Thank you Maxim,

Regards,
Dilip

On Wed, Feb 3, 2016 at 6:05 PM, Maxim Dounin <mdounin@mdounin.ru> wrote:

> Hello!
>
> On Wed, Feb 03, 2016 at 10:43:06AM -0800, Dilip Simha wrote:
>
> > Hi,
> >
> > I am curious to know as to why the nginx.conf config
> > variable: client_body_in_single_buffer is turned off by default?
> >
> > Is there any performance degradation when its turned on?
> > In my understanding when this is turned on, it should help improve the
> > performance by reading the entire body in a single memcopy operation.
> Isn't
> > it?
>
> This option has both pros and cons:
>
> - on the one hand, it saves resources when you have to access
> request body as a single memory block - e.g., via $request_body
> variable;
>
> - on the other hand, it wastes resources when nginx is reading
> body from client, as it has to do an extra allocation and
> memcpy() if some parts of the body happened to be already read
> with the request header.
>
> Additonally, right now this option does not work at all and marked
> as TODO. See src/http/ngx_http_request_body.c for details.
>
> --
> Maxim Dounin
> http://nginx.org/
>
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> nginx-devel@nginx.org
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>
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