流量控制与数据复制方法、节点、系统及存储介质

By dynamically allocating traffic quotas through flow control nodes, the impact of data replication on read and write performance is resolved, ensuring system reliability and resource utilization, and achieving efficient data replication.

CN116302406BActive Publication Date: 2026-07-17ALIBABA (CHINA) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ALIBABA (CHINA) CO LTD
Filing Date
2023-02-10
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In distributed storage systems, when the data replication process consumes a lot of disk bandwidth, it can affect data read and write performance. How can we reduce the impact of the data replication process on read and write performance, complete data replication as quickly as possible, and ensure system reliability?

Method used

By periodically predicting the traffic demand of data read, write, and replication tasks through flow control nodes, dynamically allocating traffic quotas, and reasonably adjusting the traffic resources of worker nodes, the data replication tasks can be completed as quickly as possible without affecting read and write performance.

Benefits of technology

It enables dynamic adjustment of traffic resources without affecting data read and write performance, thereby improving system reliability and resource utilization and reducing operation and maintenance costs.

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Abstract

本申请实施例提供一种流量控制与数据复制方法、节点、系统及存储介质。在本申请实施例中,由流控节点周期性地预测下一流控周期内数据读写任务的流量需求和下一流控周期内数据复制任务的流量需求,通过对两种流量需求的动态感知,可以合理且动态地为工作节点分配执行数据复制任务所需的流量配额,并将流量配额下发给各个工作节点,实现对数据复制任务的流量控制。在该流量控制过程中,根据数据读写任务的流量需求的变化自适应地调节分配给工作节点的流量配额,可以降低数据复制过程对数据读写性能的影响,尽快完成数据复制,保证系统的可靠性,提升系统的服务质量和资源利用率;另外,流量配额的调节无需人工干预,可以减少运维的人力成本。
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