Richard,

On further investigation -- it looks like the client was closing the
front-end connection. I need the back-end socket to remain open regardless
of what the front-end is doing. Is there a way to accomplish this?

Thanks in advance,
Jonathan

On Tue, Jan 10, 2017 at 2:26 PM, Richard Stanway <r1ch+nginx@teamliquid.net>
wrote:

> 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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>
>
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