nginx upstream closed when spdy is active

[Valentin V. Bartenev]

On Wednesday 10 June 2015 04:00:40 cobain86 wrote:
> hi there
> we have a problem while downloading files from our website while spdy is
> enabled.
> 
> the download wont start and after a few seconds is runs to a timeoute.
> if i disable spdy, the download is working.
> 
> what could that be.
> The log files show me the following error
> 
> 2015/06/10 09:26:14 [error] 2538#0: *6497287 upstream prematurely closed
> connection while reading upstream, client: x.x.x.x, server: www.x.com,
> request: "GET
> /xxx/report.do?action=ApprovedProductsCSV&xxxx&dateFrom=14.04.2015
> HTTP/1.1", upstream:
> "http://xxxx:xxxx/xxx/report.do?action=ApprovedProductsCSV&xxx&dateFrom=14.04.2015",
> host: "www.xxx.com", referrer:
> "https://www.xxx.com/xxx/report.do?action=ApprovedProducts"
> 
[..]

You should check your backend logs to find the reason why it closed the connection.

  wbr, Valentin V. Bartenev