PROFESSIONAL SERVICES

  1. Program Committee, IEEE International Symposium on High-Performance Computer Architecture (HPCA), 2025.
  2. Program Committee, 57th IEEE/ACM International Symposium on Microarchitecture (MICRO), 2024.
  3. Program Committee, International Symposium on Computer Architecture (ISCA) 2024.
  4. Program Committee, ACM 16th Workshop on Hot Topics in Storage and File Systems (HotStorage), 2024.
  5. Grant Review Committee, Swiss National Science Foundation (SNSF), 2023
  6. Program Committee, IEEE International Symposium on High-Performance Computer Architecture (HPCA), 2024.
  7. Program Committee, ACM International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS), 2024.
  8. Program Committee, 21th USENIX Symposium on Networked Systems Design and Implementation (NSDI) 2024.
  9. Program Committee, 56th IEEE/ACM International Symposium on Microarchitecture (MICRO), 2023
  10. Program Committee, ACM 15th Workshop on Hot Topics in Storage and File Systems (HotStorage), 2023.
  11. Program Committee, IEEE International Conference on Distributed Computing Systems (ICDCS) 2023.
  12. Program Committee, International Symposium on Computer Architecture (ISCA) 2023.
  13. Program Committee, The USENIX Annual Technical Conference (ATC), 2023.
  14. Program Committee, ACM International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS), 2023.
  15. Program Committee, 28th Asia and South Pacific Design Automation Conference (ASP-DAC), 2023
  16. Program Committee, 55th IEEE/ACM International Symposium on Microarchitecture (MICRO), 2022.
  17. Program Committee, The International Conference for High Performance Computing, Networking, Storage, and Analysis (SC), 2022.
  18. PC Chair, The 13th Annual Non-Volatile Memory Workshop (NVMW), 2022.
  19. Program Committee, USENIX 14th Workshop on Hot Topics in Storage and File Systems (HotStorage), 2022
  20. External Program Committee, International Symposium on Computer Architecture (ISCA) 2022.
  21. Organizing Committee, The 27th IEEE International Symposium on High-Performance Computer Architecture (HPCA), 2022.
  22. Program Committee, 27th Asia and South Pacific Design Automation Conference (ASP-DAC), 2022
  23. Program Committee, IEEE International Conference on Computer Design (ICCD), 2021
  24. External Review Committee, 52nd IEEE/ACM International Symposium on Microarchitecture (MICRO), 2021
  25. Program Committee (awarded by Distinguished PC Members), USENIX 13th Workshop on Hot Topics in Storage and File Systems (HotStorage), 2021
  26. Program Committee, Design Automation Conference (DAC), 2021
  27. Program Committee, Annual Non-Volatile Memory Workshop (NVMW), 2021.
  28. Program Committee, IEEE International Conference on Cluster Computing (Cluster), 2021.
  29. Program Committee, The 30th ACM SIGPLAN International Conference on Compiler Construction (CC), 2021.
  30. Organizing Committee, The 27th IEEE International Symposium on High-Performance Computer Architecture (HPCA), 2021.
  31. Program Committee, The IEEE 15th International Conference on Networking, Architecture, and Storage (NAS), 2020.
  32. External Review Committee, The 29th International Conference on Parallel Architectures and Compilation Techniques (PACT), 2020.
  33. Invited Memory Panel, The future of memory technologies and their impact on future HPC and datacenter system design at ISC High Performance, 2020.
  34. Program Committee, 12th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage), 2020.
  35. Program Committee, DAC Late Breaking Results, 2020.
  36. Program Committee, ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), 2020
  37. Program Committee, Design Automation Conference (DAC), 2020
  38. Program Committee, KSC System Society Conference, 2020
  39. External Review Committee, 52nd IEEE/ACM International Symposium on Microarchitecture (MICRO), 2019
  40. Program Committee, IEEE International Conference on Computer Design (ICCD), 2019
  41. Advisory board, IT University of Copenhagen, Nordea, Conscia, Red Hat, CNEX Labs, UC Santa Cruz, 2019
  42. Program Committee, Design Automation Conference, (DAC), 2019.
  43. Program Committee, Non-Volatile Memories Workshop, (NVMW), 2019.
  44. External Review Committee, ACM International Conference on Architectural Support for Programming Languages and Operating Systems, (ASPLOS), 2019.
  45. External Review Committee, IEEE Symposium on. High Performance Computer Architecture. (HPCA), 2019.
  46. Program Committee, Design, Automation and Test in Europe (DATE), 2019
  47. Program Committee, The 36th IEEE International Conference on Computer Design (ICCD), 2018
  48. Program Committee, The IEEE International Conference on Cloud Computing (CLOUD), 2018
  49. Program Committee, 51st IEEE/ACM International Symposium on Microarchitecture (MICRO), 2018
  50. Organization Committee, 51st IEEE/ACM International Symposium on Microarchitecture (MICRO), 2018
  51. Program Committee, 2nd Workshop on Hardware/Software Techniques for Minimizing Data Movement (Min-Move 2018) @ ASPLOS, 2018
  52. Program Committee, IEEE International Parallel & Distributed Processing Symposium (IPDPS), 2018
  53. Shadow Program Committee, ACM International Conference on Architectural Support for Programming Languages and Operating Systems, (ASPLOS), 2018
  54. Grant Review Committee, Samsung Research Funding & Incubation Center for Future Technology (Fall), 2017.
  55. Program Committee, IEEE International Symposium on High-Performance Computer Architecture, (HPCA), 2018
  56. Program Committee, International Workshop on Architectures for Intelligent Machines (AIM), 2017
  57. Program Committee, IEEE International Conference on Computer Design (ICCD), 2017
  58. Program Committee, International Conference on Network and Parallel Computing (NPC), 2017
  59. Program Committee, IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC-17), 2017
  60. Program Committee, IEEE Non-Volatile Memory Systems and Applications Symposium (NVMSA) 2017.
  61. Grant Review Committee, Samsung Research Funding & Incubation Center for Future Technology (Spring), 2017.
  62. External Program Committee, International Symposium on Computer Architecture (ISCA) 2017.
  63. Organization Committee, Korean Institute of Information Scientists and Engineers (KIISE) Spring 2017.
  64. Organization Committee, International Symposium on Computer Architecture (ISCA) 2016.
  65. Organization Committee, Operating System Support for Next Generation Large Scale NVRAM (NVRAMOS) 2016.
  66. Program Committee, USENIX Interactions OF NVM/Flash with Operating-Systems and Workloads (INFLOW), 2016
  67. Program Committee, IEEE International Conference on Computer Design (ICCD), 2016
  68. Program Committee, Workshop on Architectures and Systems for Big Data (ASBD), 2016
  69. Executive Director, Special Interest Group on Computer Systems (SIGCS), 2016~present
  70. Grant Reviewer, U.S. Kentucky Science & Engineering Foundation, 2016
  71. Session Chair, Design Automation Conference (DAC) 2016.
  72. External Review Committee, IEEE/ACM International Symposium on Microarchitecture (MICRO), 2016
  73. Organization Committee, Non-Volatile Memory Systems and Applications Symposium (NVMSA), 2016
  74. Program Committee, IEEE International Conference on Very Large Scale Integration (VLSI-SoC), 2016.
  75. Program Committee, ACM/SIGARCH International Conference on Supercomputing (ICS), 2016.
  76. Program Committee, IEEE International Parallel & Distributed Processing Symposium (IPDPS), 2016.
  77. External Review Committee, IEEE Symposium on. High Performance Computer Architecture. (HPCA), 2016.
  78. Program Committee, USENIX Workshop on Interactions of NVM/Flash with Operating Systems and Workloads (INFLOW), 2015.
  79. External Review Committee, IEEE/ACM International Symposium on Microarchitecture (MICRO), 2015.
  80. Program Committee, International Symposium on Computer Architecture & Digital Systems (CADS), 2015.
  81. Program Committee, IEEE International Conference on Computer Design (ICCD), 2015.
  82. Program Committee, IEEE International Conference on Massive Storage Systems and Technology (MSST), 2015
  83. Program Committee, IFIP/IEEE International Conference on Very Large Scale Integration (VLSI-SOC) 2015
  84. Program Committee, IEEE International Parallel and Distributed Processing Symposium (IPDPS), 2015.
  85. External Review Committee, Design Automation Conference (DAC), 2015.
  86. Organizing Committee, Operating System Support for Next Generation Large Scale NVRAM (NVRAMOS), 2014.
  87. Editor, IEMEK Journal of Embedded Systems and Applications, 2014
  88. Program Committee, IEEE International Conference on Computer Design (ICCD), 2014.
  89. External Review Committee, Design Automation Conference (DAC), 2014.
  90. Program Committee, International Conference on Advanced Engineering Computing and Applications in Sciences, 2014.
  91. Organizing Committee, Operating System Support for Next Generation Large Scale NVRAM (NVRAMOS), 2013.
  92. Memory Session Chair, International Conference on Supercomputing (ICS), 2013.
  93. Program Committee, International Conference on Advanced Engineering Computing and Applications in Sciences, 2013.

AWARDS

  1. Hall of Fame, IEEE/ACM ISCA, 2024
  2. Innovation Award Winner, "CXL-Enabled AI Accelerator", CES, 2024
  3. The Memorable Paper Award Winner, HolisticGNN: Geometric Deep Learning Engines for Computational SSDs, NVMW, 2022
  4. Samsung Best Paper Award Winner (Grand Prize), Hardware-Software Co-Design to Integrate Strong Latency Determinism into Log-Structured Merge Key-Value Stores, Samsung Electronics, 2022
  5. Award of Excellence, The Best Lecturer (Undergraduate Operating System), KAIST, 2021
  6. Distinguished Program Committee Members, USENIX 13th Workshop on Hot Topics in Storage and File Systems (HotStorage), 2021
  7. Award of Excellence, Engineering School Technology Innovation Award, KAIST, 2020
  8. Award of Excellence, RNN-based Machine Learning Methods in an SSD for Efficient Data Reduction and Compression, SK Semiconductor Innovation, 2018
  9. Award of Excellence, Introducing a Hybrid Non-Volatile Memory Systems for High Performance GPGPU-based Graph Processing, SK Semiconductor Innovation, 2018
  10. Special Award, Holistic Optimizations for High-Reliable QLC-based SSD Storage Systems by Leveraging Redundant Fault-Tolerance Mechanisms in Data Center, SK Semiconductor Innovation, 2018
  11. National Research Foundation, Design of Advanced Future Software and Hardware Stack for New Memory based SSD Systems, NRF 2021R1AC4001773, 2021 (Single PI)
  12. IITP, Machine Learning Augmented Intelligent Storage Systems for Hyper-Connected Society, IITP 2021-0-00524, 2021 (Single PI)
  13. U.S. LBNL/DOE, Design and Implementation of FPGA-based Non-Volatile Memory Controllers, DE-AC02-05CH 11231, 2017.
  14. National Research Foundation, NRF 5 Years Young Researcher Career Program, R1C1B2015312, 2016 (Single PI).
  15. National Research Foundation, Next-Generation Information Computing Development Program, NRF-2015M3C4A7065645, 2015
  16. U.S. National Science Foundation, CNS Core Programs Award, CNS-1422923, 2014 (Single PI).
  17. U.S. Department of Energy and Lawrence Berkeley National Laboratory, CoDEx Award, DE-AC02-05CH1123, 2014.
  18. Award of Excellence, Lawrence Berkeley National Laboratory, Computer Sciences Summer Student Program, 2012.
  19. Future Scientist Award Winner, Federation of Busan Science and Technology, 2005.
  20. Most Innovative Award Winner, "National Thesis Project," Gwangju Information & Culture Industry Promotion Agency, 2005.
  21. Professional Development Award, Korea Game Technology Center, 2005.
  22. The Best New Employee of Product Planning Team Award, Samsung Electronics Co., Ltd., 2006.
  23. Winner in “The Best Engineer of Flash Software Group Awards,” Samsung Electronics Co., Ltd., 2006.

INVITATION TALKS AND PRESENTATIONS

  1. Invited Speaker, "Exploring the Current and Future Terrain of CXL Technology", Hewlett Packard Enterprise, 2024
  2. Invited Speaker, "The Evolution of Solid-State Drives: Computational Approaches and Applications", Samsung MX, 2023.
  3. Invited Speaker, "Panmnesia: Navigating the CXL Landscape - Present and Beyond", Samsung DS, 2023
  4. Invited Speaker, "The Forefront of Technology: An In-depth Exploration of CXL and Its Memory-Centric Uses", Memory Centric Computing Workshop, 2023
  5. Invited Speaker, "An In-Depth Look: From Flash Firmware Architecture to CXL Interfaces", Samsung MX, 2023.
  6. Invited Speaker, "From CXL to Flash Firmware: Understanding Tomorrow's Memory, Storage, and Software", Samsung Semiconductor, 2023
  7. Distinguished Lecture, "Revolutionizing Data Centers: The Role of CXL Technology", Peking University 2023
  8. Invited Speaker, "CXL Memory Pooling: The Basics and Beyond in AI", Industry-Academic Collaboration Workshop for Semiconductor, IC Design Education Center, 2023
  9. Invited Speaker, "Navigating the CXL Landscape: From Fundamentals to Future Applications", Samsung AIT, 2023.
  10. Invited Speaker, "Breaking Down CXL: Why It's Crucial and What's Next", SIGARCH, 2023.
  11. Invited Speaker, " Memory Pooling over CXL and Go Beyond with AI", 2023 OCP APAC Tech Day, 2023
  12. Invited Speaker, "Beyond DRAM: Exploring the Potential of Persistent Memory in Modern Computing", Samsung MX, 2023.
  13. Invited Speaker, " Memory Expansion Techniques and Large-Scale AI Model Acceleration using CXL", AI Semiconductor Forum, The Institute Semiconductor Engineers, 2023
  14. Invited Speaker, "CXL Decoded: Its Meaning, Importance and the Path Ahead", Samsung Electronics, 2023.
  15. Invited Speaker, " Unlocking the Power of CXL: Navigating the Future of Cutting-Edge Technology", Seoul National University, 2023
  16. Invited Speaker, "What is CXL, Why Does It Matter, and Where Are We?", CXL Industry Symposium (Intel, AMD, Panmnesia, Samsung, SK-Hynix Consortium), 2023
  17. Keynote, Process-in-Memory and AI-semiconductor Strategic Technology Symposium 2022, IITP, Ministry of Science/Industry
  18. Distinguished Lecture, " Putting Memory and Computing in a Single Pool over Compute Express Link (CXL)", RESDIS held together with The International Conference for High Performance Computing, Networking, Storage, and Analysis (SC'22),
  19. Invited Speaker, "Memory Expansion over Cache Coherent Interconnect (CXL)", LX Semiconductor, 2022
  20. Invited Speaker, "Future Hardware Acceleration with CXL", Fuiosa AI, 2022
  21. Invited Speaker, "High-Performance Memory Expansion and Scalable CXL Network", Samsung Electronics, 2022
  22. Invited Program Speaker, "CXL-SSD: Expanding PCIe Storage as Working Memory over CXL", CXL Forum at Flash Memory Summit, 2022
  23. Invited Program Speaker, "CXL 2.0-based End-to-end System for High-Performance Memory Disaggregation", CXL Forum at Flash Memory Summit, 2022
  24. Featured Lecture, "The Future of CXL Interconnect Technologies", SK-Hynix C-level Memory Summit, 2022
  25. Invited Program Speaker, "Is Memory Becoming Indistinguishable from Storage?", ISC, 2021
  26. Keynote Speech, " System Platform Revolution over Open-licensed Hardware", Samsung Open Source Conference, 2020
  27. Invitation Talk, "NVM for HPC: from Ultra-Fast Storage to Compute Accelerator to Checkpoint-Free Persistent CPUs", Samsung Advanced Institute of Technology, 2020
  28. Invitation Talk, "Exploring Full Design Spaces for Microscale Performance Storage", ETRI, 2020
  29. Invited Program Speaker, " Is Memory Becoming Indistinguishable from Storage?", Lawrence Berkeley National Laboratory (LBNL)/ISC, 2020
  30. Invitation Talk, "Microscale Performance Storage Architecture", SNU, 2019
  31. Invitation Talk, "Design Challenges of Storage Systems to Expose Microscale Performance", SIGARCH Korea Chapter, 2019
  32. Invitation Talk, "Non-Volatile Memory and Storage Systems in Exascale Supercomputing", Virtualization Workshop, Korea University, 2019
  33. Invitation Talk, "Cross-Layer Optimizations for Datacenters and Full-System Simulation Model for SSD Research Acceleration," KSC System Society, 2019
  34. Invitation Talk, "High-Speed Storage Systems for Future Research," Korea Semiconductor Industry Association, 2018
  35. Invitation Talk, "Punching Through Server Storage Stack from Kernel to Firmware for Ultra-Low Latency SSDs," NVRAMOS", 2018
  36. Colloquium, "Exploring New Challenges with Emerging Non-Volatile Memory Technologies," KAIST, 2018
  37. Invitation Talk, "PRAM and New Memory Solutions," Western Digital Research, San Jose CA, America, 2018
  38. Presentation, "Design of PRAM-based Persistent NVDIMM to Prepare the Data Age," Flash Summit, Santa Clara CA, America, 2018
  39. Invitation Talk, "Flash Innovation for IoT, Large-Scale Storage, and Heterogeneous Edge," SK Hynix, 2018
  40. Invitation Talk, "Datacenter and Cloud with New Non-Volatile Memories," LG Electronics, 2018
  41. Invitation Talk, "Memory Hierarchy Revision by Taking Into Account Flash and New Memories," UNIST, 2018
  42. Invitation Talk, "Flash in Multi-Scale Computing Systems," SIGFAST, 2018
  43. Invitation Talk, "Harmony of the Emerging Non-Volatile Memories for Data Explosion," SK, 2018
  44. Invitation Talk, "Hardware and Software Optimizations for Flash-based Data Processing Acceleration," KSC System Society, 2018
  45. Tutorial, "Non-Volatile Memory and High Performance Data Processing and Simulation Methods," KSC, 2017
  46. Invitation Talk, "Flash in Data Centers, Enterprise Edges, and Endpoints," Samsung Memory Division, 2017
  47. Tutorial, "Modeling NVMe-Enabled SSD Architectures for Full System Simulations," International SoC Design Conference, 2017
  48. Forum, "Storage System for High Performance Exascale Supercomputing," Korea Supercomputing Conference, 2017
  49. Invitation Talk, "System Exploration and Optimization for Storage Class Memory," Operating System Support for Next Generation Large Scale NVRAM, 2017
  50. Invitation Talk, "Tweaking Storage Stacks with New Memory and Manycore-Integrated Hardware Acceleration," Samsung Semiconductor, 2017
  51. Invitation Talk, "Exploring Non Volatile Memory From Data Centers to Connected Devices," POSTECH, 2017
  52. Invitation Talk, "Memory and Storage for Data Age 2025", Samsung Advanced Institute of Technology, 2017
  53. Invitation Lecture, "High Performance SSD Architecture", Seoul National University 2017
  54. Invitation Talk, "Putting All your Eggs in One Basket for Better Hardware Acceleration", Sogang University 2017
  55. Invitation Talk, "Cutting-down SSD Infrastructure for Full System Simulation", Hanyang University 2017
  56. Invitation Talk, "Towards the Integration of Storage and Computational Resources", Operating System Support for Next Generation Large Scale NVRAM, 2016
  57. Invitation Talk, "Performance Tuning on Inside and Outside in Modern Solid State Disks", Seoul National University, 2016
  58. Invitation Talk, "Architecture Exploration and System Research for Flash-based SSDs", SIGCS, 2016
  59. Invitation Talk, "SSD Optimization From the Ground-Up into Heterogeneous Computing", SK-Hynix, 2015
  60. Invitation Talk, "A Holistic Architecture Approach for Non-Volatile Memory based Storage Systems", POSTECH, 2015
  61. Colloquium, "A Design of Flash-based Storage Arrays from the Bottom to the Top," Pennsylvania State University, PA, 2015
  62. Invitation Talk, "Modeling Open Simulation Framework and Byte Addressable Interface for Non-Volatile Memory," Advanced Scientific Computing Research (ASCR) Hardware Architecture Program Review, Berkeley, CA, 2015
  63. Invitation Talk, "Current State of the Art Non-Volatile Memory and Solid State Disk Architecture," Lawrence Berkeley National Laboratory, Berkeley, CA, 2014
  64. Presentation, "HIOS: A Host Interface I/O Scheduler for Solid State Disks", ISCA, Minneapolis, MN, 2014
  65. Presentation, "Triple-A: A Non-SSD Based Autonomic All-Flash Array for Scalable High Performance Computing Storage Systems," ASPLOS, Salt Lake City, Utah, 2014 [ slides ]
  66. Presentation, "Sprinkler: Maximizing Resource Utilization in Many-Chip Solid State Disks", HPCA, Orlando, FL, 2014 [ slides ]
  67. Presentation, "Challenges in Getting Flash Drives Closer to CPU", HotStorage, San Jose, CA, 2013 [ video ] [ slides ]
  68. Presentation, "Revisiting Widely-held Expectations of SSD and Rethinking Implications for Systems", SIGMETRICS, Pittsburgh. PA 2013 [ slides ]
  69. Presentation, "Design of a Large-Scale Storage-Class RRAM System", ICS, Eugene, OR, 2013
  70. Presentation, "Disk-Cache and Parallelism Aware I/O Scheduling to Improve Storage System Performance", IPDPS, Boston, MA, 2013
  71. Presentation, "Interference Resolver in Shared Storage Systems to Provide Fairness to I/O Intensive Applications", HPDIC, Boston, MA 2013
  72. Invitation Talk, "Designing Non-Volatile Memory Systems and Removing Performance Bottlenecks for SSDs", Intel Research Lab, CA, 2013
  73. Presentation, "Taking Garbage Collection Overheads off the Critical Path in SSDs", USENIX Middleware, Montreal, Canada, 2012
  74. Demo, "Middleware - Firmware Cooperation for High-Speed Solid State Drives", USENIX Middleware, Montreal, Canada, 2012
  75. Presentation, "Removing Performance Bottlenecks for SSDs," DoD Supercomputing Resource Center, US Army Research Lab, 2012
  76. Technical Session, "Next generation NVM technologies," Lawrence Berkeley National Lab. Berkeley, CA, 2012
  77. Presentation, "Physically Addressed Queueing (PAQ): Improving Parallelism in Solid State Disks," ISCA, Portland, OR, 2012
  78. Presentation, "An Evaluation of Different Page Allocation Strategies on High-Speed SSDs," USENIX HotStorage, Boston, MA, 2012
  79. Presentation, "NANDFlashSim: Intrinsic Latency Variation Aware NAND Flash Memory System Modeling and Simulation at Microarchitecture level," MSST, Pacific Grove, CA, 2012
  80. Presentation, "On Urgency of I/O Operations," CCGrid, Ottawa, Canada, 2012
  81. Technical Session, “Efficient Development Methods by using C,”Samsung Software Center, Korea, 2007
  82. Invitation Talk, "Object Oriented Paradigm,”Samsung Software Center, Korea, 2005