Sohu Tech Products
Aug 23, 2023 · Backend Development
Analysis of Service Avalanche Caused by Jedis Parameter Misconfiguration During Redis Cluster Failover
During a Redis 3.x cluster master‑slave failover, the default Jedis connection timeout of two seconds combined with six automatic retries caused each request’s Redis calls to accumulate up to sixty seconds of latency, triggering Nginx timeouts and a service‑avalanche, which was resolved by lowering timeout and retry settings.
Backend DevelopmentCluster FailoverConnection Retry
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