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nginx多个域名使用同一个upstream问题 #1880
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502 的原因是什么呢,如果是建联失败等系统性问题,跟域名无关,upstream 相关联的请求都会报错 |
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nginx的多个域名配置了同一个upstream(比如k8s-server).当其中一个域名的后端应用出现问题,访问出现大量502的时候.Nginx会将这个upstream的后端服务置为异常(猜测).导致其他域名访问也出现502.
我们生产环境经常遇到某个应用502.引发很多其他正常使用的域名也出现502.
请问大家有遇到这个问题吗?
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