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PPOPP
2009
ACM
14 years 9 months ago
MPIWiz: subgroup reproducible replay of mpi applications
Message Passing Interface (MPI) is a widely used standard for managing coarse-grained concurrency on distributed computers. Debugging parallel MPI applications, however, has alway...
Ruini Xue, Xuezheng Liu, Ming Wu, Zhenyu Guo, Weng...
PRDC
2008
IEEE
14 years 2 months ago
Conjoined Pipeline: Enhancing Hardware Reliability and Performance through Organized Pipeline Redundancy
Reliability has become a serious concern as systems embrace nanometer technologies. In this paper, we propose a novel approach for organizing redundancy that provides high degree ...
Viswanathan Subramanian, Arun K. Somani
ICDAR
2011
IEEE
12 years 8 months ago
Lexicon-Free, Novel Segmentation of Online Handwritten Indic Words
—Research in the field of recognizing unlimited vocabulary, online handwritten Indic words is still in its infancy. Most of the focus so far has been in the area of isolated cha...
Suresh Sundaram, A. G. Ramakrishnan
ICFEM
2009
Springer
14 years 3 months ago
Role-Based Symmetry Reduction of Fault-Tolerant Distributed Protocols with Language Support
Fault-tolerant (FT) distributed protocols (such as group membership, consensus, etc.) represent fundamental building blocks for many practical systems, e.g., the Google File System...
Péter Bokor, Marco Serafini, Neeraj Suri, H...
CLUSTER
2008
IEEE
14 years 3 months ago
Towards an understanding of the performance of MPI-IO in Lustre file systems
—Lustre is becoming an increasingly important file system for large-scale computing clusters. The problem, however, is that many data-intensive applications use MPI-IO for their ...
Jeremy Logan, Phillip M. Dickens