Selected Journals/Book Chapters

Non-Intrusive Persistence with a Backend NVM Controller, Pu, L., Doshi, K. Giles, E. and Varman, P., IEEE Computer Architecture Letters, Year: 2015, Volume: PP, Issue: 99 (IEEE Early Access Article).

Nested QoS: Adaptive Burst Decomposition for SLO Guarantees in Virtualized Servers, H. Wang, K. Doshi, P. Varman, Intel Technology Journal (Spl Issue: Exploring Control and Autonomic Computing) , Vol. 16(2), June 2012 (to appear).

Optimizing Storage Performance in Public Cloud Platforms, J.-Z. Wang, P. Varman, C.-S. Xie Journal of Zhejiang University – Science C , Vol. 12(12), 2011 (to appear).

Decomposing Workload Bursts for Efficient Storage Resource Management, L. Lu, K. Doshi, P. Varman, IEEE Transactions on Parallel and Distributed Systems,Vol. 22(5), pp. 860 – 873, May 2011. Preprint

Fair Scheduling in Network and Storage Systems, P. Varman, A. Gulati, Handbook of Parallel Computing: Models, Algorithms, Applications , CRC Press, S. Rajasekaran and J. Reif (eds.), December, 2007.

Optimal Read-Once Parallel Disk Scheduling, M. Kallahalla, P. Varman, Algorithmica , (43)4, December, 2005, pp. 309–343. pdf

Optimal Lexicographic Shaping of Aggregate Streaming Data, S. Anastasiadis, P. Varman, J.S. Vitter, K. Yi, IEEE Transactions on Computers, 54(4), pp. 398-408, April, 2005. pdf

Analysis of Simple Randomized Buffer Management for Parallel I/O, M. Kallahalla, P. Varman, Information Processing Letters , 90, 47-52, 2004. pdf

Memory and Storage Systems, P. Varman, The Engineering Handbook, 2nd Edition, Richard E. Dorf, ed., CRC Press , 2004. (Please email to request a copy)

PC-OPT: Optimal Offline Prefetching and Caching for Parallel I/O Systems, M. Kallahalla, P. Varman, IEEE Transactions on Computers , 51(11), 2002. pdf

Parallel IO Prefetching and Caching, M. Kallahalla and P. Varman, in Annual Review of Scalable Computing, World Scientific , 2002. (For a copy send mail to

Parallel I/O Systems, P. Varman, in Handbook of Computer Engineering, V. Oklobdzija, ed., CRC Press , 2001. (For a copy send mail to

Competitive Parallel Disk Prefetching and Buffer Management, R. Barve, M. Kallahalla, P. Varman, J. S. Vitter, Journal of Algorithms , Vol. 36, pp. 152-181, July 2000. pdf

Tight Bounds for Prefetching and Buffer Management Algorithms for Parallel I/O Systems , P. Varman, R. Verma, IEEE Transactions on Parallel and Distributed Systems , Vol. 10, No. 12, pp. 1262–1275, December 1999. pdf

ASP: Adaptive Online Parallel Disk Scheduling, M. Kallahalla, P. Varman, in External Memory and Visualization , J. Abello and J. S. Vitter (eds.), American Math. Society, 1999. (pdf)

Randomized Parallel Prefetching and Buffer Management , M. Kallahalla, P. Varman, in Advances in Randomized Parallel Computing , P. Pardalos and S. Rajasekaran (eds.), Kluwer Academic Publishers, 1999. (pdf)

An Efficient Multiversion Access Structure , P. Varman, R. Verma, IEEE Transactions on Knowledge and Data Engineering, Vol. 9, No 3, May/June 1997, pps. 391-410. (pdf)

Placement-Related Problems in Shared Disk I/O , J. Sinclair, J. Tang, P. Varman, I/O in Parallel and Distributed Systems, Kluwer Publishing, R. Jain, J. Werth, J. C. Browne (eds.), 1996. (pdf)

Markov Analysis of Multiple-Disk Prefetching for External Merging , V. Pai, A. Schaffer, P. Varman, Theoretical Computer Science , (128), 1994. (pdf)

An Efficient Parallel Algorithm for Updating Minimum Spannning Trees , P. Varman, K. Doshi, Theoretical Computer Science , 58(88), 1989. (pdf)

Efficient Archivable Time Index: A Dynamic Indexing Scheme for Temporal Data, R. Verma, P. Varman, Computer Systems and Education, N. Balakrishnan et al (eds.), Tata McGraw-Hill, 1994. (pdf)

Optimal Matrix Multiplication on Fault Tolerant VLSI Arrays P. Varman, I. V. Ramakrishnan IEEE Transactions on Computers, February, 1989. (pdf)