Refereed Conference & Workshop Papers

C75. Alexandru Uta, Alexandru Custura, Dmitry Duplyakin, Ivo Jimenez, Jan Rellermeyer, Carlos Maltzahn, Robert Ricci, Alexandru Iosup, “Is Big Data Performance Reproducible in Modern Cloud Networks?” 17th USENIX Symposium on Networked Systems Design and Implementation (NSDI’20), Santa Clara, CA, February 25-27, 2020.

C74. Kathryn Dahlgren, Jeff LeFevre, Ashay Shirwadkar, Ken Iizawa, Aldrin Montana, Peter Alvaro, Carlos Maltzahn, “Towards Physical Design Management in Storage Systems,” 4th International Parallel Data Systems Workshop (PDSW 2019, co-located with SC’19), Denver, CO, November 18, 2019. (slides)

C73. Jianshen Liu, Philip Kufeldt, Carlos Maltzahn, “MBWU: Benefit Quantification for Data Access Function Offloading,” HPC I/O in the Data Center Workshop (HPC-IODC 2019, co-located with ISC-HPC 2019), Frankfurt, Germany, June 20, 2019 (slides).

C72. Andrea David, Mariette Souppe, Ivo Jimenez, Katia Obraczka, Sam Mansfield, Kerry Veenstra, Carlos Maltzahn, “Reproducible Computer Network Experiments: A Case Study Using Popper,” 2nd International Workshop on Practical Reproducible Evaluation of Computer Systems (P-RECS, co-located with HPDC’19), Phoenix, AZ, June 24, 2019.

C71. Ivo Jimenez, Carlos Maltzahn, “Spotting Black Swans With Ease: The Case for a Practical Reproducibility Platform,” 1st Workshop on Reproducible, Customizable and Portable Workflows for HPC (ResCuE-HPC’18, co-located with SC’18), Dallas, TX, November 11, 2018 (slides).

C70. Aleksander Maricq, Dmitry Duplyakin, Ivo Jimenez, Carlos Maltzahn, Ryan Stutsman, and Robert Ricci, “Taming performance variability,” 13th USENIX Symposium on Operating Systems Design and Implementation (OSDI’18), Carlsbad, CA, October 8-10, 2018.

C69. Michael A. Sevilla, Carlos Maltzahn, “Popper Pitfalls: Experiences Following a Reproducibility Convention,” 1st International Workshop on Practical Reproducible Evaluation of Computer Systems (P-RECS, co-located with HPDC’18), Tempe, AZ, June 11, 2018. (poster)

C68. Michael A. Sevilla, Reza Nasirigerdeh, Carlos Maltzahn, Jeff LeFevre, Noah Watkins, Peter Alvaro, Margaret Lawson, Jay Lofstead, Jim Pivarski, “Tintenfisch: File System Namespace Schemas and Generators,” 10th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage’18, co- located with USENIX ATC’18), Boston, MA, July 9-10, 2018.

C67. Ivo Jimenez, Noah Watkins, Michael Sevilla, Jay Lofstead, Carlos Maltzahn, “quiho: Automated Performance Regression Testing Using Inferred Resource Utilization Profiles,” 9th ACM/SPEC International Conference on Performance Engineering (ICPE 2018), Berlin, Germany, April 9-13, 2018.

C66. Michael Sevilla, Carlos Maltzahn, Peter Alvaro, Reza Nasirigerdeh, Bradley Settlemyer, Danny Perez, David Rich and Galen Shipman, “Programmable Caches with a Data Management Language & Policy Engine,” 18th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGrid 2018), Washington, DC, May 1-4, 2018.

C65. Michael Sevilla, Ivo Jimenez, Noah Watkins, Jeff LeFevre, Shel Finkelstein, Peter Alvaro, Patrick Donnelly and Carlos Maltzahn, “Cudele: An API and Framework for Programmable Consistency and Durability in a Global Namespace,” 32nd IEEE International Parallel and Distributed Processing Symposium (IPDPS 2018), Vancouver, BC, Canada, May 21-25, 2018.

C64. Zhihao Jia, Sean Treichler, Galen Shipman, Michael Bauer, Noah Watkins, Carlos Maltzahn, Pat McCormick, Alex Aiken, “Integrating External Resources with a Task-Based Programming Model,” 24TH IEEE International Conference on High Performance Computing, Data, and Analytics (HiPC 2017), Jaipur, India, 18 - 21 December, 2017.

C63. Latchesar Ionkov, Carlos Maltzahn, Michael Lang, “Optimized scatter/gather data operations for parallel storage,” 2nd Joint International Workshop on Parallel Data Storage & Data Intensive Scalable Computing (PDSW-DISCS’17), Denver, CO, Nov 13, 2017.

C62. Noah Watkins, Michael Sevilla, Ivo Jimenez, Kathryn Dahlgren, Peter Alvaro, Shel Finkelstein, Carlos Maltzahn, “DeclStore: Layering is for the Faint of Heart,” 9th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage’17) co-located with USENIX ATC’17, Santa Clara, CA, July 10-11, 2017.

C61. Ivo Jimenez, Michael Sevilla, Noah Watkins, Carlos Maltzahn, Jay Lofstead, Kathryn Mohror, Andrea Arpaci-Dusseau and Remzi Arpaci-Dusseau, “The Popper Convention: Making Reproducible Systems Evaluation Practical,” 2017 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW), 1561–70, 2017.

C60. Ivo Jimenez, Andrea Arpaci-Dusseau, Remzi Arpaci-Dusseau, Jay Lofstead, Carlos Maltzahn, Kathryn Mohror, Robert Ricci, “PopperCI: Automated Reproducibility Validation,” Workshop on Computer and Networking Experimental Research Using Testbeds (CNERT’17) in conjunction with IEEE INFOCOM 2017, Atlanta, GA, May 1, 2017.

C59. Michael Sevilla, Noah Watkins, Ivo Jimenez, Peter Alvaro, Shel Finkelstein, Jeff LeFevre, Carlos Maltzahn, “Malacology: A Programmable Storage System,” EuroSys 2017, Belgrade, Serbia, April 23-26, 2017.

C58. Nicholas Brummell, John Gustafson, Andrew Klofas, Carlos Maltzahn, Adnrew Shewmaker, “Unum Arithmetic: Better Math with Clearer Tradeoffs,” 1st International Workshop on Post-Moore’s Era Supercomputing (PMES 2016), co-located with SC16, Salt Lake City, UT, November 14, 2016

C57. Jay Lofstead, Ivo Jimenez, Carlos Maltzahn, Quincey Koziol, John Bent, Eric Barton, “DAOS and Friends: A Proposal for an Exascale Storage System,” 29th ACM and IEEE International Conference for High Performance Computing, Networking, Storage and Analysis (SC16), Salt Lake City, UT, November 13-18, 2016.

C56. Andrew G. Shewmaker, Carlos Maltzahn, Katia Obraczka, Scott Brandt, John Bent, “TCP Inigo: Ambidextrous Congestion Control,” 25th International Conference on Computer Communications and Networks (ICCCN 2016), Waikoloa, HI, August 1-4, 2016.

C55. Ivo Jimenez, Carlos Maltzahn, Jay Lofstead, Adam Moody, Kathryn Mohror, Remzi Arpaci-Dusseau, Andrea Arpaci-Dusseau, “Characterizing and Reducing Cross-Platform Performance Variability Using OS-level Virtualization,” 1st IEEE International Workshop on Variability in Parallel and Distributed Systems (VarSys’16), co-located with the 30th IEEE International Parallel and Distributed Processing Symposium (IPDPS 2016), Chicago, IL, May 23, 2016.

C54. Adam Manzanares, Noah Watkins, Cyril Guyot, Damien LeMoal, Carlos Maltzahn, Zvonimir Bandic, “ZEA, A Data Management Approach for SMR,” 8th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage’16), Denver, CO, June 20-21, 2016.

C53. Hacker, J., J. Exby, N. Chartier, D. Gill, I. Jimenez, C. Maltzahn, and G. Mullendore: Collaborative Research and Education with Numerical Weather Prediction Enabled by Software Containers. American Meteorological Society 32nd Conference on Environmental Processing Technologies (AMS’16). Jan. 2016.

C52. Ivo Jimenez, Carlos Maltzahn, Jay Lofstead, Kathryn Mohror, Adam Moody, Remzi Arpaci-Dusseau, Andrea Arpaci-Dusseau, “Tackling the Reproducibility Problem in Storage Systems Research with Declarative Experiment Specifications,” 10th Parallel Data Storage Workshop at Supercomputing ’15 (PDSW 2015), Austin, TX, November 16, 2015.

C51. Noah Watkins, Zhihao Jia, Galen Shipman, Carlos Maltzahn, Alex Aiken, Pat McCormick, “Automatic and Transparent I/O Optimization With Storage Integrated Application Runtime Support,” 10th Parallel Data Storage Workshop at Supercomputing ’15 (PDSW 2015), Austin, TX, November 16, 2015.

C50. Michael Sevilla, Noah Watkins, Carlos Maltzahn, Ike Nassi, Scott Brandt, Sage Weil, Greg Farnum, Sam Fineberg, “Mantle: A Programmable Metadata Load Balancer for the Ceph File System,” 28th ACM and IEEE International Conference for High Performance Computing Networking, Storage, and Analysis (SC15), Austin, TX, November 2015.

C49. Ivo Jimenez, Carlos Maltzahn, Adam Moody, Kathryn Mohror, Jay Lofstead, Remzi Arpaci-Dusseau, Andrea Arpaci-Dusseau, “The Role of Container Technology in Reproducible Computer Systems Research,” First Workshop on Containers (WoC 2015) (Workshop co-located with IEEE International Conference on Cloud Engineering - IC2E 2015), Tempe, AZ, March 9-13, 2015.

C48. Jay Lofstead, Jai Dayal, Ivo Jimenez, Carlos Maltzahn, “Efficient, Failure Resilient Transactions for Parallel and Distributed Computing,” The 2014 International Workshop on Data-Intensive Scalable Computing Systems (DISCS-2014) (Workshop co-located with Supercomputing 2014), New Orleans, LA, November 16, 2014.

C47. Dimitrios Skourtis, Dimitris Achlioptas, Noah Watkins, Carlos Maltzahn, Scott Brandt, “Erasure Coding & Read/Write Separation in Flash Storage,” 2nd Workshop on Interactions of NVM/Flash with Operating Systems and Workloads (INFLOW ’14) (Workshop co-located with OSDI 2014), Broomfield, CO, October 5, 2014.

C46. Jay Lofstead, Ivo Jimenez, Carlos Maltzahn, “Consistency and Fault Tolerance Considerations for the Next Iteration of the DOE Fast Forward Storage and IO Project,” 2014 Workshop on Interfaces and Architectures for Scientific Data Storage (IASDS 2014), Minneapolis, MN, September 9-12, 2014.

C45. Adam Crume, Carlos Maltzahn, Lee Ward, Thomas Kroeger, Matthew Curry, “Automatic Generation of Behavioral Hard Disk Drive Access Time Models,” 30th International Conference on Massive Storage Systems and Technology (MSST 2014),  Santa Clara, CA, June 2-6, 2014.

C44. Dimitris Skourtis, Dimitris Achlioptas, Noah Watkins, Carlos Maltzahn, Scott Brandt, “Flash on Rails: Consistent Flash Performance through Redundancy,” USENIX Annual Technical Conference (ATC’14), Philadelphia, PA, June 19-20, 2014.

C43. Michael Sevilla, Ike Nassi, Kleoni Ioannidou, Scott Brandt, and Carlos Maltzahn, “SupMR:Circumventing Disk and Memory Bandwidth Bottlenecks for Scale-up MapReduce,” Workshop on Large-Scale Parallel Processing at IEEE International Parallel and Distributed Processing Symposium (LSPP), Phoenix, AZ, May 23, 2014.

C42. Carlos Maltzahn, Arnav Jhala, Michael Mateas, Jim Whitehead, “Gamification of Private Digital Data Archive Management,” International Workshop on Gamification for Information Retrieval at the European Conference on Information Retrieval (GamifIR’14), Amsterdam, Netherlands, April 13, 2014.

C41. Michael Sevilla, Ike Nassi, Kleoni Ioannidou, Scott Brandt and Carlos Maltzahn, “A Framework for an In-depth Comparison of Scale-up and Scale-out,” The 2013 International Workshop on Data- Intensive Scalable Computing Systems at Supercomputing ’13 (DISCS-2013), Denver, CO, November 18, 2013.

C40. Jay Lofstead, Jai Dayal, Ivo Jimenez, and Carlos Maltzahn, “Efficient Transactions for Parallel Data Movement,” 8th Parallel Data Storage Workshop at Supercomputing ’13 (PDSW 2013), Denver, CO, November 18, 2013.

C39. Adam Crume, Carlos Maltzahn, Lee Ward, Thomas Kroeger, Matthew Curry, Ron Oldfield and Patrick Widener, “Fourier-Assisted Machine Learning of Hard Disk Drive Access Time Models,” 8th Parallel Data Storage Workshop at Supercomputing 13 (PDSW 2013), Denver, CO, November 18, 2013.

C38. Dimitrios Skourtis, Dimitris Achlioptas, Carlos Maltzahn, and Scott Brandt, “High Performance & Low Latency in Solid-State Drives Through Redundancy,” in INFLOW 2013 (in conjunctions with SOSP’13), Farmington, PA, November 3, 2013.

C37. Noah Watkins, Carlos Maltzahn, Scott Brandt, Ian Pye, and Adam Manzanares, “In-vivo storage system development,” in BigDataCloud ’13 (in conjunction with EuroPar 2013), (Aachen, Germany), August 26, 2013.

C36. Joe Buck, Noah Watkins, Greg Levin, Adam Crume, Kleoni Ioannidou, Scott Brandt, Carlos Maltzahn, Neoklis Polyzotis, and Aaron Torres, “SIDR: Structure-Aware Intelligent Data Routing in Hadoop,” in SC ’13, (Denver, CO), November 2013.

C35. Latchesar Ionkov, Mike Lang, Carlos Maltzahn, “DRepl: Optimizing Access to Application Data for Analysis and Visualization,” 29th IEEE Symposium on Massive Storage Systems and Technologies - Research Track (MSST 2013), Long Beach, CA, May 6-10, 2013.

C34. Jun He, John Bent, Aaron Torres, Gary Grider, Garth Gibson, Carlos Maltzahn, Xian-He Sun, “I/O Acceleration with Pattern Detection,” 22nd International ACM Symposium on High Performance Parallel and Distributed Computing (HPDC’13), New York City, NY, June 17-22, 2013.

C33. Adam Crume, Joe Buck, Carlos Maltzahn, Scott Brandt, “Compressing intermediate keys between mappers and reducers in SciHadoop,” 7th Parallel Data Storage Workshop at Supercomputing 12 (PDSW 2012), Salt Lake City, UT, November 12, 2012.

C32. Noah Watkins, Carlos Maltzahn, Adam Manzanares, Scott Brandt, “Datamods: Programmable file system services,” 7th Parallel Data Storage Workshop at Supercomputing (PDSW 2012), Salt Lake City, UT, November 12, 2012.

C31. Jun He, John Bent, Aaron Torres, Gary Grider, Garth Gibson, Carlos Maltzahn, and X.-H. Sun, “Discovering structure in unstructured I/O,” 7th Parallel Data Storage Workshop at Supercomputing 12 (PDSW 2012), Salt Lake City, UT, November 12, 2012.

C30. Varun Bhagwan, Tyron Grandison, Carlos Maltzahn, “Recommendation-based De-Identification: A Practical Systems Approach towards De-identification of Unstructured Text in Healthcare,” IEEE 2012 Services Workshop on Security and Privacy Engineering (SPE 2012), Honolulu, HI, June, 2012.

C29. Shinpei Kato, Michael McThrow, Carlos Maltzahn, Scott Brandt, “Gdev: First-Class GPU Resource Management in the Operating System,” USENIX Annual Technical Conference (ATC ’12), Boston, MA, June 13-15, 2012 (paper, slides, video, audio)

C28. Ning Liu, Jason Cope, Philip Carns, Christopher Carothers, Robert Ross, Gary Grider, Adam Crume, and Carlos Maltzahn, “On the role of burst buffers in leadership-class storage systems,” MSST/SNAPI 2012, Pacific Grove, CA, April 16 - 20 2012

C27. Ning Liu, Christopher Carothers, Jason Cope, Philip Carns, Robert Ross, Adam Crume, and Carlos Maltzahn, “Modeling a Leadership-scale Storage System”, 9th International Conference on Parallel Processing and Applied Mathematics (PPAM 2011), Torun, Poland, September 11-14, 2011

C26. Joe B. Buck, Noah Watkins, Jeff LeFevre, Kleoni Ioannidou, Carlos Maltzahn, Neoklis Polyzotis, Scott Brandt, “SciHadoop: Array-based Query Processing in Hadoop,” Proceedings of SC11, Seattle, WA, November 12-18, 2011.

C25. Sasha Ames, Maya B. Gokhale, and Carlos Maltzahn, “QMDS: A File System Metadata Management Service Supporting a Graph Data Model-based Query Language”, 6th IEEE International Conference on Networking, Architecture, and Storage (NAS 2011), Dalian, China, July 28-30, 2011

C24. Roberto Pineiro, Kleoni Ioannidou, Carlos Maltzahn, Scott A. Brandt, “RAD-FLOWS: Buffering for Predictable Communication”, 17th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS 2011), Chicago, IL, April 11-14, 2011.

C23. Scott A. Brandt, Carlos Maltzahn, Neoklis Polyzotis, Wang-Chiew Tan, “Fusing Data Management Services with File Systems”, 4th Petascale Data Storage Workshop at Supercomputing 09 (PDSW 09), Portland, OR, November 15, 2009.

C22. Esteban Molina-Estolano, Maya Gokhale, Carlos Maltzahn, John May, John Bent, Scott A. Brandt, “Mixing Hadoop and HPC Workloads on Parallel Filesystems”, 4th Petascale Data Storage Workshop at Supercomputing 09 (PDSW 09), Portland, OR, November 15, 2009.

C21. Joe Buck, Noah Watkins, Carlos Maltzahn, and Scott A. Brandt. “Abstract storage: Moving file format-specific abstractions into petabyte-scale storage systems,” 2nd International Workshop on Data-Aware Distributed Computing (in conjunction with HPDC-18), Munich, Germany, June 9 2009

C20. Scott Brandt, Carlos Maltzahn, Anna Povzner, Roberto Pineiro, Andrew Shewmaker and Tim Kaldewey, “An Integrated Model for Performance Management in a Distributed System,” 4th International Workshop on Operating Systems Platforms for Embedded Real-Time Applications (OSPERT 2008), July 1, Prague, Czech Republic, 2008.

C19. Tim Kaldewey, Theodore Wong, Richard Golding, Anna Povzner, Scott Brandt and Carlos Maltzahn, “Virtualizing Disk Performance,” RTAS 2008, April 22-24, St. Louis, MO, 2008 (Best Student Paper).

C18. Anna Povzner, Tim Kaldewey, Scott Brandt, Richard Golding, Theodore Wong, Carlos Maltzahn, “Efficient Guaranteed Disk Request Scheduling with Fahrrad,” Eurosys 2008, Glasgow, Scotland, March 31 - April 4, 2008.

C17. Sage Weil, Andrew Leung, Scott A. Brandt, Carlos Maltzahn, “RADOS: A Fast, Scalable, and Reliable Storage Service for Petabyte-scale Storage Clusters”, Proceeding of the ACM Petascale Data Storage Workshop 2007 (PDSW 07), Reno, NV, November 11, 2007.

C16. Jonathan Koren, Yi Zhang, Sasha Ames, Andrew Leung, Carlos Maltzahn, Ethan L. Miller, “Searching and Navigating Petabyte Scale File Systems Based on Facets,” Proceeding of the ACM Petascale Data Storage Workshop 2007 (PDSW 07), Reno, NV, November 11, 2007.

C15. David Bigelow, Suresh Iyer, Tim Kaldewey, Roberto Pineiro, Anna Povzner, Scott Brandt, Richard Golding, Theodore Wong, Carlos Maltzahn, “End-to-end Performance Management for Scalable Distributed Storage”, Proceeding of the ACM Petascale Data Storage Workshop 2007 (PDSW 07), Reno, NV, November 11, 2007.

C14. Andrew Leung, Eric Lalonde, Jacob Telleen, James Davis, Carlos Maltzahn, “Using Comprehensive Analysis for Performance Debugging in Distributed Storage Systems,” Proceedings of the 24th IEEE Conference on Mass Storage Systems and Technologies (MSST) 2007, September 2007.

C13. Sage Weil, Scott A. Brandt, Ethan L. Miller, Carlos Maltzahn, “CRUSH: Controlled, Scalable, Decentralized Placement of Replicated Data,” Proceedings of SC’06, Tampa FL, November 11-17, 2006.

C12. Sage Weil, Scott A. Brandt, Ethan L. Miller, Darrell D. E. Long, Carlos Maltzahn, “Ceph: A Scalable, High-Performance Distributed File System,” Proceedings of the 7th Conference on Operating Systems Design and Implementation (OSDI’06), Seattle, WA, November 6-8, 2006.

C11. Sasha Ames, Nikhil Bobb, Kevin M. Greenan, Owen S. Hofmann, Mark W. Storer, Carlos Maltzahn, Ethan L. Miller, Scott A. Brandt, “LiFS: An Attribute-Rich File System for Storage Class Memories”, Proceedings of the 23rd IEEE / 14th NASA Goddard Conference on Mass Storage Systems and Technologies (MSST2006), College Park, MD, May 15-18, 2006.

C10. Nikhil Bobb, Damian Eads, Mark W. Storer, Scott A. Brandt, Carlos Maltzahn, Ethan L. Miller, “Graffiti: A Framework for Testing Collabarative Distributed Metadata”, 7th Workshop on Distributed Data and Structures (WDAS06), Santa Clara, CA, January 4-6, 2006.

C9. Mark W. Storer, Kevin Greenan, Ethan L. Millier, Carlos Maltzahn, “POTSHARDS: Storing Data for the Long-term without Encryption”, 3rd International IEEE Security in Storage Workshop, San Francisco, CA, December 2005.

C8. Alexander Ames, Nikhil Bobb, Scott A. Brandt, Adam Hiatt, Carlos Maltzahn, Ethan L. Miller, Alisa Neeman, and Deepa Tuteja, “Richer File System Metadata Using Links and Attributes,” Proceedings of the 22nd IEEE / 13th NASA Goddard Conference on Mass Storage Systems and Technologies (MSST 2005), Monterey, CA, April 2005, pp. 49–60.

C7. Carlos Maltzahn, Kathy Richardson, Dirk Grunwald, and James Martin, “On Bandwidth Smoothing,” 4th International Web Caching Workshop (WCW’99), San Diego, CA, March 1999.

C6. Carlos Maltzahn, Kathy Richardson, and Dirk Grunwald, “Reducing the Disk I/O of Web Proxy Server Caches,” USENIX Annual Technical Conference (ATC’99), Monterey, CA, June 1999.

C5. Carlos Maltzahn, Kathy Richardson, and Dirk Grunwald, “Performance Issues of Enterprise Level Web Proxies,” 1997 ACM SIGMETRICS International Conference on Measurement and Modeling of Computer Systems, Seattle, WA, June 1997.

C4. Clarence E. Ellis and Carlos Maltzahn, “The Chautauqua Workflow System,” 30 Hawaii International Conference on System Sciences, Information System Track, Wailea, Maui, Hawai’i, January 1997.

C3. Carlos Maltzahn, “Community Help: Discovering Tools and Locating Experts in a Dynamic Environment,” 1995 Conference on Human Factors in Computing Systems (CHI’95), Denver, CO, May 1995.

C2. Thomas Rose, Carlos Maltzahn, and Matthias Jarke, “Integrating Object and Agent Worlds”, In P. Loucopoulos, editor, Advanced Information Systems Engineering (CAiSE’92), volume 593 of Lecture Notes in Computer Science, pp. 17–32, Manchester, UK, May 12–15, 1992. Springer Berlin / Heidelberg.

C1. Carlos Maltzahn, Thomas Rose, “ConceptTalk: Kooperationsunterstützung in Softwareumgebungen,” Verteilte Künstliche Intelligenz und Kooperatives Arbeiten, 4th Internationaler GI-Kongress Wissens-basierter Systeme, pp. 195–206, Springer-Verlag, London, UK, 1991

Journals

J13. Philip Kufeldt, Carlos Maltzahn, Tim Feldman, Christine Green, Grant Mackey, Shingo Tanaka, “Eusocial Storage Devices - Offloading Data Management to Storage Devices that Can Act Collectively,” ;login: The USENIX Magazine, Volume 43, Number 2, pp. 16–22, Summer, 2018.

J12. Joshua Hacker, John Exby, David Gill, Ivo Jimenez, Carlos Maltzahn, Timothy See, Gretchen Mullendore, Kathryn Fossell, “A containerized mesoscale model and analysis toolkit to accelerate classroom learning, collaborative research, and uncertainty quantification,” Bull. Amer. Meteor. Soc. Volume 98, pp. 1129-1138, 2017.

J11. Scott A. Klasky, Hasan Abbasi, Mark Ainsworth, J. Choi, Matthew Curry, T. Kurc, Qing Liu, Jay Lofstead, Carlos Maltzahn, Manish Parashar, Norbert Podhorszki, Eric Suchyta, Fang Wang, Matthew Wolf, C. S. Chang, M. Churchill, S. Ethier, “Exascale Storage Systems the SIRIUS Way,” Journal of Physics: Conference Series, 759 (1): 012095, November, 2016.

J10. Ivo Jimenez, Michael Sevilla, Noah Watkins, Carlos Maltzahn, Jay Lofstead, Kathryn Mohror, Remzi Arpaci-Dusseau, and Andrea Arpaci-Dusseau, “Standing on the Shoulders of Giants by Managing Scientific Experiments Like Software,” ;login: The USENIX Magazine, 41 (4): 20–26, Winter, 2016.

J9. Ivo Jimenez, Carlos Maltzahn, Jay Lofstead, Adam Moody, Kathryn Mohror, Remzi Arpaci-Dusseau, Andrea Arpaci-Dusseau, “I Aver: Providing Declarative Experiment Specifications Facilitates the Evaluation of Computer Systems Research,” Tiny Transactions on Computer Science (TinyToCS), Volume 4, 2016

J8. Sasha Ames, Maya B. Gokhale, and Carlos Maltzahn, “QMDS: a file system metadata management service supporting a graph data model-based query language,” International Journal of Parallel, Emergent and Distributed Systems, 27 (2), 2012.

J7.Carlos Maltzahn, Esteban Molina-Estolano, Amandeep Khurana, Alex J. Nelson, Scott A. Brandt, and Sage Weil, “Ceph as a Scalable Alternative to the Hadoop Distributed File System,” ;login: The USENIX Magazine, 35 (4): 38–49, August, 2010.

J6. Esteban Molina-Estolano, Carlos Maltzahn, John Bent, Scott A. Brandt, “Building a Parallel File System Simulator,” Journal of Physics: Conference Series, 180 (2009) 012050, August 2009.

J5. Anna Povzner, Tim Kaldewey, Scott A. Brandt, Richard Golding, Theodore Wong, and Carlos Maltzahn, “Efficient Guaranteed Disk Request Scheduling with Fahrrad,” Operating Systems Review, 42(4):13–25, May 2008.

J4. Carlos Maltzahn, Nikhil Bobb, Mark W. Storer, Damian Eads, Scott A. Brandt, and Ethan L. Miller, “Graffiti: A Framework for Testing Collaborative Distributed Metadata,” Proceedings in Informatics 21 (2007), 97–111.

J3. Clarence E. Ellis and Carlos Maltzahn, “Collaboration with Spreadsheets,” Journal of the Brazilian Computer Society, Special Edition on CSCW, 1(1), 1994, pp. 15–23.

J2. Matthias Jarke, Carlos Maltzahn, and Thomas Rose, “Sharing Processes: Team Coordination in Design Repositories,” International Journal on Intelligent and Cooperative Information Systems (IJICIS), 1(1), 1992, pp. 145–167.

J1. Thomas Rose, Matthias Jarke, Martin Gocek, Carlos Maltzahn, and Hans Nissen, “A Decision-Based Configuration Process Environment,” Software Engineering Journal, 6(5):332–346, September 1991.

Refereed Short Papers

S32. Jeff LeFevre, Carlos Maltzahn, “Scaling databases and file APIs with programmable Ceph object storage,” 2020 Linux Storage and Filesystems Conference (Vault’20, co-located with FAST’20 and NSDI’20), Santa Clara, CA, February 24-25, 2020.

S31. Jeff LeFevre, Noah Watkins, Carlos Maltzahn, “Skyhook: Programmable Storage for Databases,” 2019 Linux Storage and Filesystems Conference (Vault’19, co-located with FAST’19), Boston, MA, February 25-26, 2019.

S30. Philip Kufeldt, Jianshen Liu, and Carlos Maltzahn, “ MBWU (MibeeWu): Quantifying benefits of offloading data management to storage devices,” Poster Session at 17th USENIX Conference on File and Storage Technologies (FAST’19), Boston, MA, February 25-28, 2019.

S29. Ivo Jimenez, Carlos Maltzahn, “Reproducible, Automated and Portable Computational and DataScience Experimentation Pipelines with Popper,” AGU Fall Meeting, Washington, DC, December 12- 14, 2018.

S28. Carlos Maltzahn, “Should Storage Devices Stay Dumb or Become Smart?” Breakouts Session abstract at 10th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage’18, co-located with USENIX ATC’18), Boston, MA, July 9-10, 2018. (slides, minutes)

S27. Ivo Jimenez, Carlos Maltzahn, “Reproducible Computational and Data-Intensive Experimentation Pipelines with Popper,” Lightning Talk and Poster Session at the 11th Extremely Large Databases Conference (XLDB), Stanford, CA, April 30 May 2, 2018.

S26. Philip Kufeldt, Timothy Feldman, Christine Green, Grant Mackey, Carlos Maltzahn, Shingo Tanaka, “Eusocial Storage Devices,” WiP and Poster Sessions at 16th USENIX Conference on File and Storage Technologies (FAST’18), Oakland, CA, Feb 12-15, 2018.

S25. Noah Watkins, Michael Sevilla, Ivo Jimenez, Neha Ojha, Peter Alvaro, Carlos Maltzahn, “Brados: Declarative, Programmable Object Storage,” Poster Session at the 7th ACM Symposium on Cloud Computing 2016 (SoCC’16), Santa Clara, CA, October 5-7, 2016.

S24. Josh Hacker, John Exby, David Gill, Ivo Jimenez, Carlos Maltzahn, Tim See, Gretchen Mullendore, “Collaborative WRF-based research and education with reproducible numerical weather prediction enabled by software containers,” 17th Annual WRF Users Workshop. Boulder, CO, 2016

S23. Michael Sevilla, Scott Brandt, Carlos Maltzahn, Ike Nassi, Sam Fineberg, “Exploring Resource Migration using the CephFS Metadata cluster,” Work-in-Progress and Poster Session at the 12th USENIX Conference on File and Storage Technology (FAST 2014), San Jose, CA, February 17-20, 2014.

S22. Jay Lofstead, Ivo Jimenez, Carlos Maltzahn, Quincey Koziol, John Bent, Eric Barton, “An Innovative Storage Stack Addressing Extreme Scale Platforms and Big Data Applications,” in Poster Session at IEEE Cluster 2014, Madrid, Spain, September 22-26, 2014.

S21. Ivo Jimenez, Carlos Maltzahn, Jai Dayal, Jay Lofstead, “Exploring trade-offs in transactional parallel data movement,” in Poster Session at PDSW 2013 at SC13, (Denver, CO), November 17, 2013.

S20. Dimitris Skourtis, Scott A. Brandt, Carlos Maltzahn, “High Performance & Low Latency in Solid-State Drives Through Redundancy” In Work-in-Progress and Poster Session at the Conference on File and Storage Technology (FAST 2013), San Jose, CA, February 12-15 2013. (abstract, poster)

S19. Adam Crume, Carlos Maltzahn, Jason Cope, Sam Lang, Rob Ross, Phil Carns, Chris Carothers, Ning Liu, Curtis Janssen, John Bent, Stephen Eidenbenz, Meghan Wingate, “FLAMBES: Evolving Fast Performance Models”, Poster Session at Supercomputing 2011, Seattle, WA, November 12–18, 2011. (poster)

S18. Sasha Ames, Maya B. Gokhale, Carlos Maltzahn, “QMDS: A File System Metadata Service Supporting a Graph Data Model-Based Query Language”, Poster Session at 5th Petascale Data Storage Workshop (PDSW 2010), co-located with Supercomputing 2010, New Orleans, LA, November 15, 2010. (poster)

S17. Milo Polte, Esteban Molina-Estolan, John Bent, Garth Gibson, Carlos Maltzahn, Maya B. Gokhale, Scott Brandt, “PLFS and HDFS: Enabling Parallel Filesystem Semantics In The Cloud”, Poster Session at 5th Petascale Data Storage Workshop (PDSW 2010), co-located with Supercomputing 2010, New Orleans, LA, November 15, 2010. (abstract, poster, wip)

S16. Rosie Wacha, Scott A. Brandt, John Bent, and Carlos Maltzahn, “RAID4S: Adding SSDs to RAID Arrays”, Poster Session and Ph.D. Workshop at EuroSys 2010, Paris, France, April 13-16, 2010. (poster)

S15. Esteban Molina-Estolano, Carlos Maltzahn, Ben Reed, and Scott A. Brandt, “Haceph: Scalable Metadata Management for Hadoop using Ceph”, Poster Session at 7th USENIX Symposium on Networked Systems Design and Implementation (NSDI 2010), San Jose, CA, April 28-30, 2010. (abstract, poster)

S14. Carlos Maltzahn, Michael Mateas, and Jim Whitehead. “Infogarden: A casual-game approach to digital archive management”, Work-in-Progress and Poster Session at the Conference on File and Storage Technology (FAST 2010), San Jose, CA, February 24-27 2010. (abstract, wip slides, wip video, poster)

S13. Milo Polte, Esteban Molina-Estolano, John Bent, Scott A.Brandt, Garth A.Gibson, Maya B. Gokhale, Carlos Maltzahn, and Meghan Wingate. “Enabling scientific application i/o on cloud filesystems”, In Work-in-Progress and Poster Session at the Conference on File and Storage Technology (FAST 2010), San Jose, CA, February 24-27 2010. (abstract)

S12. Sasha Ames, Maya B. Gokhale, and Carlos Maltzahn. “Design and Implementation of a Metadata-Rich File System”, In Poster Session at the Conference on File and Storage Technology (FAST 2010), San Jose, CA, February 24-27 2010. (abstract)

S11. Rosie Wacha, Scott A. Brandt, John Bent, and Carlos Maltzahn. “RAID4S: Adding SSDs to RAID Arrays”, In Poster Session at the Conference on File and Storage Technology (FAST 2010), San Jose, CA, February 24-27 2010. (abstract)

S10. Varun Bhagwan, Carlos Maltzahn, “JabberWocky: Crowd-Sourcing Metadata for Files”, Work-In-Progress Session at 2009 IEEE International Conference on Services Computing (SCC 2009), Bangalore, India, September 21–25, 2009.

S9. Esteban Molina-Estolano, Carlos Maltzahn, Scott Brandt, and John Bent, “Comparing the Performance of Different Parallel Filesystem Placement Strategies,” Work-In-Progress Session of the Conference on File and Storage Technology (FAST 2009), San Francisco, CA, February 24-27, 2009.

S8. Carlos Maltzahn, “How Private are Home Directories?”, Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S7. Anna Povzner, Scott A. Brandt, Richard Golding, Theodore Wong, Carlos Maltzahn, “Virtualizing Disk Performance with Fahrrad,” Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S6. David Bigelow, Scott A. Brandt, Carlos Maltzahn, and Sage Weil, “Adapting RAID Methods for Use in Object Storage Systems,” Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S5. Ian Pye, Scott Brandt, and Carlos Maltzahn, “Ringer: A Global-Scale Lightweight P2P File Service”, Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S4. Esteban Molina-Estolano, Carlos Maltzahn, Sage Weil, and Scott Brandt, “Dynamic Load Balancing in Ceph”, Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S3. Tim Kaldewey, Andrew Shewmaker, Carlos Maltzahn, Theodore Wong, and Scott Brandt, “RADoN: QoS in storage Networks,” Work-in-Progress Session of the USENIX Conference on File and Storage Technology (FAST 2008), San Jose, CA, February 26-29, 2008.

S2. Sasha Ames, Carlos Maltzahn, Ethan L. Miller, “A File System Query Language,” Poster Session at the 21st Symposium on Operating Systems Principles (SOSP 2007), Stevenson, WA, October 2007.

S1. Sage Weil, Scott A. Brandt, and Carlos Maltzahn, “Scaling Linux Storage to Petabytes,” Linux Storage and Filesystem Workshop (LSF07), held in conjunction with the Conference on File and Storage Technology (FAST 07), San Jose, CA, February 12–13, 2007.

Technical Reports

T18. Dimitris Skourtis, Noah Watkins, Dimitris Achlioptas, Carlos Maltzahn, Scott A. Brandt, “Latency Minimization in SSD Clusters for Free,” Technical Report UCSC-SOE-13-10, July 2013

T17. Dimitris Skourtis, Scott A. Brandt, Carlos Maltzahn, “Ianus: Guaranteeing High Performance in Solid-State Drives,” Technical Report UCSC-SOE-13-08, May 2013

T16. Noah Watkins, Carlos Maltzahn, Scott A. Brandt, Ian Pye, Adam Manzanares, “In-Vivo Storage System Development,” Technical Report UCSC-SOE-13-02, March 2013

T15. Adam Crume, Joe Buck, Noah Watkins, Carlos Maltzahn, Scott A. Brandt, Neoklis Polyzotis, “SciHadoop Semantic Compression,” Technical Report UCSC-SOE-12-13, August 2012

T14. Joe Buck, Noah Watkins, Greg Levin, Kleoni Ioannidou, Scott A. Brandt, Carlos Maltzahn, Neoklis Polyzotis, “SIDR: Efficient Structure-Aware Intelligent Data Routing in SciHadoop,” Technical Report UCSC-SOE-12-08, July 2012

T13. Noah Watkins, Carlos Maltzahn, Scott A. Brandt, Adam Manzanares, “DataMods: Programmable File System Services,” Technical Report UCSC-SOE-12-07, July 2012

T12. Sasha Ames, Maya B. Gokhale, and Carlos Maltzahn, “QMDS: A File System Metadata Management Service Supporting a Graph Data Model-based Query Language,” Technical Report UCSC-SOE-11-12, April 2011.

T11. Roberto Pineiro, Kleoni Ioannidou, Scott A. Brandt, and Carlos Maltzahn, “RAD-FETCH: Modeling Prefetching for Hard Real-Time Tasks,” Technical Report UCSC-SOE-11-08, April 2011.

T10. Joe B. Buck, Noah Watkins, Jeff LeFevre, Kleoni Ioannidou, Carlos Maltzahn, Neoklis Polyzotis, Scott Brandt, “SciHadoop: Array-based Query Processing in Hadoop,” Technical Report UCSC-SOE-11-04, April 2011.

T9.Sasha Ames, Maya B. Gokhale, Carlos Maltzahn, “Design and Implementation of a Metadata-Rich File System,” Technical Report UCSC-SOE-10-07, January 2010.

T8.Sasha Ames, Maya B. Gokhale, Carlos Maltzahn, “A Metadata-Rich File System,” Technical Report UCSC-SOE-09-32, November 2009.

T7. Sasha Ames, Carlos Maltzahn, Ethan L. Miller, “Quasar: A Scalable Naming Language for Very Large File Collections,” Technical Report UCSC-SSRC-08-04, October 2008.

T6. Sasha Ames, Carlos Maltzahn, Ethan L. Miller, “QUASAR: Interaction with File Systems Using a Query and Naming Language,” Technical Report UCSC-SSRC-08-03, September 2008.

T5. Sage A. Weil, Carlos Maltzahn, Scott A. Brandt, “RADOS: A Reliable Autonomic Distributed Object Store,” Technical Report SSRC-07-01, Storage Systems Research Center, University of California, Santa Cruz, January 2007.

T4. Sage A. Weil, Scott A. Brandt, Ethan L. Miller, Darrell D. E. Long, Carlos Maltzahn, “Ceph: A Scalable Object-bsed Storage System,” Technical Report SSRC-06-02, Storage Systems Research Center, University of California, Santa Cruz, January 2006.

T3. Sage A. Weil, Scott A. Brandt, Ethan L. Miller, Carlos Maltzahn, “CRUSH: Controlled, Scalable, Decentralized Placement of Replicated Data,” Technical Report SSRC-06-01, Storage Systems Research Center, University of California, Santa Cruz, January 2006.

T2. Carlos Maltzahn, Kathy J. Richardson, Dirk Grunwald, and James Martin, “A Feasibility Study of Bandwidth Smoothing on the World-Wide Web Using Machine Learning,” Technical Report CU-CS-879-99, University of Colorado at Boulder, 1999.

T1. Carlos Maltzahn and David Vollmar, “ToolBox: A Living Directory for Unix Tools Owned by the Community,” Technical Report CU-CS-747-94, University of Colorado at Boulder, 1994.

Patents

P1. J. Eric Mowat, Yee-Peng Wang, Carlos Maltzahn, Raghu C. Mallena “Method and Apparatus to Improve Buffer Cache Hit Rate,”, U.S. Patent No. 7,249,219, July, 2007.

PhD Thesis

Carlos Maltzahn, “Improving Resource Utilization of Enterprise-Level World-Wide Web Proxy Servers,” PhD thesis, University of Colorado at Boulder, Boulder, CO, 1999.