The Execute Direct Query event has a duration of 2.1 seconds – meaning that again there is a gap to be explained, a gap where ...

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前言本文主要介绍了针对热点深库存下单抢购场景，库存团队设计并实现的一种基于Redis分桶扣减计数和合并提交扣减DB的方案；该方案基于分布式缓存实现，但也能做到不超卖不少卖，在保证扣减强一致性的同时，也提升了库存热点扣减TPS和扣减稳定性。背景介绍自库 ...