Unverified50% confidenceFactExact time
Redis分布式锁通常基于SETNX命令或Redisson框架实现，Redisson通过看门狗机制实现锁的自动续期
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Java Backend Interview Sprint: A Systematic Methodology From Rote Q&A to Scenario Questions
bilibili最新_Java面试7/11/2026
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