Associate Professor / Ajou University, South Korea

Department of Software and Computer Engineering / Department of Artificial Intelligence

Sep 2018 - present

Postdoctoral Associate / Virginia Tech, USA

The Bradley Department of Electrical and Computer Engineering

Nov 2016 - Jul 2018

Worked with Professor Binoy Ravindran at Systems Software Research Group

Ph.D. in Computer Science / KAIST, South Korea

Aug 2016

• Advisors: Professor Seungryoul Maeng (KAIST) and Professor Jin-Soo Kim (Sungkyunkwan University)
• Dissertation: Application-aware Memory Management for Mobile Devices
• Computer Architecture Lab

Conferences and Workshops

• Dotori: A Key-Value SSD Based KV Store
  Carl Duffy, Jaehoon Shim, Sang-Hoon Kim, and Jin-Soo Kim
  49th International Conference on Very Large Data Bases (VLDB'23), Vancouver, BC, Canada, August 28-September 1, 2023
• NVMeVirt: A Versatile Software-defined Virtual NVMe Device
  Sang-Hoon Kim, Jaehoon Shim, Euidong Lee, Seongyeop Jeong, Ilkueon, and Jin-Soo Kim
  21st USENIX Conference on File and Storage Technologies (USENIX FAST'23), Santa Clara, CA, February 21-23, 2023
• Rethinking Remote Memory Placement on Large-Memory Systems with Path Diversity
  Wonkyo Choe, Sang-Hoon Kim, and Jeongseob Ahn
  12nd ACM SIGOPS Asia-Pacific Workshop on Systems (APSys'21), Virtual (Hong Kong, China), August 24-25, 2021
• DEX: Scaling Applications Beyond Machine Boundaries
  Sang-Hoon Kim, Ho-Ren Chuang, Robert Lyerly, Pierre Olivier, Changwoo Min, and Binoy Ravindran
  40th IEEE International Conference on Distributed Computing Systems (ICDCS'20), Virtual (Singapore), December 2-4, 2020
• A Framework for Software Diversification with ISA Heterogeneity
  Xiaoguang Wang, SengMing Yeoh, Robert Lyerly, Pierre Olivier, Sang-Hoon Kim, and Binoy Ravindran
  23rd International Symposium on Research in Attacks, Intrusions and Defenses (RAID'20), Virtual (Donostia / San Sebastian, Spain), October 14-16, 2020
• Transaction Support Using Compound Commands in Key-Value SSDs
  Sang-Hoon Kim, Jinhong Kim, Kisik Jeong, and Jin-Soo Kim
  11th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage'19), Renton, WA, USA, June 8-9, 2019
• A Framework to Secure Applications with ISA Heterogeneity
  Xiaoguang Wang, SengMing Yeoh, Robert Lyerly, Sang-Hoon Kim, and Binoy Ravindran
  9th Workshop on Systems for Multi-core and Heterogeneous Architectures (SFMA'19) held in conjunction with EuroSys'19, Dresden, Germany, March 25-28, 2019
• libMPNode: An OpenMP Runtime For Parallel Processing Across Incoherent Domains
  Robert Lyerly, Sang-Hoon Kim, and Binoy Ravindran
  10th International Workshop on Programming Models and Applications for Multicores and Manycores (PMAM'19) held in conjunction with PPoPP'19, Washington, DC, USA, February 16-20, 2019
• Application-aware Swapping for Mobile Systems
  Sang-Hoon Kim, Jinkyu Jeong, and Jin-Soo Kim
  ACM SIGBED International Conference on Embedded Software (EMSOFT'17), Seoul, South Korea, October 15-20, 2017
  • Also in ACM Transactions on Embedded Computing Systems, Vol. 16, Issue 5s, No. 182, October 2017
• OS Support for Thread Migration and Distribution in the Fully Heterogeneous Datacenter
  Pierre Olivier, Sang-Hoon Kim, and Binoy Ravindran
  16th Workshop on Hot Topics in Operating Systems (HotOS XVI), Whistler, British Columbia, Canada, May 7-10, 2017
• LZ4m: A Fast Compression Algorithm for In-Memory Data
  Sejun Kwon, Sang-Hoon Kim, Hyeong-Jun Kim, and Jin-Soo Kim
  36th IEEE International Conference on Consumer Electronics (ICCE'17), Las Vegas, NV, USA, January 11-13, 2017
• Managing GPU Buffers for Caching More Apps in Mobile Systems
  Sejun Kwon, Sang-Hoon Kim, Jin-Soo Kim, and Jinkyu Jeong
  ACM SIGBED International Conference on Embedded Software (EMSOFT'15), Amsterdam, The Netherlands, October 4-9, 2015
• Request-Oriented Durable Write Caching for Application Performance
  Sangwook Kim, Hwanju Kim, Sang-Hoon Kim, Joonwon Lee, and Jinkyu Jeong
  USENIX Annual Technical Conference (USENIX ATC'15), Santa Clara, CA, USA, July 8-10, 2015
• Controlling Physical Memory Fragmentation in Mobile Systems
  Sang-Hoon Kim, Sejun Kwon, Jin-Soo Kim, and Jinkyu Jeong
  ACM SIGPLAN International Symposium on Memory Management (ISMM'15), Portland, OR, USA, June 14, 2015
  • Also in ACM SIGPLAN Notices, Vol. 50, Issue 11, pp. 1--14, November 2015
• Subpage Programming for Extending the Lifetime of NAND Flash Memory
  Jung-Hoon Kim, Sang-Hoon Kim, and Jin-Soo Kim
  18th Conference on Design, Automation and Test in Europe (DATE'15), Grenoble, France, March 9-13, 2015
• OSSD: A Case for Object-based Solid State Drives
  Young-Sik Lee, Sang-Hoon Kim, Jin-Soo Kim, Jaesoo Lee, Chanik Park, and Seungryoul Maeng
  29th IEEE Conference on Massive Data Storage (MSST'13), Long Beach, CA, USA, May 6, 2013
• Using Solid State Drives (SSDs) for Virtual Block Devices
  Sang-Hoon Kim, Jin-Soo Kim, and Seungryoul Maeng
  2nd Workshop on Runtime Environments, Systems, Layering and Virtualized Environments (RESoLVE'12) held in conjunction with ASPLOS'12, London, United Kingdom, March 3-7, 2012
  • Granted student travel from VMWare
• HeteroDrive: Reshaping the Storage Access Pattern of OLTP Workload Using SSD
  Sang-Hoon Kim, Dawoon Jung, Jin-Soo Kim, and Seungryoul Maeng
  4th International Workshop on Software Support for Portable Storage(IWSSPS'09) held as a part of the ESWEEK'09, Grenoble, France, October 15, 2009
• FlexRPC: A Flexible Remote Procedure Call Facility for Modern Cluster File Systems
  Sang-Hoon Kim, Youngjae Lee, and Jin-Soo Kim
  9th IEEE International Conference on Cluster Computing (CLUSTER'07), Austin, TX, USA, September 17-20, 2007

Journals

• CCoW: Optimizing Copy-on-Write Considering the Spatial Locality in Workloads
  Minjong Ha and Sang-Hoon Kim
  MDPI Electronics, Vol. 11, Issue 3, No. 461, February 2022
• A Case for Low-Latency Communication Layer for Distributed Operating Systems
  Sang-Hoon Kim
  IEICE Transactions on Information and Systems, Vol. 12, pp. 2244-2247, December 2021
• InK: In-Kernel Key-Value Storage with Persistent Memory
  Minjong Ha and Sang-Hoon Kim
  MDPI Electronics, Vol. 9, Issue 11, No. 1913, November 2020
• Utilizing Subpage Programming to Prolong the Lifetime of Embedded NAND Flash-based Storage
  Jung-Hoon Kim, Sang-Hoon Kim, and Jin-Soo Kim
  IEEE Transactions on Consumer Electronics, Vol. 64, Issue 1, pp. 1--9, February 2018
• GCMix: An Efficient Data Protection Scheme Against the Paired Page Interference
  Sang-Hoon Kim, Jinhyuk Lee, and Jin-Soo Kim
  ACM Transactions on Storage, Vol. 13, Issue 4, Article No. 37, December 2017
• ActiveSort: Efficient External Sorting using Active SSDs in the MapReduce Framework
  Young-Sik Lee, Luis Cavazos Quero, Sang-Hoon Kim, Jin-Soo Kim, and Seungryoul Maeng
  Future Generation Computer Systems, Vol. 65, Issue C, pp. 76--89, December 2016
• SmartLMK: A Memory Reclamation Scheme for Improving User-perceived App Launch Time
  Sang-Hoon Kim, Jinkyu Jeong, Jin-Soo Kim, and Seungryoul Maeng
  ACM Transactions on Embedded Computing Systems, Vol. 15, Issue 3, Article No. 47, June 2016
• Revisiting Shared Cache Contention Problems: A Practical Hardware-Software Cooperative Approach
  Eunji Pak, Sang-Hoon Kim, Jaehyuk Huh, and Seungryoul Maeng
  IEICE Transactions on Information and Systems, Vol. E96-D, No. 7, pp. 1457--1466, July 2013
• BeanFS: A Distributed File System for Large-scale E-mail Services
  Wook Jung, Daewoo Lee, Eunji Pak, Youngjae Lee, Sang-Hoon Kim, Jin-Soo Kim, Taewoong Kim, and Sungwon Jun
  Journal of Korea Information Science Society, Vol. 36, No. 4, pp. 247--258, August 2009
• Modeling and Evaluation of Serial Multicast Remote Procedure Calls (RPCs)
  Sang-Hoon Kim, Jin-Soo Kim, and Seungryoul Maeng
  IEEE Communications Letters, Vol. 13, No. 4, pp. 283--285, April 2009

Miscellaneous

• The Key-Value SSD as a First-Class Citizen in the Operating System
  Carl Duffy, Sang-Hoon Kim, and Jin-Soo Kim
  Poster on the 12nd USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage'20), Boston, MA (Virtual), USA, July 13, 2020
• A Blackbox Approach to Performance Modeling of KVSSDs
  Jinhong Kim, Sang-Hoon Kim, Jin-Soo Kim, and Joonwon Lee
  Poster on the 17th USENIX Conference on File and Storage Technologies (USENIX FAST'19), Boston, MA, USA, February 25-28, 2019
• Scheduling HPC Workloads on Heterogeneous-ISA Architectures
  Mohamed Lamine, Anthony Carno, Robert Lyerly, Sang-Hoon Kim, Pierre Olivier, Changwoo Min, and Binoy Ravindran
  Poster on the 2019 ACM SIGPLAN Principles and Practice of Parallel Programming (PPoPP'19), Washington DC, USA, February 16--20, 2019
• DDZTrace: An Online Semantic-aware Block Tracing Tool
  Joohyung Park, Kisik Jeong, Sang-Hoon Kim, and Jin-Soo Kim
  Poster on the 14th USENIX Conference on File and Storage Technologies (USENIX FAST'16), Santa Clara, CA, USA, February 2016
• Design and Implementation of Full-Disk Encryption Using Hardware Support
  Sang-Hoon Kim, Jinho Seol, Seungryoul Maeng, and Jin-Soo Kim
  Poster on the Korea Information Science Society Workshop on Special Interest Group on Computer Systems, No. 30, January 2010
• BeanFS: A Distributed File System for a Large Number of Immutable Files
  Wook Jung, Daewoo Lee, Eunji Pak, Youngjae Lee, Sang-Hoon Kim, Jin-Soo Kim, Taewoong Kim, and Sungwon Jun
  Technical report CS-TR-2008-289, KAIST Computer Science Department

Patents

• Copy-on-Write Optimization Apparatus and Method for Process Fork
  Sang-Hoon Kim and Minjong Ha
  Patent Filed No. 10-2020-0187135 (December 30, 2020), Korea
• Method and Node Device For Node-to-Node Data Transfer Based on RDMA
  Sang-Hoon Kim
  Patent Filed No. 10-2019-0151252 (November 22, 2019), Korea
• Method and Apparatus for Controlling Memory in Electronic Device
  Sunae Seo, Sang-Hoon Kim, Jin-Soo Kim, and Dongjun Shin
  Patent No. US-9588912B2 (March 7, 2017), United States
• Method and Apparatus for Controlling Memory in Electronic Device
  Sunae Seo, Sang-Hoon Kim, Jin-Soo Kim, and Dongjun Shin
  Patent Filed No. 10-2015-0108257 (March 17, 2014), Korea
• Distributed File System and Method for Operating File Using Owner-based File Grouping
  Taewoong Kim, Sungwon Jun, Yuncheol Joo, Jin-Soo Kim, Wook Jung, Daewoo Lee, Eunji Pak, Youngjae Lee, Sang-Hoon Kim, and Myeongah Yang
  Patent No. 1009149 (January 11, 2011), Korea
• Distributed File System and Method for Replica-based Fault Treatment
  Taewoong Kim, Sungwon Jun, Yuncheol Joo, Jin-Soo Kim, Wook Jung, Daewoo Lee, Eunji Pak, Youngjae Lee, Sang-Hoon Kim, and Myeongah Yang
  Patent No. 0994342 (November 12, 2010), Korea
• Distributed File System and File Consistency Management Method Using Replica State Matching
  Taewoong Kim, Sungwon Jun, Yuncheol Joo, Jin-Soo Kim, Wook Jung, Daewoo Lee, Eunji Pak, Youngjae Lee, Sang-Hoon Kim, and Myeongah Yang
  Patent No. 0988107 (October 8, 2010), Korea