[ATC '22] Memory Harvesting in Multi-GPU Systems with Hierarchical Unified Virtual Memory [ to appear ]
Sangjin Choi1, Taeksoo Kim1, Jinwoo Jeong, Rachata Ausavarungnirun, Myeongjae Jeon, Youngjin Kwon, and Jeongseob Ahn*
USENIX Annual Technical Conference (ATC), July 2022
(1 Co-first authors)
[APSys '21] Rethinking Remote Memory Placement on Large-Memory Systems with Path Diversity [ Paper | Slides ]
Wonkyo Choe, Sang-Hoon Kim, and Jeongseob Ahn*
ACM SIGOPS Asia-Pacific Workshop on Systems (APSys), August 2021
[ATC '21] Exploring the Design Space of Page Management for Multi-Tiered Memory Systems [ Paper | Code ]
Jonghyeon Kim, Wonkyo Choe, and Jeongseob Ahn*
USENIX Annual Technical Conference (ATC), July 2021
[ATC '21] Zico: Efficient GPU Memory Sharing for Concurrent DNN Training [ Paper ]
Gangmuk Lim, Jeongseob Ahn, Wencong Xiao, Youngjin Kwon, and Myeongjae Jeon
USENIX Annual Technical Conference (ATC), July 2021
[CAL '20] A Study of Memory Placement on Hardware-assisted Tiered Memory Systems [ Paper | Video ]
Wonkyo Choe, Jonghyeon Kim, and Jeongseob Ahn*
IEEE Computer Architecture Letters (CAL), 19(2), July-December 2020
[TPDS '20] Reconciling Time Slice Conflicts of Virtual Machines with Dual Time Slice for Clouds [ Paper ]
Taeklim Kim, Chang Hyun Park, Jaehyuk Huh, and Jeongseob Ahn*
IEEE Transactions on Parallel and Distributed Systems (TPDS), 31(10), October 2020
[ETT '19] LightCert: On Designing a Lighter Certificate for Resource-limited Internet of Things Devices [ Paper ]
Hyuksang Kwon, Jeongseob Ahn, and JeongGil Ko
Transactions on Emerging Telecommunications Technologies (ETT), 30(10), September 2019
[TACO '19] Caliper: Interference Estimator for Multi-tenant Environments Sharing Architectural Resources [ Paper ]
Ram Srivatsa Kannan, Michael Laurenzano, Jeongseob Ahn*, Jason Mars, and Lingjia Tang
ACM Transactions on Architecture and Code Optimization (TACO), 16(3), May 2019
[EuroSys '19] GrandSLAm: Guaranteeing SLAs for Jobs in Microservices Execution Frameworks [ Paper | Video | Slides ]
Ram Srivatsa Kannan, Lavanya Subramanian, Ashwin Raju, Jeongseob Ahn*, Jason Mars, and Lingjia Tang
ACM European Conference on Computer Systems (EuroSys), March 2019.
[MEMSYS '18] A Load Balancing Technique for Memory Channels [ Paper ]
Byoungchan Oh, Nam Sung Kim, Jeongseob Ahn, Bingchao Li, Ronald Dreslinski, and Trevor Mudge
International Symposium on Memory Systems (MEMSYS), October 2018.
[ELEX '18] Deduplicating TLB Entries for Shared Pages [ Paper ] Jeongseob Ahn*
IEICE Electronics Express (ELEX), 15(14), July 2018
[EuroSys '18] Accelerating Critical OS Services in Virtualized Systems with Flexible Micro-sliced Cores [ Paper | Video | Slides | Code ] Jeongseob Ahn*, Chang Hyun Park, Taekyung Heo, and Jaehyuk Huh
ACM European Conference on Computer Systems (EuroSys), April 2018.
[ASBD '17] How Much Computation Power do you need for Near-Data Processing in Cloud? [ Paper ]
Namhyung Kim, Jeongseob Ahn, Sungpack Hong, Hassan Chafi, and Kiyoung Choi
Workshop on Architectures and Systems For Big Data (ASBD), June 2017.
[ISLPED '16] Enhancing DRAM Self-Refresh Modes for Idle Power Reduction [ Paper ]
Byoungchan Oh, Nilmini Abeyratne, Jeongseob Ahn, Ronald Dreslinski, and Trevor Mudge
IEEE International Symposium on Low Power Electronics and Design (ISLPED), August 2016.
[TC '15] Fast Two-level Address Translation for Virtualized Systems [ Paper ] Jeongseob Ahn, Seongwook Jin, and Jaehyuk Huh
IEEE Transactions on Computers (TC), 64(10), December 2015
[TC '15] H-SVM: Hardware-assisted Secure Virtual Machines under a Vulnerable Hypervisor [ Paper ]
Seongwook Jin, Jeongseob Ahn, Jinho Seol, Sanghoon Cha, Jaehyuk Huh, and Seungryoul Maeng
IEEE Transactions on Computers (TC), 64(10), October 2015
[MICRO '14] Micro-sliced Virtual Processors to Hide the Effect of Discontinuous CPU Availability for Consolidated Systems [ Paper | Slides ] Jeongseob Ahn, Chang Hyun Park, and Jaehyuk Huh
IEEE/ACM International Symposium on Microarchitecture (MICRO), December 2014.
[TC '12] Subspace Snooping: Exploiting Temporal Sharing Stability for Snoop Reduction [ Paper ] Jeongseob Ahn, Daehoon Kim, Jaehong Kim, and Jaehyuk Huh
IEEE Transactions on Computers (TC), 61(11), November 2012.
[ISCA '12] Revisiting Hardware-Assisted Page Walks for Virtualized Systems [ Paper | Slides ] Jeongseob Ahn, Seongwook Jin, and Jaehyuk Huh
ACM/IEEE International Symposium on Computer Architecture (ISCA), June 2012.
[HotCloud '12] Dynamic Virtual Machine Scheduling in Clouds for Architectural Shared Resources [ Paper | Slides | Code ] Jeongseob Ahn, Changdae Kim, Jaeung Han, Young-ri Choi, and Jaehyuk Huh
USENIX Workshop on Hot Topics in Cloud Computing (HotCloud), June 2012.
[MICRO '11] Architectural Support for Secure Virtualization under a Vulnerable Hypervisor [ Paper ]
Seongwook Jin, Jeongseob Ahn, Sanghoon Cha, and Jaehyuk Huh
IEEE/ACM International Symposium on Microarchitecture (MICRO), December 2011.
[PACT '10] Subspace Snooping: Filtering Snoops with Operating System Support [ Paper ]
Daehoon Kim, Jeongseob Ahn, Jaehong Kim, and Jaehyuk Huh
ACM/IEEE International Conference on Parallel Architectures and Compilation Techniques (PACT), September 2010.
[VHPC '10] The Effect of Multi-core on HPC Applications in Virtualized Systems [ Paper | Slides ]
Jaeung Han, Jeongseob Ahn, Changdae Kim, Youngjin Kwon, Young-ri Choi, and Jaehyuk Huh
Workshop on Virtualization and High-Performance Cloud Computing (VHPC), August 2010.