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Cited by 559

The DOI matches its Crossref record; 30 of the 30 references it cites were found in a registry or an index.

Towards Scaling Blockchain Systems via Sharding

Open access
Dang, Hung, Dinh, Tien Tuan Anh, Loghin, Dumitrel, Chang, Ee-Chien, Lin, Qian, Ooi, Beng Chin·2019·Proceedings of the 2019 International Conference on Management of Data

Abstract

Existing blockchain systems scale poorly because of their distributed consensus protocols. Current attempts at improving blockchain scalability are limited to cryptocurrency. Scaling blockchain systems under general workloads (i.e., non-cryptocurrency applications) remains an open question. This work takes a principled approach to apply sharding to blockchain systems in order to improve their transaction throughput at scale. This is challenging, however, due to the fundamental difference in failure models between databases and blockchain. To achieve our goal, we first enhance the performance of Byzantine consensus protocols, improving individual shards' throughput. Next, we design an efficient shard formation protocol that securely assigns nodes into shards. We rely on trusted hardware, namely Intel SGX, to achieve high performance for both consensus and shard formation protocol. Third, we design a general distributed transaction protocol that ensures safety and liveness even when transaction coordinators are malicious. Finally, we conduct an extensive evaluation of our design both on a local cluster and on Google Cloud Platform. The results show that our consensus and shard formation protocols outperform state-of-the-art solutions at scale. More importantly, our sharded blockchain reaches a high throughput that can handle Visa-level workloads, and is the largest ever reported in a realistic environment.

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Metadata

Authors
Dang, H., Dinh, T. T. A., Loghin, D., Chang, E.-C., Lin, Q., & Ooi, B. C.
Venue
Proceedings of the 2019 International Conference on Management of Data
Publisher
ACM
Published
2019-06-25
Pages
123-140
ISSN
0730-8078 (ISSN-L)
OpenAlex
W2944812228
Cited by
559
References
30
FWCI
48.07
Type
conference paper
Language
en
Open access
green

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CoChat. (2026). Citation check: Towards Scaling Blockchain Systems via Sharding. https://app.cochat.ai/papers/10.1145/3299869.3319889
The paper
Dang, H., Dinh, T. T. A., Loghin, D., Chang, E.-C., Lin, Q., & Ooi, B. C. (2019). Towards Scaling Blockchain Systems via Sharding. Proceedings of the 2019 International Conference on Management of Data. https://doi.org/10.1145/3299869.3319889

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