Can't seem to get the right buffer size set

[Maxim Dounin]

Hello!

On Tue, Nov 25, 2008 at 12:22:09AM -0800, mike wrote:

> To try to maximize the possibility I've set the following:
> 
>         fastcgi_buffer_size 16k;
>         fastcgi_buffers 64 16k;
>         fastcgi_busy_buffers_size 16k;
> 
> This is for requests to .php scripts
> 
> Even this, just in case:
> 
>         proxy_buffer_size 16k;
>         proxy_buffers 64 16k;
>         gzip_buffers 64 16k;
> 
> Now by reading past emails this looks like I should be able to buffer
> 
> fastcgi: (64 * 16) + 16 = 1040k per request
> proxy: (64 * 16) + 16 = 1040k per request
> even gzip 64 * 16 = 1024k

All this settings are irrelevant for client requests, they are 
used only for *response* buffering.

> I am sending only 512k POST with a few headers - definately under a megabyte.
> 
> I also have these, not sure if it matters.
> 
>         client_max_body_size 251m;
>         client_header_buffer_size 8k;
>         client_body_buffer_size 256k;

So you have you client request body buffer set to 256k.  
Anything that don't fit will go to disk.

Maxim Dounin