GBCL: Reduce Concurrency Conflicts in Hyperledger Fabric

Qiucheng Sun, Yuyu Yuan · 2022

Hyperledger Fabric is a well-known permissioned blockchain platform with a high throughput that is frequently used in a variety of applications. However, while Hyperledger Fabric achieves higher throughput, it also generates more concurrency conflicts, which reduces its efficiency. In this paper, we propose a solution to the concurrency conflict problem in Hyperledger Fabric. We create a simulation system based on gPRC communication and test it to ensure that our solution is correct. On this basis, a number of experiments are conducted with the GBCL solution, which is built on Hyperledger Fabric V2.2. The results of the experiments reveal that GBCL effectively handles the Hyperledger Fabric concurrency conflict problem.

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