Improving NAND Endurance by Dynamic Program and Erase Scaling. - Jaeyong Jeong; Sangwook Shane Hahn; Sungjin Lee 001; Jihong Kim 001 (HotStorage, 2013)

SOS: Software-based out-of-order scheduling for high-performance NAND flash-based SSDs. - Sangwook Shane Hahn; Sungjin Lee 001; Jihong Kim 001 (MSST, 2013)

Lifetime improvement of NAND flash-based storage systems using dynamic program and erase scaling. - Jaeyong Jeong; Sangwook Shane Hahn; Sungjin Lee 001; Jihong Kim 001 (FAST, 2014)

To collect or not to collect: just-in-time garbage collection for high-performance SSDs with long lifetimes. - Sangwook Shane Hahn; Jihong Kim 001; Sungjin Lee 001 (DAC, 2015)

Improving User Experience of Android Smartphones Using Foreground App-Aware I/O Management. - Sangwook Shane Hahn; Sungjin Lee 001; Inhyuk Yee; Donguk Ryu; Jihong Kim 001 (APSys, 2017)

Improving File System Performance of Mobile Storage Systems Using a Decoupled Defragmenter. - Sangwook Shane Hahn; Sungjin Lee 001; Cheng Ji 002; Li-Pin Chang; Inhyuk Yee; Liang Shi 001; Chun Jason Xue; Jihong Kim 001 (USENIX ATC, 2017)

Dynamic Erase Voltage and Time Scaling for Extending Lifetime of NAND Flash-Based SSDs. - Jaeyong Jeong; Youngsun Song; Sangwook Shane Hahn; Sungjin Lee 001; Jihong Kim 001 (IEEE Trans. Computers, 2017)

SyncGC: A Synchronized Garbage Collection Technique for Reducing Tail Latency in Cassandra. - Seungwook Han; Sungjin Lee 001; Sangwook Shane Hahn; Jihong Kim 001 (APSys, 2018)

PCStream: Automatic Stream Allocation Using Program Contexts. - Taejin Kim; Sangwook Shane Hahn; Sungjin Lee 001; Joo Young Hwang; Jongyoul Lee; Jihong Kim 001 (HotStorage, 2018)

FastTrack: Foreground App-Aware I/O Management for Improving User Experience of Android Smartphones. - Sangwook Shane Hahn; Sungjin Lee 001; Inhyuk Yee; Donguk Ryu; Jihong Kim 001 (USENIX ATC, 2018)

Fully Automatic Stream Management for Multi-Streamed SSDs Using Program Contexts. - Taejin Kim; Duwon Hong; Sangwook Shane Hahn; Myoungjun Chun; Sungjin Lee 001; Joo Young Hwang; Jongyoul Lee; Jihong Kim 001 (FAST, 2019)

File Fragmentation in Mobile Devices: Measurement, Evaluation, and Treatment. - Cheng Ji 002; Li-Pin Chang; Sangwook Shane Hahn; Sungjin Lee 001; Riwei Pan; Liang Shi 001; Jihong Kim 001; Chun Jason Xue (IEEE Trans. Mob. Comput., 2019)