SSE

TLDR Issue：Unable to receive SSE after migrating Nginx configuration from test to production environment Cause：Nginx 1.22.0 defaults to using HTTP/1.0 instead of HTTP/1.1 Investigation : Enable debug logs and analyze Solution : Specify HTTP version 1.1 in Nginx global settings Scenario After migrating the same configuration from the test environment to the production environment, regular requests worked normally, but SSE had no response (Timeout). Manual and tool comparisons, as well as ChatGPT analysis, did not reveal any configuration issues. The only difference was that the test environment used Nginx version 1.22.1, while the production environment used version 1.22.0. ...