[GitHub] [apisix] tangtangsara commented on issue #4171: bug: log-util print response header connection always close, is apisix use short connection to upstream ?

[GitBox]

tangtangsara commented on issue #4171:
URL: https://github.com/apache/apisix/issues/4171#issuecomment-830740536


   > @tangtangsara
   > my request and response is client(postman) -> apisix-> upstream(nginx).
   > 
   > ```
   > 而且我通过抓包,确认了 apisix 发送请求给tomcat时
   > 设置nginx配置 set $upstream_connection ''; 代表 无connection头, 
tomcat响应没有connection 头
   > 设置nginx配置 set $upstream_connection 'keep-alive'; 代表强制启用 keep-alive, 
tomcat响应有connection:keepalive
   > 这都是正确的
   > ```
   > 
   > please post a screenshot of the packet capture
   
   @tzssangglass 此issue的最上面, 那两张截屏就是tshark抓包的内容截屏.
   分别为   set $upstream_connection ''    和 set $upstream_connection 'keep-alive'
   


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