Publications

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workloads
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Accurate Modeling and Generation of Storage I/O for Datacenter Workloads", Exascale Evaluation and Research Techniques Workshop (EXERT), in conjunction with ASPLOS, Newport Beach, CA, 03/2011.  Download: paper (715.38 KB); slides (2.09 MB)
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Storage I/O Generation and Replay for Datacenter Applications", IEEE International Symposium on Performance Analysis of Systems and Software (ISPASS), Austin, TX, 04/2011.  Download: paper (260.56 KB)
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Decoupling Datacenter Studies from Access to Large-Scale Applications: A Modeling Approach for Storage Workloads", IEEE International Symposium on Workload Characterization (IISWC), Austin, TX, 11/2011.  Download: paper (3.25 MB); slides (2.07 MB)
workload consolidation
Belay, A., G. Prekas, M. Primorac, A. Klimovic, S. Grossman, C. Kozyrakis, and E. Bugnion, "The IX Operating System: Combining Low Latency, High Throughput, and Efficiency in a Protected Dataplane", ACM Trans. Comput. Syst., vol. 34, no. 4, New York, NY, USA, ACM, pp. 11:1–11:39, 2016.  Download: 2016.ix_.tocs_.pdf (1.18 MB)
Virtualization
Belay, A., G. Prekas, M. Primorac, A. Klimovic, S. Grossman, C. Kozyrakis, and E. Bugnion, "The IX Operating System: Combining Low Latency, High Throughput, and Efficiency in a Protected Dataplane", ACM Trans. Comput. Syst., vol. 34, no. 4, New York, NY, USA, ACM, pp. 11:1–11:39, 2016.  Download: 2016.ix_.tocs_.pdf (1.18 MB)
total cost of ownership
Kozyrakis, C., A. Kansal, S. Sankar, and K. Vaid, "Server Engineering Insights for Large-Scale Online Services", IEEE Micro, vol. 30, no. 4, Los Alamitos, CA, USA, IEEE Computer Society Press, pp. 8–19, 2010.  Download: paper (496.53 KB)
tensilica
Hameed, R., W. Qadeer, M. Wachs, O. Azizi, A. Solomatnikov, B. C. Lee, S. Richardson, C. Kozyrakis, and M. Horowitz, "Understanding Sources of Inefficiency in General-purpose Chips", Proceedings of the 37th Annual International Symposium on Computer Architecture, New York, NY, USA, ACM, pp. 37–47, 2010.  Download: paper (455.9 KB)
Qadeer, W., R. Hameed, O. Shacham, P. Venkatesan, C. Kozyrakis, and M. A. Horowitz, "Convolution Engine: Balancing Efficiency &\#38; Flexibility in Specialized Computing", Proceedings of the 40th Annual International Symposium on Computer Architecture, New York, NY, USA, ACM, pp. 24–35, 2013.  Download: paper (4.78 MB)
task stealing
Yoo, R. M., C. J. Hughes, C. Kim, Y. - K. Chen, and C. Kozyrakis, "Locality-aware Task Management for Unstructured Parallelism: A Quantitative Limit Study", Proceedings of the 25th ACM Symposium on Parallelism in Algorithms and Architectures, New York, NY, USA, ACM, pp. 315–325, 2013.  Download: paper (1.52 MB)
task scheduling
Yoo, R. M., C. J. Hughes, C. Kim, Y. - K. Chen, and C. Kozyrakis, "Locality-aware Task Management for Unstructured Parallelism: A Quantitative Limit Study", Proceedings of the 25th ACM Symposium on Parallelism in Algorithms and Architectures, New York, NY, USA, ACM, pp. 315–325, 2013.  Download: paper (1.52 MB)
storage
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Storage I/O Generation and Replay for Datacenter Applications", IEEE International Symposium on Performance Analysis of Systems and Software (ISPASS), Austin, TX, 04/2011.  Download: paper (260.56 KB)
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Accurate Modeling and Generation of Storage I/O for Datacenter Workloads", Exascale Evaluation and Research Techniques Workshop (EXERT), in conjunction with ASPLOS, Newport Beach, CA, 03/2011.  Download: paper (715.38 KB); slides (2.09 MB)
Delimitrou, C., S. Sankar, K. Vaid, and C. Kozyrakis, "Decoupling Datacenter Studies from Access to Large-Scale Applications: A Modeling Approach for Storage Workloads", IEEE International Symposium on Workload Characterization (IISWC), Austin, TX, 11/2011.  Download: paper (3.25 MB); slides (2.07 MB)
specialized computing
Qadeer, W., R. Hameed, O. Shacham, P. Venkatesan, C. Kozyrakis, and M. A. Horowitz, "Convolution Engine: Balancing Efficiency &\#38; Flexibility in Specialized Computing", Proceedings of the 40th Annual International Symposium on Computer Architecture, New York, NY, USA, ACM, pp. 24–35, 2013.  Download: paper (4.78 MB)
software hints
Zmily, A., and C. Kozyrakis, "Block-aware instruction set architecture", ACM Trans. Archit. Code Optim., vol. 3, no. 3, New York, NY, USA, ACM, pp. 327–357, 2006.  Download: p327-zmily.pdf (526.99 KB)
shared-memory MapReduce
Talbot, J., R. M. Yoo, and C. Kozyrakis, "Phoenix++: Modular MapReduce for Shared-memory Systems", Proceedings of the Second International Workshop on MapReduce and Its Applications, New York, NY, USA, ACM, pp. 9–16, 2011.  Download: paper (756.45 KB)
shared cache
Sanchez, D., and C. Kozyrakis, "Vantage: Scalable and Efficient Fine-Grain Cache Partitioning", International Symposium on Computer Architecture (ISCA), San Jose, CA, 06/2011.  Download: paper (753.6 KB); slides (1.74 MB)
server design
Kozyrakis, C., A. Kansal, S. Sankar, and K. Vaid, "Server Engineering Insights for Large-Scale Online Services", IEEE Micro, vol. 30, no. 4, Los Alamitos, CA, USA, IEEE Computer Society Press, pp. 8–19, 2010.  Download: paper (496.53 KB)
server balancing
Kozyrakis, C., A. Kansal, S. Sankar, and K. Vaid, "Server Engineering Insights for Large-Scale Online Services", IEEE Micro, vol. 30, no. 4, Los Alamitos, CA, USA, IEEE Computer Society Press, pp. 8–19, 2010.  Download: paper (496.53 KB)
security
Delimitrou, C., and C. Kozyrakis, Bolt: Uncovering and Reducing the Security Vulnerabilities of Shared Clouds, : Cornell University & Stanford University, 04/2016.  Download: paper (2.1 MB)
Delimitrou, C., and C. Kozyrakis, "Bolt: I Know What You Did Last Summer... In The Cloud", Proceedings of the Twenty-Second International Conference on Architectural Support for Programming Languages and Operating Systems, New York, NY, USA, ACM, pp. 599–613, 2017.
scheduling
Sanchez, D., D. Lo, R. Yoo, J. Sugerman, and C. Kozyrakis, "Dynamic Fine-Grain Scheduling of Pipeline Parallelism", Proceedings of the 20th Intl. Conference on Parallel Architecture and Compilation Techniques (PACT), Galveston Island, TX, 10/2011.  Download: PDF (336.92 KB)