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问题描述某客户反馈使用CDN以后下载时间很慢，TTFB很长，需要定位原因。排查过程1. 分析CDN日志根据Network下的信息后台查到CDN的日志信息，发现访问慢是因为中间有过504重试，具体过程如下（1）客户端请求到L1（cn2620），L1回源到cache18.l2...

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更新时间 2022-09-14 10:49:53

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