How can I set a maximum limit for gzip module?

[Ruslan Ermilov]

On Thu, Apr 27, 2017 at 01:27:28AM -0400, t.nishiyori wrote:
> Hello,
> 
> I'm using nginx-1.11.2 for proxy server with gzip-module.
> 
> I hope to use such like a "gzip_max_length" directive in
> ngx_http_gzip_module.
> Because some upstream response's sizes exceeded the settings of
> gzip_buffers.
> (But there were no error... These are strange things for me...)
> 
> I can change the gzip_buffers to enough size for upstream, but there is no
> limit.
> 
> Can I set a limit of maximum content-size for gzip module?
> 
> Thank you.

gzip_buffers doesn't limit the maximum size of the response
that can be compressed.  When all buffers are filled, gzip
filter just outputs another chunk of compressed data.