Yuanchao Xu

College of Engineering

Works (13)

Updated: April 1st, 2025 10:33

2023 article

Reconciling Selective Logging and Hardware Persistent Memory Transaction

Ye, C., Xu, Y., Shen, X., Sha, Y., Liao, X., Jin, H., & Solihin, Y. (2023, February 1). 2023 IEEE INTERNATIONAL SYMPOSIUM ON HIGH-PERFORMANCE COMPUTER ARCHITECTURE, HPCA, pp. 664–676.

By: C. Ye *, Y. Xu n, X. Shen n , Y. Sha*, X. Liao *, H. Jin *, Y. Solihin *

topics (OpenAlex): Distributed systems and fault tolerance; Advanced Data Storage Technologies; Parallel Computing and Optimization Techniques
TL;DR: An ISA extension is presented that enables selective logging for hardware persistent memory transactions for the first time and outperforms the state-of-the-art hardware counterpart by 1.8× on average. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: June 5, 2023

2023 article

SpecPMT: Speculative Logging for Resolving Crash Consistency Overhead of Persistent Memory

Ye, C., Xu, Y., Shen, X., Sha, Y., Liao, X., Jin, H., & Solihin, Y. (2023, January 27). PROCEEDINGS OF THE 28TH ACM INTERNATIONAL CONFERENCE ON ARCHITECTURAL SUPPORT FOR PROGRAMMING LANGUAGES AND OPERATING SYSTEMS, VOL 2, ASPLOS 2023, pp. 762–777.

By: C. Ye *, Y. Xu n, X. Shen n , Y. Sha*, X. Liao *, H. Jin *, Y. Solihin *

author keywords: persistent memory; transaction; logging; microarchitecture
topics (OpenAlex): Parallel Computing and Optimization Techniques; Distributed systems and fault tolerance; Advanced Data Storage Technologies
TL;DR: This paper introduces speculative logging, a new method that forgoes most memory fences and reduces data persistence overhead by logging data values early, which enables a novel persistent transaction model, speculatively persistent memory transactions (SpecPMT). (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: November 6, 2023

2022 article

Brief Industry Paper: Enabling Level-4 Autonomous Driving on a Single $1k Off-the-Shelf Card

Sung, H.-H., Xu, Y., Guan, J., Niu, W., Ren, B., Wang, Y., … Shen, X. (2022, May 1). 2022 IEEE 28TH REAL-TIME AND EMBEDDED TECHNOLOGY AND APPLICATIONS SYMPOSIUM (RTAS), pp. 297–300.

By: H. Sung n, Y. Xu n, J. Guan *, W. Niu *, B. Ren *, Y. Wang *, S. Liu, X. Shen n 

topics (OpenAlex): Autonomous Vehicle Technology and Safety; Real-Time Systems Scheduling; Advanced Neural Network Applications
TL;DR: It is shown that it is feasible to enable full leve1-4 autonomous driving workloads on a single off-the-shelf card (Jetson AGX Xavier) for less than 1.1 times less than the state-of- the-art systems, while meeting all the requirements of latency. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
9. Industry, Innovation and Infrastructure (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: April 17, 2023

2022 article

FFCCD

Xu, Y., Ye, C., Solihin, Y., & Shen, X. (2022, May 31). PROCEEDINGS OF THE 2022 THE 49TH ANNUAL INTERNATIONAL SYMPOSIUM ON COMPUTER ARCHITECTURE (ISCA '22).

By: Y. Xu n, C. Ye *, Y. Solihin * & X. Shen n 

author keywords: Non-volatile memory; Persistent memory; Memory management; Garbage collection; Defragmentation
topics (OpenAlex): Radiation Effects in Electronics; Parallel Computing and Optimization Techniques; Advanced Memory and Neural Computing
TL;DR: Fence-Free Crash-consistent Concurrent Defragmentation (FFCCD) introduces architecture support for concurrent defragmentation that enables a fence-free design and fast read barrier, reducing two major overheads of defragmenting persistent memory. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (Web of Science; OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: September 26, 2022

2022 article

Preserving Addressability Upon GC-Triggered Data Movements on Non-Volatile Memory

Ye, C., Xu, Y., Shen, X., Jin, H., Liao, X., & Solihin, Y. (2022, January 31). ACM Transactions on Architecture and Code Optimization, Vol. 6.

By: C. Ye *, Y. Xu n, X. Shen n , H. Jin *, X. Liao * & Y. Solihin *

author keywords: Persistent memory; garbage collector; memory management
topics (OpenAlex): Parallel Computing and Optimization Techniques; Security and Verification in Computing; Distributed systems and fault tolerance
TL;DR: The article proposes the concept of movement-oblivious addressing (MOA), and develops and compares three novel solutions to materialize the concept for solving the addressability problem. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: April 18, 2022

2022 article

Temporal Exposure Reduction Protection for Persistent Memory

Xu, Y., Ye, C., Shen, X., & Solihin, Y. (2022, April 1). 2022 IEEE INTERNATIONAL SYMPOSIUM ON HIGH-PERFORMANCE COMPUTER ARCHITECTURE (HPCA 2022).

By: Y. Xu n, C. Ye *, X. Shen n  & Y. Solihin *

author keywords: Memory Security; Persistent Memory; Memory Exposure Reduction; Hardware-Software Co-Design
topics (OpenAlex): Security and Verification in Computing; Advanced Memory and Neural Computing; Distributed systems and fault tolerance
TL;DR: This paper develops temporal exposure reduction protection (TERP) as a framework for enforcing memory safety and proposes programming system and architecture solutions for the key challenges for the adoption of TERP, which draws on novel supports in both compilers and hardware to efficiently meet the exposure time target. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 29, 2022

2021 article

Hardware-Based Address-Centric Acceleration of Key-Value Store

Ye, C., Xu, Y., Shen, X., Liao, X., Jin, H., & Solihin, Y. (2021, February 1). 2021 27TH IEEE INTERNATIONAL SYMPOSIUM ON HIGH-PERFORMANCE COMPUTER ARCHITECTURE (HPCA 2021).

By: C. Ye *, Y. Xu n, X. Shen n , X. Liao *, H. Jin * & Y. Solihin *

topics (OpenAlex): Advanced Data Storage Technologies; Caching and Content Delivery; Parallel Computing and Optimization Techniques
TL;DR: This paper introduces an address-centric approach to speed up the addressing by creating a shortcut for the translation of a key to the physical address of the value, using a novel in-memory table, STLT, a virtual-physical address buffer, and two new instructions. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: July 26, 2021

2021 article

Recurrent Neural Networks Meet Context-Free Grammar: Two Birds with One Stone

Guan, H., Chaudhary, U., Xu, Y., Ning, L., Zhang, L., & Shen, X. (2021, December 1). 2021 IEEE International Conference on Data Mining (ICDM).

By: H. Guan *, U. Chaudhary*, Y. Xu n, L. Ning n, L. Zhang * & X. Shen n 

author keywords: recurrent neural networks; data compression; context free grammar; tokenization
topics (OpenAlex): Software System Performance and Reliability; Software Testing and Debugging Techniques; Network Packet Processing and Optimization
TL;DR: This work introduces CFG-guided compressed learning, an approach that creatively integrates Context-Free Grammar (CFG) and online tokenization into RNN learning and inference for streaming inputs through a hierarchical compression algorithm. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: May 2, 2022

2021 article

Seeds of SEED: New Security Challenges for Persistent Memory

Mustafa, N. U., Xu, Y., Shen, X., & Solihin, Y. (2021, September 1). 2021 INTERNATIONAL SYMPOSIUM ON SECURE AND PRIVATE EXECUTION ENVIRONMENT DESIGN (SEED 2021).

By: N. Mustafa *, Y. Xu n, X. Shen n  & Y. Solihin*

author keywords: Persistent memory objects; Security attacks; PMO vulnerability
topics (OpenAlex): Security and Verification in Computing; Distributed systems and fault tolerance; Advanced Malware Detection Techniques
TL;DR: Security implications of using the PMO, highlighting sample PMO-based attacks and potential strategies to defend against them, and threat vulnerabilities that are either new or increased in intensity under PMO programming model are discussed. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: June 20, 2022

2021 article

Supporting Legacy Libraries on Non-Volatile Memory: A User-Transparent Approach

Ye, C., Xu, Y., Shen, X., Liao, X., Jin, H., & Solihin, Y. (2021, June 1). 2021 ACM/IEEE 48TH ANNUAL INTERNATIONAL SYMPOSIUM ON COMPUTER ARCHITECTURE (ISCA 2021).

By: C. Ye *, Y. Xu n, X. Shen n , X. Liao *, H. Jin * & Y. Solihin *

topics (OpenAlex): Parallel Computing and Optimization Techniques; Advanced Data Storage Technologies; Distributed systems and fault tolerance
TL;DR: A new concept that allows programmers to reference a persistent object in the same way as reference a normal (volatile) object is presented, and compiler and simple architecture support for keeping performance overheads very low is described. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: October 26, 2021

2021 article

UDF to SQL translation through compositional lazy inductive synthesis

Zhang, G., Xu, Y., Shen, X., & Dillig, I. (2021, October 15). Proceedings of the ACM on Programming Languages, Vol. 5, pp. 1–26.

By: G. Zhang n, Y. Xu n, X. Shen n  & I. Dillig *

author keywords: program synthesis; source-to-source compiler; query optimization
topics (OpenAlex): Logic, programming, and type systems; Parallel Computing and Optimization Techniques; Security and Verification in Computing
TL;DR: A new technique for translating SQL queries with UDFs to pure SQL expressions using a novel compositional strategy that decomposes the synthesis task into simpler sub-problems and scales significantly better than traditional CEGIS. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: January 2, 2022

2020 article

Hardware-Based Domain Virtualization for Intra-Process Isolation of Persistent Memory Objects

Xu, Y., Ye, C. C., Solihin, Y., & Shen, X. (2020, May 1). 2020 ACM/IEEE 47TH ANNUAL INTERNATIONAL SYMPOSIUM ON COMPUTER ARCHITECTURE (ISCA 2020), pp. 680–692.

By: Y. Xu n, C. Ye*, Y. Solihin* & X. Shen n 

author keywords: Persistent Memory Objects; Memory Protection Keys; Intra-process Isolation
topics (OpenAlex): Security and Verification in Computing; Parallel Computing and Optimization Techniques; Advanced Memory and Neural Computing
TL;DR: This paper presents two novel architecture supports, which provide 11 - 52 × higher efficiency while offering the first known domain-based protection for PMOs. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: March 8, 2021

2020 article

MERR

Xu, Y., Solihin, Y., & Shen, X. (2020, March 9). TWENTY-FIFTH INTERNATIONAL CONFERENCE ON ARCHITECTURAL SUPPORT FOR PROGRAMMING LANGUAGES AND OPERATING SYSTEMS (ASPLOS XXV), pp. 987–1000.

By: Y. Xu n, Y. Solihin * & X. Shen n 

author keywords: persistent memory objects; memory exposure reduction; runtime randomization
topics (OpenAlex): Security and Verification in Computing; Advanced Malware Detection Techniques; Advanced Memory and Neural Computing
TL;DR: The paper discusses the complexities the technique brings, to permission controls and hardware implementations, and provides solutions, and shows that the new technique reduces memory exposure time by 60% with a 5% time overhead and allows much more frequent address randomizations, offering significant potential for enhancing memory security. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: July 6, 2020

Citation Index includes data from a number of different sources. If you have questions about the sources of data in the Citation Index or need a set of data which is free to re-distribute, please contact us.

Certain data included herein are derived from the Web of Science© and InCites© (2026) of Clarivate Analytics. All rights reserved. You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.