The FIN ACK suggests that the other side is responsible for closing the
connection. If nginx was terminating the connection, there would be no ACK
bit set. Check your upstream server supports keepalive.

On Tue, Jan 10, 2017 at 10:55 PM, Jonathan Geyser <jtgeyser@gmail.com>
wrote:

> Hi guys,
>
> I'm attempting to have multiple requests to a backend reuse the same TCP
> session as to avoid handshaking for each subsequent request. Nginx appears
> to send FIN ACK to the backend after every request.
>
> Am I doing something wrong?
>
> Here is the current configuration: https://paste.ngx.cc/6c24411681f24790
>
>
> Thanks in advance,
> Jonathan
>
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