Conference Papers and Articles

Cristian Ungureanu, Akshat Aranya, Salil Gokhale, Stephen Rago, Benjamin Atkin, Aniruddha Bohra, Cezary Dubnicki, Grzegorz Calkowski
HydraFS: A High-Throughput File System for the HYDRAstor Content-Addressable Storage System
Proceedings of the 8th Conference on File and Storage Technologies (FAST '10), Feb 2010, San Jose, CA.

Erik Kruus, Cristian Ungureanu, and Cezary Dubnicki
Bimodal Content Defined Chunking for Backup Streams
Proceedings of the 8th Conference on File and Storage Technologies (FAST '10), Feb 2010, San Jose, CA.

Cezary Dubnicki, Leszek Gryz, Lukasz Heldt, Michal Kaczmarczyk, Wojciech Kilian, Przemyslaw Strzelczak, Jerzy Szczepkowski, Cristian Ungureanu, Michal Welnicki
HYDRAstor: A Scalable Secondary Storage
Proceedings of the 7th Conference on File and Storage Technologies (FAST '09), Feb 2009, San Francisco, CA.

Rekha Bachwani, Leszek Gryz, Ricardo Bianchini, Cezary Dubnicki
Dynamically Quantifying and Improving the Reliability of Distributed Storage
27th IEEE International Symposium on Reliable Distributed Systems

S. Yin, Y. Luo, L. Zong, S. Rago, J. Yu, N. Ansari, and T. Wang
Storage Area Network Extension over Passive Optical Networks (S-PONs)
IEEE Communications Magazine, January 2008

Aniruddha Bohra, Stephen Smaldone, and Liviu Iftode
FRAC: Implementing Role-Based Access Control for Network File Systems
Proceedings of the 6th IEEE International Symposium on Network Computing and Applications, Baltimore, July 2007

Guofei Jiang, Haifeng Chen, Cristian Ungureanu, and Kenji Yoshihira
Multi-resolution Abnormal Trace Detection Using Varied-length N-grams and Automata
IEEE Transactions on Systems, Man and Cybernetics, Part C 37(1):86-97, 2007

Stephen Smaldone, Aniruddha Bohra, and Liviu Iftode
Filewall: A Firewall for Network File Systems
Proceedings of the 3rd IEEE International Symposium on Dependable, Autonomic and Secure Computing, Sep 2007

Guofei Jiang, Haifeng Chen, Cristian Ungureanu, and Kenji Yoshihira
Trace Analysis for Fault Detection in Application Servers
Autonomic Computing: Concepts, Infrastructure and Applications; Parashar, Manish (ed.), Boca Raton, Taylor and Francis, pp. 471-492, 2006

Eduardo Pinheiro, Ricardo Bianchini, and Cezary Dubnicki
Exploiting Redundancy to Conserve Energy in Storage Systems
Proceedings of the Joint International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS) 2006 pp. 15-26, 2006

Deepak Bobbarjung, Cezary Dubnicki, and Suresh Jagannathan
Fingerdiff: Improved Duplicate Elimination in Storage Systems
Proceedings of IEEE/NASA Goddard Conference on Mass Storage Systems and Technologies 2006

Haifeng Chen, Guofei Jiang, Cristian Ungureanu and Kenji Yoshihira
Failure Detection and Localization in Component Based Systems by Online Tracking
Proceedings of the 11th ACM SIGKDD International Conference on Knowledge Discovery in Data Mining (KDD), pp. 750-755, 2005

Guofei Jiang, Haifeng Chen, Cristian Ungureanu and Kenji Yoshihira
Multi-resolution Abnormal Trace Detection Using Varied-length N-grams and Automata
Proceedings of the 2nd IEEE International Conference on Autonomic Computing (ICAC-05), pp. 111-122, 2005

Patents

Multipath routing architecture for large data transfers
Ravindranath Kokku and Aniruddha Bohra and Samrat Ganguly and Rauf Izmailov. US Patent 7,643,427

Automated modeling and tracking of transaction flow dynamics for fault detection in complex systems
Guofei Jiang and Haifeng Chen and Cristian Ungureanu and Kenji Yoshihira. US Patent 7,590,513

System and method for dynamically changing the power mode of storage disks based on redundancy and system load
Eduardo Pinheiro and Ricardo Bianchini and Cezary Dubnicki. US Patent 7,516,346

System and method for detecting faults in a system
Guofei Jiang and Haifeng Chen and Cristian Ungureanu and Kenji Yoshihira. US Patent 7,395,457

Peer-to-peer system and method with prefix-based distributed hash table
Cezary Dubnicki and Cristian Ungureanu. US Patent 7,304,994