<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In replication management under multi-datacenter cloud storage environments, the problem of a replica being inconsistent across multiple datacenters must be solved. Focusing on data management strategies under multiple datacenters, this paper presents a design of a HDFS-based two Cascading Master-Slave Storage System (2CMSSS), which simplifies the research work of the replication management strategies under multi-datacenter cloud storage environments. On this basis a two-phase locking maintenance strategy for replica consistency is presented to validate and fix the problem of replica inconsistency across multiple datacenters. According to the experiment simulation, this strategy can ensure strong data consistency and maintain low latency for users to access data.</p></abstract>

In replication management under multi-datacenter cloud storage environments, the problem of a replica being inconsistent across multiple datacenters must be solved. Focusing on data management strategies under multiple datacenters, this paper presents a design of a HDFS-based two Cascading Master-Slave Storage System (2CMSSS), which simplifies the research work of the replication management strategies under multi-datacenter cloud storage environments. On this basis a two-phase locking maintenance strategy for replica consistency is presented to validate and fix the problem of replica inconsistency across multiple datacenters. According to the experiment simulation, this strategy can ensure strong data consistency and maintain low latency for users to access data.

Distributed Consistency Method and Two-Phase Locking in Cloud Storage over Multiple Data Centers

Software School, Xiamen University, Xiamen, China

Cybernetics and Information Technologies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

In replication management under multi-datacenter cloud storage environments, the problem of a replica being inconsistent across multiple datacenters must be...

Distributed Consistency Method and Two-Phase Locking in Cloud Storage over Multiple Data Centers

Published Online: Dec 30, 2015

Page range: 113 - 121

DOI: https://doi.org/10.1515/cait-2015-0072

Keywords
Multiple datacenters, replication management, Two Cascading Master-Slave Storage System (2CMSSS), AHP-backward cloud, two-phase locking

© 2015 Fan Lin et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Distributed Consistency Method and Two-Phase Locking in Cloud Storage over Multiple Data Centers

Published Online: Dec 30, 2015

Page range: 113 - 121

DOI: https://doi.org/10.1515/cait-2015-0072

KeywordsMultiple datacenters, replication management, Two Cascading Master-Slave Storage System (2CMSSS), AHP-backward cloud, two-phase locking

© 2015 Fan Lin et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Multiple datacenters, replication management, Two Cascading Master-Slave Storage System (2CMSSS), AHP-backward cloud, two-phase locking