Http2 Priority

Valentin V. Bartenev vbart at
Mon Oct 12 13:03:45 UTC 2015

On Friday 09 October 2015 16:41:00 Muhui Jiang wrote:
> Hi,
> My first time to ask question. Is this the mail list for FAQ?
> If so, my question is that it seems nginx1.9.5 support the dependency tree
> built in http/2. But through my test, the result is not what I expected. I
> send 4 requests while A is B,C,D's parent.
> But the response I received is a part of A's data frame and then B,C,D 's
> whole data frame and then the left of A(A is big enough). According to
> RFC7540, we should receive all the A's dataframe before receive B,C,D's
> data frame. I don't know the reason(maybe because of flow control?). But
> when I tried another server h2o, it gives me the result I want. A finished
> first and then B,C,D.

It's hard to say without the detailed information about how you have made
these requests and your nginx configuration.

The problem could be flow control, or too small "output_buffers", or no
problem at all.


Could you provide a debug log?

  wbr, Valentin V. Bartenev

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