George Amvrosiadis
Publications

Full list of publications also available on: Google Scholar, DBLP

2023
  • Mimir: Finding Cost-efficient Storage Configurations in the Public Cloud, H. Park, G. R. Ganger, G. Amvrosiadis. In 16th ACM International Systems and Storage Conference (SYSTOR 2023), June 2023.
  • "Validating Large Language Models with ReLM", M. Kuchnik, V. Smith, G. Amvrosiadis. In Sixth Conference on Machine Learning and Systems (MLSys 2023), June 2023. Best Paper Award!
  • "RAIZN: Redundant Array of Independent Zoned Namespaces", T. Kim, J. Jeon, N. Arora, H. Li, M. Kaminsky, D. Andersen, G. R. Ganger, G. Amvrosiadis, M. Bjørling. In 28th ACM International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS 2023), March 2023.
2022
  • "Plumber: Diagnosing and Removing Performance Bottlenecks in Machine Learning Data Pipelines", M. Kuchnik, A. Klimovic, J. Simsa, V. Smith, G. Amvrosiadis. In Fifth Conference on Machine Learning and Systems (MLSys 2022), August 2022.
  • "Getting Zoned Storage out of the Friend Zone -- Interview: Matias Bjørling and George Amvrosiadis on ZNS SSDs", M. Bjørling, G. Amvrosiadis, B. Jannen, R. Farrow. In ;login: Online, January 2022.
2021
  • "It's Time to Talk About HPC Storage: Perspectives on the Past and Future", B. Settlemyer, G. Amvrosiadis, P. Carns, R. Ross. In Computing in Science & Engineering, Volume 23, Issue 6, November/December 2021.
  • "DeltaFS: A Scalable No-Ground-Truth Filesystem For Massively-Parallel Computing", Q. Zheng, C. Cranor, G. Ganger, G. Gibson, G. Amvrosiadis, B. Settlemyer, G. Grider. In International Conference for High Performance Computing, Networking, Storage and Analysis (SC 2021), November 2021. Best Paper Finalist! (Acc.Rate: 23%)
  • "Progressive Compressed Records: Taking a Byte out of Deep Learning Data", M. Kuchnik, G. Amvrosiadis, V. Smith. In 47th International Conference on Very Large Data Bases (VLDB 2021), August 2021.
  • "ZNS: Avoiding the Block Interface Tax for Flash-based SSDs", M. Bjorling, A. Aghayev, H. Holmberg, A. Ramesh, D. Le Moal, G. Ganger, G. Amvrosiadis. In 2021 USENIX Annual Technical Conference (ATC), July 2021. (Acc.Rate: 18%)
2020
  • "Streaming Data Reorganization at Scale with DeltaFS", Q. Zheng, C. Cranor, A. Jain, G. Ganger, G. Gibson, G. Amvrosiadis, B. Settlemyer, G. Grider. In ACM Transactions on Storage, Volume 16, Issue 4, No. 23, September 2020.
  • "Unleashing In-network Computing on Scientific Workloads", D. Kim, A. Jain, Z. Liu, G. Amvrosiadis, D. Hazen, B. Settlemyer, V. Sekar. arXiv:2009.02457, September 2020.
  • "More IOPS for less: Exploiting burstable storage in public clouds", H. Park, G. Ganger, G. Amvrosiadis. In 12th USENIX Workshop on Hot Topics in Cloud Computing (HotCloud '20), July 2020.
  • "The Case for Custom Storage Backends in Distributed Storage Systems", A. Aghayev, S. Weil, M. Kuchnik, M. Nelson, G. Ganger, G. Amvrosiadis. In ACM Transactions on Storage, Volume 16, Issue 2, No. 9, May 2020.
  • "File Systems Unfit as Distributed Storage Back Ends: Lessons from 10 Years of Ceph Evolution", A. Aghayev, S. Weil, M. Kuchnik, M. Nelson, G. Ganger, G. Amvrosiadis. In USENIX ;login:, Volume 45, No. 1, Spring 2020.
  • "Mochi: Composing Data Services for High-Performance Computing Environments", R. Ross, G. Amvrosiadis, P. Carns, C. Cranor, M. Dorier, K. Harms, G. Ganger, G. Gibson, S. Gutierrez, R. Latham, B. Robey, D. Robinson, B. Settlemyer, G. Shipman, S. Snyder, J. Soumagne, Q. Zheng. In Journal of Computer Science and Technology, Volume 35, No. 1, January 2020.
2019
  • "Selected Results of the Workshop on Data Storage Research 2025" , G. Amvrosiadis, A. R. Butt, V. Tarasov, E. Zadok, M. Zhao. In USENIX ;login:, Volume 44, No. 4, Winter 2019.
  • "Progressive Compressed Records: Taking a Byte out of Deep Learning Data" , M. Kuchnik, G. Amvrosiadis, V. Smith. arXiv:1911.00472, November 2019.
  • "File Systems Unfit as Distributed Storage Backends: Lessons from 10 Years of Ceph Evolution" , A. Aghayev, S. Weil, M. Kuchnik, M. Nelson, G. R. Ganger, G. Amvrosiadis. In 27th Symposium on Operating Systems Principles (SOSP), October 2019. (Acc.Rate: 13%)
  • "Compact Filters for Fast Online Data Partitioning" , Q. Zheng, C. D. Cranor, A. Jain, G. R. Ganger, G. A. Gibson, G. Amvrosiadis, B. W. Settlemyer, G. A. Grider. In 2019 IEEE International Conference on Cluster Computing (CLUSTER), September 2019.
2018
  • "Data Storage Research Vision 2025" , G. Amvrosiadis, A. R. Butt, V. Tarasov, E. Zadok, M. Zhao, I. Ahmad, R. H. Arpaci-Dusseau, F. Chen, Y. Chen, Y. Chen, Y. Cheng, V. Chidambaram, D. Da Silva, A. Demke-Brown, P. Desnoyers, J. Flinn, X. He, S. Jiang, G. Kuenning, M. Li, C. Maltzahn, E. L. Miller, K. Mohror, R. Rangaswami, N. Reddy, D. Rosenthal, A. S. Tosun, N. Talagala, P. Varman, S. Vazhkudai, A. Waldani, X. Zhang, Y. Zhang, M. Zheng. Report on NSF Visioning Workshop held May 30 - June 1, 2018.
  • "The Atlas Cluster Trace Repository" , G. Amvrosiadis, M. Kuchnik, J. W. Park, C. Cranor, G. R. Ganger, E. Moore, N. DeBardeleben. In USENIX ;login:, Volume 43, No. 4, Winter 2018.
  • "Scaling Embedded In-Situ Indexing with DeltaFS", Q. Zheng, C. Cranor, G. Ganger, G. Amvrosiadis, G. Gibson, B. Settlemyer, G. Grider. In International Conference for High Performance Computing, Networking, Storage and Analysis (SC 2018), November 2018. (Acc.Rate: 19%)
  • "On the diversity of cluster workloads and its impact on research results", G. Amvrosiadis, J. W. Park, G. Ganger, G. Gibson, E. Baseman, N. DeBardeleben. In 2018 USENIX Annual Technical Conference (ATC), July 2018. (Acc.Rate: 20%)
2017
  • "Software-Defined Storage for Fast Trajectory Queries using a DeltaFS Indexed Massive Directory", Q. Zheng, G. Amvrosiadis, S. Kadekodi, G. Gibson, C. Cranor, B. Settlemyer, G. Grider, F. Guo. In 2nd Joint International Workshop on Parallel Data Storage & Data Intensive Scalable Computing Systems (PDSW-DISCS), November 2017.
2016
  • "Unobtrusive Storage Maintenance", G. Amvrosiadis. Doctoral Dissertation, University of Toronto, August 2016.
  • "Getting Back Up: Understanding How Enterprise Data Backups Fail", G. Amvrosiadis, M. Bhadkamkar. In 2016 USENIX Annual Technical Conference (ATC), June 2016. (Acc.Rate: 19%)
  • "Quartet: Harmonizing task scheduling and caching for cluster computing", F. Deslauriers, P. McCormick, G. Amvrosiadis, A. Goel, A. Demke Brown. In 8th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage '16), June 2016.
2015
  • "Opportunistic Storage Maintenance", G. Amvrosiadis, A. Demke Brown, A. Goel. In 25th Symposium on Operating Systems Principles (SOSP), October 2015. (Acc.Rate: 16%)
  • "Identifying Trends in Data Protection Systems", G. Amvrosiadis, M. Bhadkamkar. In 2015 USENIX Annual Technical Conference (ATC), July 2015. (Acc.Rate: 20%)
2013
  • "Temperature Management in Datacenters: Cranking Up the Thermostat Without Feeling the Heat" , N. El-Sayed, I. Stefanovici, G. Amvrosiadis, A. Hwang, B. Schroeder. In USENIX ;login:, Volume 38, No. 1, February 2013.
2012
  • "Practical Scrubbing: Getting to the bad sector, at the right time", G. Amvrosiadis, A. Oprea, B. Schroeder. In 42nd Annual IEEE/IFIP International Conference on Dependable Systems and Networks, Dependable Computing and Communication Symposium (DSN/DCCS), July 2012. Highest ranked in conference! (Acc.Rate: 17%)
  • "Temperature Management in Data Centers: Why Some (Might) Like It Hot", N. El-Sayed, I. Stefanovici, G. Amvrosiadis, A. Hwang, B. Schroeder. In Joint 40th International Conference on Measurement and Modeling of Computer Systems and IFIP WG 7.3 Conference on Computer Performance Modeling and Analysis (SIGMETRICS/Performance), June 2012. Best Paper Award! (Acc. Rate: 15%)