College of Computing and Informatics - Department of Computer Science and Engineering

  • Professor Operating Systems, System Software
  • EOM, YOUNG IK 홈페이지 바로가기
    Lab Distributed Computing Lab.
CV1

Research Interest

System Software, Operating System, File system, Storage system, Virtualization, Distributed Computing, UI/UX platform

Education

  • (Ph.D.) Dept. of Computer Science, Seoul National Univ.
  • (MS) Dept. of Computer Science, Seoul National Univ.
  • (BS) Dept. of Computer Science and Statistics, Seoul National Univ.

Journal Articles

  • (2023)  Filesystem Fragmentation on Modern Storage Systems.  ACM TRANSACTIONS ON COMPUTER SYSTEMS.  41,  3
  • (2022)  Weight-Aware Cache for Application-Level Proportional I/O Sharing.  IEEE TRANSACTIONS ON COMPUTERS. 
  • (2021)  SFM: Mitigating Read/Write Amplification Problem of LSM-Tree-Based Key-Value Stores.  IEEE ACCESS.  9, 
  • (2021)  Alleviating I/O Interference in Virtualized Systems With VM-Aware Persistency Control.  IEEE ACCESS.  9, 
  • (2021)  Efficient single-pair all-shortest-path query processing for massive dynamic networks.  INFORMATION SCIENCES.  546,  1
  • (2020)  Designing Transactional Hypervisor for Improving the Performance of Qcow2-Based Virtual Disks.  IEEE ACCESS.  8,  1
  • (2020)  Thread Evolution Kit for Optimizing Thread Operations on CE/IoT Devices.  IEEE TRANSACTIONS ON CONSUMER ELECTRONICS.  66,  4
  • (2020)  Anti-Aging LFS: Self-Defragmentation With Fragmentation-Aware Cleaning.  IEEE ACCESS.  8,  1
  • (2020)  Making Application-Level Crash Consistency Practical on Flash Storage.  IEEE TRANSACTIONS ON PARALLEL AND DISTRIBUTED SYSTEMS.  31,  5
  • (2020)  LDJ: Version Consistency Is Almost Free on Commercial Storage Devices.  ACM TRANSACTIONS ON STORAGE.  15,  4
  • (2019)  NVRAM-Aware Mapping Table Management for Flash Storage Devices.  IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS.  E102D,  8
  • (2019)  URS: User-Based Resource Scheduling for Multi-User Surface Computing Systems.  IEEE TRANSACTIONS ON CONSUMER ELECTRONICS.  65,  3
  • (2018)  M-CLOCK: Migration-optimized Page Replacement Algorithm for Hybrid Memory Architecture.  ACM TRANSACTIONS ON STORAGE.  14,  3
  • (2018)  S-WAL: Fast and Efficient Write-Ahead Logging for Mobile Devices.  IEEE TRANSACTIONS ON CONSUMER ELECTRONICS.  64,  3
  • (2018)  Efficient graph pattern matching framework for network-based in-vehicle fault detection.  JOURNAL OF SYSTEMS AND SOFTWARE.  140,  1

Publications

  • (2017)  형식언어와 오토마타.  홍릉과학출판사.  Co-author
  • (2005)  운영체제.  사이텍미디어.  Co-author
  • (2004)  이산수학.  사이텍미디어.  Co-author
  • (2004)  C 언어 프로그래밍.  한티미디어.  Solo
  • (2001)  Web Security Source Book.  영진출판사.  Co-author
  • (2001)  형식언어와 오토마타.  사이텍미디어.  Co-author
  • (2001)  이산수학.  사이텍미디어.  Co-author
  • (2000)  정보공학입문.  성균관대학교출판부.  Co-author
  • (2000)  컴퓨터 자료처리.  성균관대학교출판부.  Co-author
  • (1999)  C++ 프로그래밍.  (주)사이텍미디어.  Co-author
  • (1998)  컴퓨터 운영체제론.  생능출판사.  Co-author

Patent/Intellectual Property

  • Data Discard Method for Journaling Filesystem and Memory Management Apparatus Thereof.  15/606264.  20200204.  UNITED STATES

Conference Paper

  • (2023)  MEMTIS: Efficient Memory Tiering with Dynamic Page Classification and Page Size Determination.  ACM Symposium on Operating Systems Principles.  GERMANY
  • (2023)  SWAM: Revisiting Swap and OOMK for Improving Application Responsiveness on Mobile Devices.  ACM International Conference on Mobile Computing and Networking.  SPAIN
  • (2023)  Prism: Optimizing Key-Value Store for Modern Heterogeneous Storage Devices.  Architectural Support for Programming Languages and Operating Systems.  CANADA
  • (2022)  File Fragmentation from the Perspective of I/O Control.  ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) 2022.  UNITED STATES
  • (2022)  When F2FS Meets Address Remapping.  ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) 2022.  UNITED STATES
  • (2021)  FragPicker: A New Defragmentation Tool for Modern Storage Devices.  ACM Symposium on Operating Systems Principles.  GERMANY
  • (2021)  Partial Tiering: A Hybrid Merge Policy for Log Structured Key-Value Stores.  IEEE International Conference on Big Data and Smart Computing (BigComp) 2021.  KOREA, REPUBLIC OF
  • (2020)  Towards Application-level I/O Proportionality with a Weight-aware Page Cache Management.  IEEE International Conference on Massive Storage Systems and Technology (MSST) 2020.  UNITED STATES
  • (2020)  Transaction-aware Data Cluster Allocation Scheme for Qcow2-based Virtual Disks.  Proc. IEEE International Conference on Big Data and Smart Computing (BigComp) 2020.  KOREA, REPUBLIC OF
  • (2020)  VCPU Prioritization Interface for Improving the Performance of Latency-Critical Tasks.  Proc. IEEE International Conference on Ubiquitous Information Management and Communication (IMCOM) 2020.  TAIWAN
  • (2019)  CPM: Container-aware Page Cache Management for Enhancing I/O Proportionality of Cgroups.  Proc. IEEE International Conference on Computer Design (ICCD) 2019.  UNITED ARAB EMIRATES
  • (2019)  VM-aware Flush Mechanism for Mitigating Inter-VM I/O Interference.  Proc. Design, Automation and Test in Europe (DATE) 2019.  ITALY
  • (2019)  Introspection of Virtual Machine Memory Resource in the Virtualized Systems.  Proc. IEEE International Conference on Big Data and Smart Computing (BigComp) 2019.  JAPAN
  • (2019)  Overlit: New Storage Driver for Localization and Specialization.  Proc. IEEE International Conference on Big Data and Smart Computing (BigComp) 2019.  JAPAN
  • (2019)  Performance Analyses on Logging Policies of Log-structured File System.  Proc. IEEE International Conference on Consumer Electronics (ICCE) 2018.  UNITED STATES
  • (2019)  Weight-Based Page Cache Management Scheme for Enhancing I/O Proportionality of Cgroups.  Proc. IEEE International Conference on Consumer Electronics (ICCE) 2018.  UNITED STATES
  • (2019)  HyPI: Reducing CPU Consumption of the I/O Completion Method in High-performance Storage Systems.  Proc. Springer International Conference on Ubiquitous Information Management and Communication (IMCOM) 2019.  THAILAND
  • (2018)  When Address Remapping Techniques Meet Consistency Guarantee Mechanisms.  Proc. USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage) 2018.  UNITED STATES
  • (2018)  OFTL: Ordering-aware FTL for Maximizing Performance of the Journaling File System.  Design Automation Conference.  UNITED STATES
  • (2018)  Mitigating FLUSH Command Overhead in Flash Memory based Storage.  Proc. USENIX Conference on File and Storage Technologies (FAST) 2018.  UNITED STATES