Research Interests

Graphics Kernel, Distributed File Systems, High Performance Systems, Parallel IO and High Performance Data Analytics

Education

M.S., Computer Science and Engineering at Seoul National University, Sep 2017 - Aug 2019
B.S., Information Communication Engineering at Korea Aerospace University, Mar 2012 - Feb 2016

Researcher at TmaxOS, Korea, Sep 2019 - present
Intern at National Energy Research Scientific Computing Center (NERSC) in Lawrence Berkeley National Laboratory, USA, Jul 2018 - Sep 2018
Intern at Advanced Institute of Convergence Technology, Korea, Nov 2015 - Aug 2016

Jaehyun Han, Donghun Koo, Glenn K. Lockwood, Jaehwan Lee, Hyeonsang Eom, and Soonwook Hwang, “Accelerating a Burst Buffer via User-Level I/O Isolation (Best Paper Award)“, in 19th IEEE International Conference on Cluster Computing, 2017.
Donghun Koo, Jik-Soo Kim, Soonwook Hwang, Hyeonsang Eom, and Jaehwan Lee, “Adaptive hybrid storage systems leveraging SSDs and HDDs in HPC cloud environments“, in Cluster Computing, 2017.
Donghun Koo, Jik-Soo Kim, Soonwook Hwang, Hyeonsang Eom, and Jaehwan Lee, “Utilizing Progressive File Layout Leveraging SSDs in HPC Cloud Environments“, in IEEE 1st International Workshops onon Foundations and Applications ofof Self-* Systems, 2016.

Donghun Koo, Cheongjun Lee, Jaehwan Lee, and Hyeonsang Eom, “고집적 매니코어 시스 템에서 I/O 성능 특성의 이해”, 2019
Donghun Koo, and Hyeonsang Eom, “고성능 컴퓨팅을 위한 버스트 버퍼 활용 시스템 소프트웨어 기술“, 2018.
Hanul Sung, Sujin Ha, Donghun Koo, Jiwoo Bang, HeonYoung Yeom, and Hyeonsang Eom, “Gluster 파일시스템의 파일 크기에 따른 I/O 처리 분석“, 2017.
Eunkyu Byun, Donghun Koo, and Jaehwan Lee, “오픈소스 파일시스템을 활용한 버스트 버퍼 프로토타입 구축 및 성능 분석 연구“, 2016.
Jaehwan Lee, Jun Choi, and Dong hun Koo, “메모리 기반 빅데이터 처리 프레임워크의 성능개선 연구“, 2016.
Jaehwan Lee, Donghun Koo, Kyungmin Park, Jiksoo Kim, and Soonwook Hwang, “고성능 스토리지를 이용한 Lustre 파일 시스템의 성능 분석 연구“, 2016.