DevOps Operations Practice
Sep 23, 2024 · Operations
Root Cause Analysis and Optimization of High Load on Alibaba Cloud RocketMQ Consumer Service
The article investigates why a RocketMQ consumer service running on a 4‑core ECS experiences sustained high load despite low CPU, I/O and memory usage, identifies excessive thread creation and frequent trace‑module context switches as the main causes, and proposes configuration and SDK upgrades to resolve the issue.
Load AnalysisPerformance TuningThread Management
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