People

Education

• Ph.D. in Dept. of IT Convergence, College of ICE, Sungkyunkwan Univ. 2018

• M.S. in Dept. of Mobile Systems Engineering, School of ICE, SungKyunKwan Univ. 2012

• B.S. in Dept. of Computer Science and Engineering, School of ICE, SungKyunKwan Univ. 2010

Research Areas

• Operating Systems

• Storage Systems

• Virtualization

• Embedded Systems

Publications

International Conference & Workshop

• Hyungil Jo, Sung-hun Kim, Sangwook Kim, Jinkyu Jeong, and Joonwon Lee, "Request-aware Cooperative I/O Scheduling for Scale-out Database Applications," in 9th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage), Santa Clara, CA, USA, July 10 - 11, 2017 (to appear)

• Sangwook Kim, Hwanju Kim, Joonwon Lee, and Jinkyu Jeong, "Enlightening the I/O Path: A Holistic Approach for Application Performance," in 15th USENIX Conference on File and Storage Technologies (FAST), Santa Clara, CA, USA, Feb. 27 - Mar. 1, 2017.

• Sangwook Kim, Hwanju Kim, Sang-Hoon Kim, Joonwon Lee, and Jinkyu Jeong, "Request-Oriented Durable Write Caching for Application Performance", USENIX Annual Technical Conference (USENIX ATC), Santa Clara, CA, Jul. 2015.

• Hwanju Kim, Sangwook Kim, Jinkyu Jeong, and Joonwon Lee, "Virtual Asymmetric Multiprocessor for Interactive Performance of Consolidated Desktops", ACM SIGPLAN/SIGOPS International Conference on Virtual Execution Environments (VEE), Salt Lake City, Mar. 2014.

• Hwanju Kim, Sangwook Kim, Jinkyu Jeong, Joonwon Lee, and Seungryoul Maeng, "Demand-Based Coordinated Scheduling for SMP VMs", International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS), Houston, Texas, USA, Mar. 2013.

• Sangwook Kim, Hwanju Kim, Jongwon Kim, Joonwon Lee, and Euiseong Seo, "Empirical Analysis of Power Management Schemes for Multicore Smartphones", ACM International Conference on Ubiquitous Information Management and Communication (IMCOM/ICUIMC), Kota Kinabalu, Malaysia, Jan. 2013.

• Sangwook Kim, Hwanju Kim, and Joonwon Lee, "Group-Based Memory Deduplication for Virtualized Clouds", Workshop on Virtualization and High-Performance Cloud Computing (VHPC), held in conjunction with Euro-par 2011, Bordeaux, France, Aug. 2011.

International Journal

• Hwanju Kim, Sangwook Kim, Jinkyu Jeong, and Joonwon Lee "Virtual Asymmetric Multiprocessor for Interactive Performance of Consolidated Desktops", ACM SIGPLAN Notices (SIGPLAN Notices), vol. 49, no. 7, pp. 29-40, Jul. 2014.

• Sangwook Kim, Hwanju Kim, Joonwon Lee, and Jinkyu Jeong, "Group-based Memory Oversubscription for Virtualized Clouds", Journal of Parallel and Distributed Computing (JPDC), vol. 74, no. 4, pp. 2241-2256, Apr. 2014.

• Hwanju Kim, Sangwook Kim, Jinkyu Jeong, Joonwon Lee, and Seungryoul Maeng, "Demand-based Coordinated Scheduling for SMP VMs", ACM SIGPLAN Notices (SIGPLAN Notices), vol. 48, no. 4, pp. 369-380, Apr. 2013.

• Sangwook Kim, Hwanju Kim, Jeaho Hwang, Joonwon Lee, and Euiseong Seo, "An Event-Driven Power Management Scheme for Mobile Consumer Electronics", IEEE Transactions on Consumer Electronics (TCE), vol. 59, no. 1, pp. 259-266, Feb. 2013.

• Sangwook Kim, Hwanju Kim, and Joonwon Lee, "Group-Based Memory Deduplication for Virtualized Clouds", Lecture Notes in Computer Science (LNCS), vol. 7156, pp. 387-397, 2013.

Poster

• Sung-hun Kim, Sangwook Kim, Joonwon Lee, and Jinkyu Jeong, "When Transaction Meets Flash Cache" (poster), 7th ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), Hong Kong, China, Aug. 2016.

• Gwanbeom Jang, Sangwook Kim, Joonwon Lee, and Jinkyu Jeong, "Managing Heterogeneous Write Performance in MLC SSDs for Host-Perceived Performance" (poster), 7th ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), Hong Kong, China, Aug. 2016.

• Junghoon Kim, Sangwook Kim, Joonwon Lee, and Jinkyu Jeong, "How Storage I/O Affects User-Perceived Latency in Mobile Apps" (poster), European Conference on Computer Systems (EuroSys), Bordeaux, France, Apr. 2015.

• Kwang-Min Yoon, Sangwook Kim, Hwanju Kim, and Joonwon Lee, "Addressing Performance Interference of Memory Deduplication in Virtualized Multicore Processors" (poster), USENIX/ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), Singapore, Jul. 2013.

• Hwanju Kim, Sangwook Kim, Jinkyu Jeong, Joonwon Lee, and Seungryoul Maeng, "Virtual Asymmetric Multiprocessor for Interactive Performance of Consolidated Desktops" (poster), USENIX/ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), Seoul, Rep. of Korea, Jul. 2012.

Projects

• Heterogeneity-Aware Software-Defined Storage, National Research Foundation of Korea (NRF), 11/2014 -

• Efficient Memory Management Scheme for Universal Memory Systems, Samsung Electronics, 10/2012 -

• Smart TV 2.0 Platform, Ministry of Knowledge and Economy (MKE), 12/2011 -

• Virtualization for Cloud Computing, National Research Foundation of Korea (NRF), 05/2009 - 02/2014

• Energy Management for Multicore Smartphones, Samsung Electronics, 12/2010 - 10/2011

• Reliability Enhancement for Smart TV, Samsung Electronics, 09/2010 - 08/2011