基于Cgroup溯源的存储IO多路径分流方法及系统

By adopting a storage I/O multi-path routing method based on Cgroup tracing, the problem that multi-path technology cannot perceive business priorities is solved, and business-aware path routing is achieved, ensuring the performance of critical business and the efficient utilization of storage resources.

CN122093310BActive Publication Date: 2026-07-17BEIJING LINX SOFTWARE CORP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING LINX SOFTWARE CORP
Filing Date
2026-04-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing multipath technologies cannot perceive business priorities, causing critical business operations to compete for storage path resources with sudden abnormal traffic, resulting in performance degradation and latency jitter.

Method used

By obtaining the Cgroup identity information to which the IO request belongs, the path channel type is determined, and the target path is selected from the pre-divided set of physical paths. This enables business identity recognition, channel type matching, and optimal path selection. Combined with static priority weights and real-time load monitoring, the path selection strategy is dynamically adjusted.

Benefits of technology

It achieves dedicated resources and performance isolation for critical business operations, avoids the impact of abnormal traffic on normal business operations, improves the fairness of resource allocation and overall bandwidth utilization efficiency of the storage environment, and adapts to the elasticity requirements of cloud-native platforms.

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Abstract

本发明涉及一种基于Cgroup溯源的存储IO多路径分流方法及系统,属于数据存储技术领域,解决了现有多路径因无法感知业务优先级、无法隔离异常流量而导致业务性能下降的问题。包括:获取IO请求所归属的Cgroup身份信息,进而确定IO请求对应的路径通道类型;路径通道类型包括:专享通道、隔离通道和通用通道;从预先划分的多个物理路径集合中确定与路径通道类型对应的物理路径集合,其中不同的路径通道类型对应不同的物理路径集合;从物理路径集合中选择一条物理路径作为目标路径,并将IO请求通过目标路径下发至存储设备。实现了业务感知的多路径精确分流,提升了业务性能。
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