Program - PPoPP 2021

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Sat 27 Feb
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	09:00 - 13:00: PPoPP Workshops and TutorialsWorkshops and Tutorials

	09:00 - 13:00 Meeting		Workshop: Programming Models and Applications for Multicores and Manycores (PMAM) Workshops and Tutorials
	09:00 - 13:00 Meeting		Tutorial: Portable Programming of Heterogeneous Parallel Systems with SkePU Workshops and Tutorials

	17:00 - 21:00: PPoPP Workshops and TutorialsWorkshops and Tutorials

	17:00 - 21:00 Meeting		Tutorial: Programming extremely heterogeneous system with the Minos Computing Library (MCL) Workshops and Tutorials
	17:00 - 21:00 Meeting		Workshop: Programming Models and Applications for Multicores and Manycores (PMAM) Workshops and Tutorials
	17:00 - 21:00 Meeting		Workshop: Benchmarking in the Datacenter (BID): Expanding to the Cloud Workshops and Tutorials

Sun 28 Feb
Times are displayed in time zone: Eastern Time (US & Canada) change

	09:00 - 13:00: PPoPP Workshops and TutorialsWorkshops and Tutorials

	09:00 - 13:00 Meeting		Workshop: Principles of Memory Hierarchy Optimization (PMHO) Workshops and Tutorials
	09:00 - 13:00 Meeting		Tutorial: rCUDA Goes Containers: Another Step towards Remote GPU Virtualization Workshops and Tutorials

	17:00 - 21:00: PPoPP Workshops and TutorialsWorkshops and Tutorials

	17:00 - 21:00 Meeting		Tutorial: High Performance Distributed Deep Learning (HPDDL) Workshops and Tutorials
	17:00 - 21:00 Meeting		Workshop: Principles of Memory Hierarchy Optimization (PMHO) Workshops and Tutorials

Mon 1 Mar
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	09:00 - 10:00: Session 1. Keynote 1Main Conference

	10:00 - 11:00: Session 2. ConcurrencyMain Conference

	10:00 - 10:15 Talk		Efficient Algorithms for Persistent Transactional Memory Main Conference Pedro RamalheteCisco Systems, Andreia CorreiaUniversity of Neuchatel, Switzerland, Pascal FelberUniversity of Neuchâtel
	10:15 - 10:30 Talk		Investigating the Semantics of Futures in Transactional Memory Systems Main Conference Jingna ZengKTH Royal Institute of Technology, Sweden / IST, ULisboa, Shady IssaINESC-ID, Paolo RomanoINESC-ID / IST, ULisboa, Luis RodriguesINESC-ID, IST, ULisboa, Seif HaridiKTH Royal Institute of Technology, Sweden
	10:30 - 10:45 Talk		Constant-Time Snapshots with Applications to Concurrent Data Structures Main Conference Yuanhao WeiCarnegie Mellon University, Naama Ben-DavidVMware Research, Guy E. BlellochCarnegie Mellon University, Panagiota FatourouFORTH ICS and University of Crete, Greece, Eric RuppertYork University, Canada, Yihan SunUniversity of California, Riverside
	10:45 - 11:00 Talk		Reasoning About Recursive Tree Traversals Main Conference Yanjun WangPurdue University, Jinwei LiuBeijing Jiaotong University, Dalin ZhangBeijing Jiaotong University, Xiaokang QiuPurdue University

	11:00 - 11:10: BreakMain Conference

	11:10 - 12:10: Session 3. Compilers, Analysis, SynthesisMain Conference

	11:10 - 11:25 Talk		Synthesizing Optimal Collective Algorithms Main Conference Zixian CaiAustralian National University, Zhengyang LiuUniversity of Utah, Saeed MalekiMicrosoft Research, Madan MusuvathiMicrosoft Research, Todd MytkowiczMicrosoft Research, Jacob Nelson, Olli SaarikiviMicrosoft Research, Redmond
	11:25 - 11:40 Talk		Parallel Binary Code Analysis Main Conference Xiaozhu MengRice University, Jonathon AndersonRice University, John Mellor-CrummeyRice University, Mark W. KrentelRice University, Barton P. MillerUniversity of Wisconsin - Madison, Srđan MilakovićRice University
	11:40 - 11:55 Talk		Compiler Support for Near Data Computing Main Conference Mahmut Taylan KandemirPenn State University, USA, Jihyun RyooPenn State University, USA, Xulong TangUniversity of Pittsburgh, USA, Mustafa KarakoyTUBITAK-BILGEM, Turkey
	11:55 - 12:10 Talk		Scaling Implicit Parallelism via Dynamic Control Replication Main Conference Michael BauerNVIDIA, Wonchan LeeNVIDIA, Elliott SlaughterSLAC National Accelerator Laboratory, Zhihao JiaCarnegie Mellon University, Mario Di RenzoSapienza University of Rome, Manolis PapadakisNVIDIA, Galen ShipmanLos Alamos National Laboratory, Patrick McCormickLos Alamos National Laboratory, Michael GarlandNVIDIA, Alex AikenStanford Univeristy

	12:10 - 12:30: BreakMain Conference

	12:30 - 13:30: Session 4. GraphsMain Conference

	12:30 - 12:45 Talk		Understanding and Bridging the Gaps in Current GNN Performance Optimizations Main Conference Kezhao HuangTsinghua University, Jidong ZhaiTsinghua University, Zhen ZhengAlibaba Group, Youngmin YiUniversity of Seoul, Xipeng ShenNorth Carolina State University
	12:45 - 13:00 Talk		A Fast Work-Efficient SSSP Algorithm for GPUs Main Conference Kai WangUniversity of Texas at Austin, Donald FussellUniversity of Texas at Austin, Calvin LinUniversity of Texas at Austin
	13:00 - 13:15 Talk		ShadowVM: Accelerating Data Plane for Data Analytics with Bare Metal CPUs and GPUs Main Conference Zhifang LiEast China Normal University, Mingcong HanEast China Normal University, Shangwei WuEast China Normal University, Chuliang WengEast China Normal University
	13:15 - 13:30 Talk		BiPart: A Parallel and Deterministic Hypergraph Partitioner Main Conference Sepideh MalekiThe University of Texas at Austin, Udit AgarwalUT Austin, Martin BurtscherTexas State University, Keshav PingaliThe University of Texas at Austin

	13:30 - 14:30: Session 5. Business MeetingMain Conference

Tue 2 Mar
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	09:00 - 10:00: Session 6. Keynote 2Main Conference

	10:00 - 11:00: Session 7. Memory ManagementMain Conference

	10:00 - 10:15 Talk		NBR: Neutralization Based Reclamation Main Conference Ajay SinghUniversity of Waterloo, Trevor BrownUniversity of Waterloo, Ali MashtizadehUniversity of Waterloo
	10:15 - 10:30 Talk		Efficiently Reclaiming Memory in Concurrent Search Data Structures While Bounding Wasted Memory Main Conference Daniel SolomonTel Aviv University, Adam MorrisonTel Aviv University
	10:30 - 10:45 Talk		OrcGC: Automatic Lock-Free Memory Reclamation Main Conference Andreia CorreiaUniversity of Neuchatel, Switzerland, Pedro RamalheteCisco Systems, Pascal FelberUniversity of Neuchâtel
	10:45 - 11:00 Talk		Are Dynamic Memory Managers on GPUs Slow? A Survey and Benchmarks Main Conference Martin WinterGraz University of Technology, Mathias PargerGraz University of Technology, Daniel MlakarGraz University of Technology, Markus SteinbergerGraz University of Technology

	11:00 - 11:10: BreakMain Conference

	11:10 - 12:10: Session 8. Auto TuningMain Conference

	11:10 - 11:30 Talk		GPTune: Multitask Learning for Autotuning Exascale Applications Main Conference Yang Liu, Wissam M. Sid-LakhdarLawrence Berkeley National Laboratory, Osni MarquesLawrence Berkeley National Laboratory, Xinran ZhuCornell University, Chang MengEmory University, James W. DemmelUC Berkeley, Xiaoye S. LiLawrence Berkeley National Laboratory
	11:30 - 11:50 Talk		I/O Lower Bounds for Auto-tuning of Convolutions in CNNs Main Conference Xiaoyang ZhangInstitute of Computing Technology, Chinese Academy of Sciences, Junmin XiaoInstitute of Computing Technology, Chinese Academy of Sciences, Guangming TanInstitute of Computing Technology, Chinese Academy of Sciences
	11:50 - 12:10 Talk		ApproxTuner: A Compiler and Runtime System for Adaptive Approximations Main Conference Hashim SharifUniversity of Illinois at Urbana Champaign, Yifan ZhaoUniversity of Illinois at Urbana Champaign, Maria KotsifakouRuntime Verification, Inc., Akash KothariUniversity of Illinois at Urbana Champaign, Ben SchreiberUniversity of Illinois at Urbana Champaign, Elizabeth WangUniversity of Illinois at Urbana Champaign, Yasmin SaritaCornell University, Nathan ZhaoUniversity of Illinois at Urbana-Champaign, Keyur JoshiUniversity of Illinois at Urbana-Champaign, Vikram S. AdveUniversity of Illinois at Urbana-Champaign, Sasa MisailovicUniversity of Illinois at Urbana-Champaign, Sarita AdveUniversity of Illinois at Urbana-Champaign

	12:10 - 12:30: BreakMain Conference

	12:30 - 13:18: Session 9. Posters 1Main Conference

	12:30 - 12:36 Talk		POSTER: On Group Mutual Exclusion for Dynamic Systems Main Conference Shreyas GokhaleThe University of Texas at Dallas, Sahil DhokedThe University of Texas at Dallas, Neeraj MittalThe University of Texas at Dallas
	12:36 - 12:42 Talk		POSTER: Bundled References: An Abstraction for Highly-Concurrent Linearizable Range Queries Main Conference Jacob NelsonLehigh University, Ahmed HassanLehigh University, Roberto PalmieriLehigh University
	12:42 - 12:48 Talk		POSTER: Verifying C11-Style Weak Memory Libraries Main Conference Sadegh DalvandiUniversity of Surrey, Brijesh DongolUniversity of Surrey
	12:48 - 12:54 Talk		POSTER: A Lock-free Relaxed Concurrent Queue for Fast Work Distribution Main Conference Giorgos KappesUniversity of Ioannina, Stergios V. AnastasiadisUniversity of Ioannina
	12:54 - 13:00 Talk		POSTER: A more Pragmatic Implementation of the Lock-free, Ordered, Linked List Main Conference Jesper TräffTU Wien, Austria, Manuel PöterTU Wien, Austria
	13:00 - 13:06 Talk		POSTER: Extending MapReduce Framework with Locality Keys Main Conference Yifeng ChengPeiking University, China, Bei WangPeking University, China, Xiaolin WangPeking University, China
	13:06 - 13:12 Talk		POSTER: On the Parallel I/O Optimality of Linear Algebra Kernels: Near-Optimal LU Factorization Main Conference Grzegorz KwasniewskiETH Zurich, Tal Ben-NunDepartment of Computer Science, ETH Zurich, Alexandros Nikolaos ZiogasETH Zurich, Timo SchneiderETH Zurich, Maciej BestaETH Zurich, Torsten HoeflerETH Zurich
	13:12 - 13:18 Talk		POSTER: Asynchrony versus Bulk-Synchrony for a Generalized N-body Problem from Genomics Main Conference Marquita EllisUniversity of California at Berkeley & Lawrence Berkeley National Lab, Aydın BuluçUniversity of California at Berkeley & Lawrence Berkeley National Lab, Katherine YelickUniversity of California at Berkeley & Lawrence Berkeley National Lab

	13:18 - 13:30: BreakMain Conference

	13:30 - 14:30: Session 10. Industry SponsorsMain Conference

Wed 3 Mar
Times are displayed in time zone: Eastern Time (US & Canada) change

	09:00 - 10:00: Session 11. Keynote 3Main Conference

	10:00 - 11:00: Session 12. Scientific Computing & OptimizationsMain Conference

	10:00 - 10:15 Talk		EGEMM-TC: Accelerating Scientific Computing on Tensor Cores with Extended Precision Main Conference Boyuan FengUC Santa Barbara, Yuke WangUC Santa Barbara, Guoyang ChenAlibaba Group US Inc., Weifeng ZhangAlibaba Group US Inc., Yuan XieUCSB, Yufei DingUC Santa Barbara
	10:15 - 10:30 Talk		Efficiently Running SpMV on Long Vector Architectures Main Conference Constantino GómezBarcelona Supercomputing Center, Filippo MantovaniBarcelona Supercomputing Center, Erich FochtNEC, Marc CasasBarcelona Supercomputing Center
	10:30 - 10:45 Talk		Improving Communication by Optimizing On-Node Data Movement with Data Layout Main Conference Tuowen ZhaoUniversity of Utah, Mary HallUniversity of Utah, Hans JohansenLawrence Berkeley National Laboratory, Samuel WilliamsLawrence Berkeley National Laboratory
	10:45 - 11:00 Talk		Sparta: High-Performance, Element-Wise Sparse Tensor Contraction on Heterogeneous Memory Main Conference Jiawen LiuUniversity of California, Merced, Jie RenUniversity of California, Merced, Roberto GioiosaPacific Northwest National Laboratory, Dong LiUniversity of California, Merced, Jiajia LiPacific Northwest National Laboratory

	11:00 - 11:10: BreakMain Conference

	11:10 - 12:10: Session 13. Tasks, Threads, and Fault ToleranceMain Conference

	11:10 - 11:25 Talk		Advanced Synchronization Techniques for Task-based Runtime Systems Main Conference David ÁlvarezBarcelona Supercomputing Center, Kevin SalaBarcelona Supercomputing Center, Marcos MaroñasBarcelona Supercomputing Center, Aleix RocaBarcelona Supercomputing Center, Vicenç BeltranBarcelona Supercomputing Center
	11:25 - 11:40 Talk		An Ownership Policy and Deadlock Detector for Promises Main Conference Caleb VossGeorgia Institute of Technology, Vivek SarkarGeorgia Institute of Technology
	11:40 - 11:55 Talk		Understanding a Program's Resiliency Through Error Propagation Main Conference zhimin li, Harshitha MenonLawrence Livermore National Laboratory, Kathryn MohrorLawrence Livermore National Laboratory, Peer-Timo BremerLawrence Livermore National Laboratory, Yarden LivantUniversity of Utah, Valerio PascucciUniversity of Utah
	11:55 - 12:10 Talk		Lightweight Preemptive User-Level Threads Main Conference Shumpei ShiinaThe University of Tokyo, Shintaro IwasakiArgonne National Laboratory, Kenjiro TauraThe University of Tokyo, Pavan BalajiArgonne National Laboratory

	12:10 - 12:30: BreakMain Conference

	12:30 - 13:30: Session 14. Machine Learning and Software EngineeringMain Conference

	12:30 - 12:45 Talk		TurboTransformers: An Efficient GPU Serving System For Transformer Models Main Conference jiaruifang Tencent, Yang Yu, Chengduo ZhaoTencent, Jie ZhouTencent
	12:45 - 13:00 Talk		Extracting Clean Performance Models from Tainted Programs Main Conference Marcin CopikETH Zurich, Alexandru CalotoiuETH Zurich, Tobias GrosserUniversity of Edinburgh, Nicolas WickiETH Zurich, Felix WolfTU Darmstadt, Torsten HoeflerETH Zurich Pre-print
	13:00 - 13:15 Talk		Modernizing Parallel Code with Pattern Analysis Main Conference Roberto Castañeda LozanoUniversity of Edinburgh, Murray ColeUniversity of Edinburgh, Björn FrankeUniversity of Edinburgh
	13:15 - 13:30 Talk		DAPPLE: A Pipelined Data Parallel Approach for Training Large Models Main Conference Shiqing FanAlibaba Group, Yi RongAlibaba Group, Chen MengAlibaba Group, ZongYan CaoAlibaba Group, Siyu WangAlibaba Group, Zhen ZhengAlibaba Group, Chuan WuThe University of Hong Kong, Guoping LongAlibaba Group, Jun YangAlibaba Group, LiXue XiaAlibaba Group, Lansong DiaoAlibaba Group, Xiaoyong LiuAlibaba Group, Wei LinAlibaba Group

	13:30 - 14:24: Session 15. Posters 2Main Conference

	13:30 - 13:36 Talk		POSTER: In-situ Workflow Auto-tuning through Combining Component Models Main Conference Tong ShuSouthern Illinois University Carbondale, Yanfei GuoArgonne National Laboratory, Justin WozniakArgonne National Laboratory, Xiaoning DingNew Jersey Institute of Technology, Ian FosterArgonne Nat Lab and U.Chicago, Tahsin KurcStony Brook University
	13:36 - 13:42 Talk		POSTER: Simplifying Low-Level GPU Programming with GAS Main Conference Da YanHong Kong University of Science and Technology, Wei WangHong Kong University of Science and Technology, Xiaowen ChuHong Kong Baptist University
	13:42 - 13:48 Talk		POSTER: Corder: Cache-Aware Reordering for Optimizing Graph Analytics Main Conference YuAng ChenThe Chinese University of Hong Kong, Shenzhen, Yeh-Ching ChungThe Chinese University of Hong Kong, Shenzhen
	13:48 - 13:54 Talk		POSTER: DFOGraph: An I/O- and Communication-Efficient System for Distributed Fully-out-of-Core Graph Processing Main Conference Jiping YuTsinghua University, Wei QinTsinghua University, Xiaowei ZhuTsinghua University, Zhenbo SunTsinghua University, Jianqiang HuangTsinghua University, Xiaohan LiTsinghua University, Wenguang ChenTsinghua University
	13:54 - 14:00 Talk		POSTER: An Efficient Uncertain Graph Processing Framework for Heterogeneous Architectures Main Conference Heng ZhangInstitute of Software, Chinese Academy of Sciences; University of Sydney, Lingda LiBrookhaven National Laboratory, Donglin ZhuangUniversity of Sydney, Rui LiuUniversity of Chicago, Shuang SongFacebook Inc., Dingwen TaoWashington State University, Yanjun WuInstitute of Software, Chinese Academy of Sciences, Shuaiwen Leon SongUniversity of Sydney
	14:00 - 14:06 Talk		POSTER: Dynamic Scaling for Low-Precision Learning Main Conference Ruobing HanPeking University, Min SiArgonne National Laboratory, James W. DemmelUC Berkeley, Yang YouUC Berkeley
	14:06 - 14:12 Talk		POSTER: Exploring Deep Reuse in Winograd CNN Inference Main Conference Ruofan WuRenmin University of China, Feng ZhangRenmin University of China, Zhen ZhengAlibaba Group, Xiaoyong DuRenmin University of China, Xipeng ShenNorth Carolina State University
	14:12 - 14:18 Talk		POSTER: A Novel Memory-Efficient Deep Learning Training Framework via Error-Bounded Lossy Compression Main Conference Sian JinWashington State University, Guanpeng LiUniversity of Iowa, Shuaiwen Leon SongUniversity of Sydney, Dingwen TaoWashington State University
	14:18 - 14:24 Talk		POSTER: FFT Blitz: The Tensor Cores Strike Back Main Conference Sultan DurraniUniversity of Illinois at Urbana-Champaign, Muhammad Saad ChughtaiGeorgia Institute of Technology, Abdul DakkakUniversity of Illinois at Urbana-Champaign, Wen-mei HwuUniversity of Illinois at Urbana-Champaign, Lawrence RauchwergerUIUC