修复Nginx 502错误：upstream sent too big header while reading response header from upstream
header while reading response header from upstream s ...
原文：upstream sent too big header while reading response header from upstream
先看问题 开发反馈有个接口请求一直是 ，运维介入后查看nginx error log 展示信息如下: 意思是上游服务返回的响应携带的头信息太大了， 超过了配置的缓冲区，导致读取响应超时， nginx直接返回 如何解决 分情况讨论: 新上线的Nginx集群，未调整过任何参数 可以在主配置文件中添加proxy buffer 相关参数,如下 已在线运行许久的Nginx集群 此时如果你看到这个报错就直接去 ...
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