Wookhee(Wook-Hee) Kim

    Postdoctoral Associate
    The Bradley Department of Electrical and Computer Engineering
    Virginia Tech

    Office: Room 352, Durham Hall , Blacksburg, VA 24060
    Email: wookhee at vt dot edu
    CV | Google scholar


Conference Publications

  • PACTree: A High Performance Persistent Range Index Using PAC Guidelines
    Wook-Hee Kim, R. Madhava Krishnan, Xinwei Fu, Sanidhya Kashyap, and Changwoo Min
    In Proceedings of the 28th ACM Symposium on Operating Systems Principles (ACM SOSP 2021)

  • Witcher: Systematic Crash Consistency Testing for Non-Volatile Memory Key-Value Stores
    Xinwei Fu, Wook-Hee Kim, Ajay Paddayuru Shreepathi, Mohannad Ismail, Sunny Wadkar, Dongyoon Lee, and Changwoo Min
    In Proceedings of the 28th ACM Symposium on Operating Systems Principles (ACM SOSP 2021)

  • TIPS: Making Volatile Index Structures Persistent with DRAM-NVMM Tiering
    R. Madhava Krishnan, Wook-Hee Kim, Xinwei Fu, Sumit Kumar Monga, Hee Won Lee, Minsung Jang, Ajit Mathew, and Changwoo Min
    In Proceedings of 2021 USENIX Annual Technical Conference (USENIX ATC 2021)

  • POSEIDON: Safe, Fast and Scalable Persistent Memory Allocator
    Anthony Demeri, Wook-Hee Kim, R. Madhava Krishnan, Jaeho Kim, Mohannad Ismail, and Changwoo Min
    In Proceedings of the 21st ACM/IFIP International Middleware Conference (ACM/IFIP Middleware 2020)

  • Doubleheader Logging: Eliminating Journal Write Overhead for Mobile DBMS
    Sehyeon Oh, Wook-Hee Kim, Jihye Seo, Hyeonho Song, Sam H. Noh, and Beomseok Nam
    In Proceedings of 36th IEEE International Conference on Data Engineering (IEEE ICDE 2020)

  • Endurable Transient Inconsistency in Byte-Addressable Persistent B+-Tree
    Deukyeon Hwang*, Wook-Hee Kim*, Youjip Won, and Beomseok Nam
    In Proceedings of 16th USENIX Conference on File and Storage Technologies (USENIX FAST 2018)
    *Co-first author

  • Failure-Atomic Slotted Paging for Persistent Memory
    Jihye Seo, Wook-Hee Kim, Woongki Baek, Beomseok Nam, and Sam H. Noh
    In Proceedings of 22nd International Conference on Architectural Support for Programming Languages and Operating Systems (ACM ASPLOS 2017)

  • NVWAL: Exploiting NVRAM in Write-Ahead Logging
    Wook-Hee Kim, Jinwoong Kim, Woongki Baek, Beomseok Nam, and Youjip Won
    In Proceedings of 21st International Conference on Architectural Support for Programming Languages and Operating Systems (ACM ASPLOS 2016)

  • WALDIO: Eliminating the Filesystem Journaling in Resolving the Journaling of Journal Anomaly
    Wongun Lee, Keonwoo Lee, Hankeun Son, Wook-Hee Kim, Beomseok Nam, and Youjip Won
    In Proceedings of 2015 USENIX Annual Technical Conference (USENIX ATC 2015)

  • Resolving Journaling of Journal Anomaly in Android I/O: Multi-Version B-tree with Lazy Split
    Wook-Hee Kim, Beomseok Nam, Dongil Park, and Youjip Won
    In Proceedings of 12th USENIX Conference on File and Storage Technologies (USENIX FAST 2014)

Workshop Publications

  • POSEIDON: Safe, Fast and Scalable Persistent Memory Allocator
    Wook-Hee Kim, Anthony Demeri, R. Madhava Krishnan, Jaeho Kim, Mohannad Ismail, and Changwoo Min
    12th Annual Non-Volatile Memories Workshop (NVMW 2021)

  • Making Volatile Index Structures Persistent using TIPS
    R. Madhava Krishnan, Wook-Hee Kim, Hee Won Lee, Minsung Jang, Sumit Kumar Monga, Ajit Mathew, and Changwoo Min
    12th Annual Non-Volatile Memories Workshop (NVMW 2021)

  • FAST and FAIR B+-Tree for Byte-Addressable Persistent Memory
    Wook-Hee Kim, Deukyeon Hwang, Jonghyeon Yoo, Youjip Won, and Beomseok Nam
    10th Annual Non-Volatile Memories Workshop (NVMW 2019)

Journal Publications

  • clfB-tree: Cacheline Friendly Persistent B-tree for NVRAM
    Wook-Hee Kim, Jihye Seo, Jinwoong Kim, and Beomseok Nam
    ACM Transaction on Storage, Special Issue on NVM and Storage (February 2018)

Non-Refereed Publications

  • WITCHER : Detecting Crash Consistency Bugs in Non-volatile Memory Programs
    Xinwei Fu, Wook-Hee Kim, Ajay Paddayuru Shreepathi, Mohannad Ismail, Sunny Wadkar, Changwoo Min, and Dongyoon Lee
    arXiv:2012.06086 (December 2020)

Posters

  • clfB-tree: Cache Line Friendly Persistent B-tree
    Wook-Hee Kim, Jihye Seo, Youjip Won, and Beomseok Nam
    2016 USENIX Annual Technical Conference (USENIX ATC 2016)

  • DEMA: Dynamic Clustering of Spatio-Temporal Dataset to Improve Indexing Performance
    Wook-Hee Kim, Supervisor: Beomseok Nam
    ACM SIGMOD Undergraduate Research Poster Competition, Athens, Greece, 2011. (SIGMOD 2011 Undergraduate Research Poster Competition)