Computer Science

Rabia: Simplifying State-Machine Replication through Randomization

Document Type

Conference Paper

Abstract

We introduce Rabia, a simple and high performance framework for implementing state-machine replication (SMR) within a datacenter. The main innovation of Rabia is in using randomization to simplify the design. Rabia provides the following two features: (i) It does not need any fail-over protocol and supports trivial auxiliary protocols like log compaction, snapshotting, and reconfiguration, components that are often considered the most challenging when developing SMR systems; and (ii) It provides high performance, up to 1.5x higher throughput than the closest competitor (i.e., EPaxos) in a favorable setup (same availability zone with three replicas) and is comparable with a larger number of replicas or when deployed in multiple availability zones.

Publication Title

SOSP 2021 - Proceedings of the 28th ACM Symposium on Operating Systems Principles

Publication Date

2021

First Page

472

Last Page

487

ISBN

9781450387095

DOI

10.1145/3477132.3483582

Keywords

consensus, formal verification, SMR

APA Citation

Pan, H., Tuglu, J., Zhou, N., Wang, T., Shen, Y., Zheng, X., ... & Palmieri, R. (2021, October). Rabia: Simplifying state-machine replication through randomization. In Proceedings of the ACM SIGOPS 28th Symposium on Operating Systems Principles (pp. 472-487).

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