010‏ - ieeexplore.ieee.org
Parallel applications currently suffer from a significant imbalance between computational
power and available I/O bandwidth. Additionally, the hierarchical organization of current …

Delegation-based I/O mechanism for high performance computing systems

A Nisar, W Liao, A Choudhary - IEEE Transactions on Parallel …, 2011‏ - ieeexplore.ieee.org
Massively parallel applications often require periodic data checkpointing for program restart
and post-run data analysis. Although high performance computing systems provide massive …

A new data sieving approach for high performance I/O

Y Lu, Y Chen, P Amritkar, R Thakur… - … , Application, and Service …, 2012‏ - Springer
Many scientific computing applications and engineering simulations exhibit noncontiguous
I/O access patterns. Data sieving is an important technique to improve the performance of …

A decoupled execution paradigm for data-intensive high-end computing

Y Chen, C Chen, XH Sun, WD Gropp… - … Conference on Cluster …, 2012‏ - ieeexplore.ieee.org
High-end computing (HEC) applications in critical areas of science and technology tend to
be more and more data intensive. I/O has become a vital performance bottleneck of modern …

Ebitsim: An enhanced bittorrent simulation using omnet++ 4

P Evangelista, M Amaral, C Miers… - 2011 IEEE 19th …, 2011‏ - ieeexplore.ieee.org
The BitTorrent protocol is one of the most successful P2P applications, being largely studied
by the research community. Nevertheless, studying the dynamics of a large BitTorrent …

Performance model-directed data sieving for high-performance I/O

Y Chen, Y Lu, P Amritkar, R Thakur… - The Journal of …, 2015‏ - Springer
Many scientific computing applications and engineering simulations exhibit noncontiguous
I/O access patterns. Data sieving is an important technique to improve the performance of …

Decoupled I/O for data-intensive high performance computing

C Chen, Y Chen, K Feng, Y Yin… - 2014 43rd …, 2014‏ - ieeexplore.ieee.org
The I/O bottleneck issue has been acknowledged as one of main performance issues of high
performance computing (HPC) systems for data-intensive scientific applications, and has …

Collective input/output under memory constraints

Y Lu, Y Chen, Y Zhuang, J Liu… - … International Journal of …, 2015‏ - journals.sagepub.com
Compared with current high-performance computing (HPC) systems, exascale systems are
expected to have much less memory per node, which can significantly reduce necessary …

Power saving-aware prefetching for SSD-based systems

L Prada, J Garcia, JD Garcia, J Carretero - The Journal of Supercomputing, 2011‏ - Springer
Energy saving for computing systems has recently become an important and worrying need.
Energy demand has been increasing in many systems, especially in data centers and …