Seeking example of module using theadpool

Vladimir Homutov vl at
Mon Mar 1 09:24:43 UTC 2021

On Mon, Mar 01, 2021 at 04:07:47AM -0500, dvhh wrote:
> Hello,
> I have developed a module which perform long running calculations to produce
> the output, unfortunately blocking the server thread from handling other
> requests. I am looking at using threadpool, unfortunately there is no
> example of using threadpool with module that I could find.
> I am using src/http/modules/ngx_http_image_filter_module.c as a base for my
> code.
> How would you modify such module to perform the image processing in
> background threads ?

It is documented:

You may also look at how nginx implements reading files using threads:

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