All the times listed below are in Pacific Standard Time (PST).
7:45 am–8:55 am
Indexing and Key-Value Store
ROART: Range-query Optimized Persistent ART
Shaonan Ma and Kang Chen, Tsinghua University; Shimin Chen, Chinese Academy of Sciences; Mengxing Liu, Jianglang Zhu, Hongbo Kang, and Yongwei Wu, Tsinghua University
SpanDB: A Fast, Cost-Effective LSM-tree Based KV Store on Hybrid Storage
Hao Chen, USTC, QCRI; Chaoyi Ruan and Cheng Li, USTC; Xiaosong Ma, Qatar Computing Research Institute, HBKU; Yinlong Xu, University of Science and Technology of China
Evolution of Development Priorities in Key-value Stores Serving Large-scale Applications: The RocksDB Experience
Siying Dong, Andrew Kryczka, and Yanqin Jin, Facebook Inc; Michael Stumm, University of Toronto
REMIX: Efficient Range Query for LSM-trees
Wenshao Zhong, Chen Chen, and Xingbo Wu, University of Illinois at Chicago; Song Jiang, University of Texas at Arlington
8:55 am–9:05 am
Break
9:05 am–10:30 am
Advanced File Systems
High Velocity Kernel File Systems with Bento
Samantha Miller, Kaiyuan Zhang, Mengqi Chen, and Ryan Jennings, University of Washington; Ang Chen, Rice University; Danyang Zhuo, Duke University; Thomas Anderson, University of Washington
Scalable Persistent Memory File System with Kernel-Userspace Collaboration
Youmin Chen, Youyou Lu, and Bohong Zhu, Tsinghua University; Andrea Arpaci-Dusseau and Remzi Arpaci-Dusseau, University of Wisconsin–Madison; Jiwu Shu, Tsinghua University
Rethinking File Mapping for Persistent Memory
Ian Neal, Gefei Zuo, Eric Shiple, and Tanvir Ahmed Khan, University of Michigan; Youngjin Kwon, KAIST; Simon Peter, University of Texas at Austin; Baris Kasikci, University of Michigan
pFSCK: Accelerating File System Checking and Repair for Modern Storage
David Domingo and Sudarsun Kannan, Rutgers University
Pattern-Guided File Compression with User-Experience Enhancement for Log-Structured File System on Mobile Devices
Cheng Ji, Nanjing University of Science and Technology; Li-Pin Chang, National Chiao-Tung University; Riwei Pan and Chao Wu, City University of Hong Kong; Congming Gao, Tsinghua University; Liang Shi, East China Normal University; Tei-Wei Kuo and Chun Jason Xue, City University of Hong Kong
10:30 am–10:45 am
Break
10:45 am–12:00 pm
Keynote Address
TBA
12:00 pm–12:40 pm
Networking
Wednesday, February 24, 2021
7:30 am–8:55 am
Transactions, Deduplication, and More
ArchTM: Architecture-Aware, High Performance Transaction for Persistent Memory
Kai Wu and Jie Ren, University of California, Merced; Ivy Peng, Lawrence Livermore National Laboratory; Dong Li, University of California, Merced
SPHT: Scalable Persistent Hardware Transactions
Daniel Castro, Paolo Romano, and João Pedro Barreto, INESC-ID & IST-Lisbon; Alexandro Baldassin, UNESP - Univ Estadual Paulista
The Dilemma between Deduplication and Locality: Can Both be Achieved?
Xiangyu Zou and Jingsong Yuan, Harbin Institute of Technology, Shenzhen; Philip Shilane, Dell Technologies; Wen Xia, Haijun Zhang, and Xuan Wang, Harbin Institute of Technology, Shenzhen
Remap-SSD: Safely and Efficiently Exploiting SSD Address Remapping to Eliminate Duplicate Writes
Qiulin Wu, You Zhou, and Fei Wu, Huazhong University of Science and Technology; Hong Jiang, UT Arlington; Jian Zhou and Changsheng Xie, Huazhong University of Science and Technology
CheckFreq: Frequent, Fine-Grained DNN Checkpointing
Jayashree Mohan, University of Texas at Austin; Amar Phanishayee, Microsoft Research; Vijay Chidambaram, University of Texas at Austin and VMware Research
8:55 am–9:05 am
Break
9:05 am–9:35 am
Work-in-Progress Reports (WiPs)
Work-in-Progress Reports (WiPs) are short presentations about work in progress, new results, or timely topics.
View the Call for WiPs. The submission deadline is Friday, January 22, 2021.
9:35 am–9:50 am
Break
9:50 am–11:15 am
Cloud and Distributed Systems
Facebook's Tectonic Filesystem: Efficiency from Exascale
Satadru Pan, Facebook; Theano Stavrinos, Princeton University; Yunqiao Zhang, Atul Sikaria, Pavel Zakharov, Abhinav Sharma, Shiva Shankar P, Mike Shuey, Richard Wareing, Monika Gangapuram, Guanglei Cao, Christian Preseau, Pratap Singh, Kestutis Patiejunas, and JR Tipton, Facebook; Ethan Katz-Bassett, Columbia University; Wyatt Lloyd, Princeton University
Exploiting Combined Locality for Wide-Stripe Erasure Coding in Distributed Storage
Yuchong Hu, Liangfeng Cheng, and Qiaori Yao, Huazhong University of Science & Technology; Patrick P. C. Lee, The Chinese University of Hong Kong; Weichun Wang and Wei Chen, HIKVISION
On the Feasibility of Parser-based Log Compression in Large-Scale Cloud Systems
Junyu Wei and Guangyan Zhang, Tsinghua University; Yang Wang, The Ohio State University; Zhiwei Liu, China University of Geosciences; Zhanyang Zhu and Junchao Chen, Tsinghua University; Tingtao Sun and Qi Zhou, alibaba cloud computing company
CNSBench: A Cloud Native Storage Benchmark
Alex Merenstein, Stony Brook University; Vasily Tarasov, IBM Research - Almaden; Ali Anwar, IBM Research; Deepavali Bhagwat, IBM Storage Research; Julie Lee, Stony Brook University; Lukas Rupprecht and Dimitris Skourtis, IBM Research - Almaden; Yang Yang and Erez Zadok, Stony Brook University
Concordia: Distributed Shared Memory with In-Network Cache Coherence
Qing Wang, Youyou Lu, Erci Xu, Junru Li, Youmin Chen, and Jiwu Shu, Tsinghua University
11:15 am–11:25 am
Break
11:25 am–11:55 am
Work-in-Progress Reports (WiPs)
Work-in-Progress Reports (WiPs) are short presentations about work in progress, new results, or timely topics.
View the Call for WiPs. The submission deadline is Friday, January 22, 2021.
11:55 am–12:35 pm
Networking
Thursday, February 25, 2021
7:30 am–8:40 am
Caching Everywhere
eMRC: Efficient Miss Rate Approximation for Multi-Tier Caching
Zhang Liu, University of Colorado Boulder; Hee Won Lee, Freelancer; Yu Xiang, AT&T Labs Research; Dirk Grunwald and Sangtae Ha, University of Colorado Boulder
The Storage Hierarchy is Not a Hierarchy: Optimizing Caching on Modern Storage Devices with Orthus
Kan Wu, Zhihan Guo, Guanzhou Hu, and Kaiwei Tu, University of Wisconsin-Madison; Ramnatthan Alagappan, VMware Research Group; Rathijit Sen and Kwanghyun Park, Microsoft; Andrea Arpaci-Dusseau and Remzi Arpaci-Dusseau, University of Wisconsin–Madison
A Community Cache with Complete Information
Mania Abdi, Northeastern University; Amin Mosayyebzadeh, Boston University; Mohammad Hossein Hajkazemi, Northeastern University; Emine Ugur Kaynar, Boston University; Ata Turk, State Street; Larry Rudolph, Twosigma; Orran Krieger, Boston University; Peter Desnoyers, Northeastern University
Learning Cache Replacement with CACHEUS
Liana Valdes, Farzana Yusuf, Steven Lyons, Eysler Paz, Raju Rangaswami, and Jason Liu, Florida International University; Ming Zhao, Arizona State University; Giri Narasimhan, Florida International University
8:40 am–8:50 am
Break
8:50 am–10:15 am
The SSD Revolution Is Not Over
FusionRAID: Achieving Consistent Low Latency for Commodity SSD Arrays
Tianyang Jiang, Guangyan Zhang, and Zican Huang, Tsinghua University; Xiaosong Ma, Qatar Computing Research Institute, HBKU; Junyu Wei, Zhiyue Li, and Weimin Zheng, Tsinghua University
Behemoth: A Flash-centric Training Accelerator for Extreme-scale DNNs
Shine Kim, Seoul National University & Samsung Electronics; Yunho Jin, Gina Sohn, Jonghyun Bae, Tae Jun Ham, and Jae W. Lee, Seoul National University
FlashNeuron: SSD-Enabled Large-Batch Training of Very Deep Neural Networks
Jonghyun Bae, Jongsung Lee, Yunho Jin, and Sam Son, Seoul National University; Shine Kim, Seoul National University & Samsung Electronics; Hakbeom Jang, Samsung Electronics; Tae Jun Ham and Jae W. Lee, Seoul National University
D2FQ: Device-Direct Fair Queueing for NVMe SSDs
Jiwon Woo, Minwoo Ahn, Gyusun Lee, and Jinkyu Jeong, Sungkyunkwan University
An In-Depth Study of Correlated Failures in Production SSD-Based Data Centers
Shujie Han and Patrick P. C. Lee, The Chinese University of Hong Kong; Fan Xu, Yi Liu, Cheng He, and Jiongzhou Liu, Alibaba
10:15 am–10:30 am
Break
10:30 am–11:45 am
Keynote Address
TBA
11:45 am–11:55 am
Closing Remarks
Program Co-Chairs: Marcos K. Aguilera, VMware Research, and Gala Yadgar, Technion—Israel Institute of Technology