The N+1 Query Problem Was Adding 40 Seconds to One Page Load, and Every Individual Query Ran in…
中文摘要
N+1查询问题导致页面加载延迟40秒，监控系统未能察觉，最终由客服团队发现并反馈。
English Summary
The N+1 query problem caused a 40-second page load delay, which monitoring missed but support staff eventually identified.
Original Excerpt
Support flagged it first, not our monitoring. That’s the detail that still bothers me about this one. Continue reading on Javarevisited »