A seemingly harmless removal of publishOn(Schedulers.boundedElastic()) led to cascading Redis timeouts in production. This post explains how Spring’s @Cacheable blocks the Netty event loop when used with RedisCacheManager, and why BlockHound failed to catch it.

activity-service 是一个插件化的互动游戏引擎，支撑砸金蛋、抢红包、集卡、虚拟养成这些活动。GamePlugin SPI 留的扩展点、Redis Lua 怎么保证抢红包的原子性、AntiCheatGuard 拦什么、水平扩展的前提是什么，都按当前实现来讲。