Profile

Eunjae Lee (이은재)

Research Interests

  • Graph processing system
  • Storage system
  • Distributed system
  • Web development

Technical Skills

  • Programming Language
    • Major
      • C/C++, Python
    • Minor
      • Java, Javascript, Go, Bash
  • Experienced Library / Framework
    • Linux Kernel (Device-Mapper, Software RAID, NVMeDriver, VFS)
    • Boost.Asio, Linux LibAio
    • PThread, OpenCL
    • Django
    • Hadoop
  • ETC
    • Git
    • Docker

Education

  • Ph.D Candidate, UNIST (울산과기원), Computer Engineering, Now (To graduate in 2021)
  • M.S., University of Seoul (서울시립대), Computer Science, 2015
  • B.S., University of Seoul (서울시립대), Computer Science, 2011

Activities

  • KCC 2020 Top Conference 세션 - Invited Paper (2020.07)
  • 가속기 프로그래밍 여름학교 심화과정 (2019.08)
  • USENIX ATC'19 student grant (2019.07)
  • 가속기 프로그래밍 겨울학교 기초과정 (2018.02)
  • USENIX FAST'15 student grant (2015.02)
  • USENIX FAST'13 student grant (2013.02)
  • Google HackFair (2012.10)

Publications & Patents

By First Author

  • (Under Review) Uncertain Graph Analysis System, 2021
  • “Pre-select static caching and neighborhood ordering for bfs-like algorithms on disk-based graph engines”, Eunjae Lee, Junghyn Kim, Keunhak Lim, Sam H. Noh, Jiwon Seo, USENIX Annual Technical Conference (ATC), 2019 [more]
  • “SSD caching to overcome small write problem of disk-based RAID in enterprise environments”, Eunjae Lee, Yongseok Oh, and Donghee Lee, The 30th ACM/SIGAPP Symposium On Applied Computing (SAC), 2015 [more]
  • “LeavO Cache: SSD cache overcomming small write problem of RAID by keeping old data”, Eunjae Lee, Yongseok Oh, Jongmoo Choi, Donghee Lee, and Sam H. Noh, The 1st International Workshop on Non-Volatile Memory (INVM), 2013

By Sub-Author

  • “Flash based SSD Aware Parity Logging for Building Reliable Massive Capacity SSDs”, Jaeho Kim, Eunjae Lee, and Jung Kyu Park, 2020 IEEE International Conference on Consumer Electronics (ICCE), 2020 [more]
  • “I/O Schedulers for Proportionality and Stability on Flash-Based SSDs in Multi-Tenant Environments”, Jaeho Kim, Eunjae Lee, Sam H. Noh, IEEE Access, Vol. 8, 2019 [more]
  • “I/O Scheduling Schemes for Better I/O Proportionality on Flash-Based SSDs”, Jaeho Kim, Eunjae Lee, and Sam H. Noh, 2016 IEEE 24th International Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS), 2016 [more]
  • “Enabling Cost-Effective Flash based Caching with an Array of of Commodity SSDs”, Yongseok Oh, Eunjae Lee, Choulseung hyun, Jongmoo Choi, Donghee Lee, and Sam H. Noh, the 16th ACM/IFIP/USENIX Conference on Middleware (Middleware), 2015 [more]
  • “Chip-Level RAID with Flexible Stripe Size and Parity Placement for Enhanced SSD Reliability”, Jaeho Kim, Eunjae Lee, Jongmoo Choi, Donghee Lee, and Sam H. Noh, IEEE Transactions on Computers, Vol. 65(4), 2014 [more]
  • “Hybrid Solid State Drives for Improved Performance and Enhanced Lifetime”, Yongseok Oh, Eunjae Lee, Jongmoo Choi, Donghee Lee, and Sam H. Noh, The 29th IEEE Symposium on Massive Storage Systems and Technologies (MSST), 2013 [more]
  • (Poster) “Efficient Use of Low Cost SSDs for Cost Effective Solid State Caches”, Yongseok Oh, Eunjae Lee, Jongmoo Choi, Donghee Lee, and Sam H. Noh, The 11thUSENIX Conference on File and Storage Technologies (FAST), 2013 [more]

Korean Papers

  • “LVS-Cache: Low-Degree Vertex Static Cache를 통한 디스크 기반 그래프 엔진 성능 향상 (LVS-Cache: Performance Improvement using Low-Degree Vertex Static Caching on Disk-based Graph Engine)"”, 김정현, 이은재, 임근학, 서지원, 노삼혁, 정보과학회 컴퓨팅의 실제 논문지, Vol.24(11), 2018 [more]
  • “SSD 저장장치를 사용하는 가상화 환경에서 입출력 성능 비례성과 안정성을 보장하기 위한 입출력 스케쥴링 기법 (I/O Scheduling Schemes for Proportional and Stable Performance of SSD Storage in Virtualization Environment)", 정보과학회지 Vol.36(6), 2018 [more]
  • “디스크 기반 그래프 엔진의 입출력 성능 향상을 위한 그래프 오더링 (Improving the I/O Performance of Disk-Based Graph Engine by Graph Ordering)", 임근학, 김정현, 이은재, 서지원, 정보과학회 컴퓨팅의 실제 논문지, Vol.24(1), 2018 [more]
  • “그래프 오더링을 활용한 그래프 병렬 처리의 성능 향상 (Improving parallel performance of graph processing by graph ordering)", 임근학, 김정현, 이은재, 서지원, 노삼혁, 한국 소프트웨어 종합학술대회 논문집, 2017 [more]

Patent

  • “디스크 기반의 그래프 분석 방법 및 장치(METHOD AND APPARATUS FOR GRAPH ANALYZING BASED ON DISK)”, No 1020200110239, 2020
  • “메모리 컨트롤 장치 및 방법 (APPARATUS AND METHOD FOR CONTROLLING MEMORY)”, No 1019472860000, 2019
  • “에러를 검출하고 수정하는 컴퓨팅 방법 및 장치(COMPUTING METHOD AND APPARATUS FOR CORRECTING AND DETECTING OF ERROR)”, No 1016095100000, 2016