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Re:HTTP/3 is everywhere but nowhere by jiggawatts on Tuesday March 18, 2025 @11:42PM (#43408102)
I had head-of-line-blocking issues recently on a 10 Gbps data centre link!

HTTP client packages often use a small, fixed number of connections per domain. So if you have two servers talking to each other and there's slow requests mixed in with short RPCs, the latter can sit in a queue for tens of seconds.

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