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Re: mod_aclr2

Martin Loy
January 13, 2012 07:56AM
Andrey

thanks for your response and great nice work!!

Regards

M

On Wed, Jan 11, 2012 at 4:09 PM, Andrey Belov <defan@nginx.com> wrote:

> Martin,
>
> On Jan 11, 2012, at 7:31 PM, Martin Loy wrote:
>
> Would you explain the main difference between using your module and using
> nginx as a reverse proxy and caching static content ?
>
>
> In some situations, mod_aclr2 helps to avoid excessive disk I/O,
> especially for big static responses.
>
> When nginx is used as a local reverse proxy and proxy_buffering is
> enabled, every upstream reponse which can not fit into proxy buffers
> may be temporarily saved on disk:
>
> http://nginx.org/en/docs/http/ngx_http_proxy_module.html#proxy_buffering
> http://nginx.org/en/docs/http/ngx_http_proxy_module.html#proxy_temp_path
>
> For example, we have to process the request for 700mb video file,
> without mod_aclr2:
>
> 1) nginx sends the request to apache
> 2) apache sends 700mb file back to nginx
> 3) nginx saves received file on disk (proxy_temp_path) and
> starts sending it back to the client
>
> and with mod_aclr2:
>
> 1) nginx sends the request to apache
> 2) apache sends a few bytes header with X-Accel-Redirect back to nginx
> 3) nginx starts sending the file directly from disk
>
> You save your time and your disk at step #2.
>
> Of course, you also may use proxy_cache along with mod_aclr2,
> but if your disks are fast enough, probably you won't need
> to do any caching at all.
>
> Hope this helps.
>
>
>
> Regards
>
> M
>
> On Wed, Jan 11, 2012 at 11:54 AM, António P. P. Almeida <appa@perusio.net>wrote:
>
>> On 11 Jan 2012 13h17 WET, defan@nginx.com wrote:
>>
>> > Hello!
>> >
>> > Ever wondered how to set up NGINX as a local proxy for Apache 2.x
>> > with minimum efforts?
>>
>> Nice work Andrey. Opens up Nginx as a possibility for shared hosting
>> (keep using .htaccess) and voids any resistance people might have trying
>> Nginx out. It's sooo easy now :)
>>
>> Thanks,
>> --- appa
>>
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>>
>
>
>
> --
> *Nunca hubo un amigo que hiciese un favor a un enano, ni un enemigo que
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*Nunca hubo un amigo que hiciese un favor a un enano, ni un enemigo que le
hiciese un mal, que no se viese recompensado por entero.*
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Subject Author Posted

mod_aclr2

Andrey Belov January 11, 2012 08:18AM

Re: mod_aclr2

Joe January 11, 2012 08:42AM

Re: mod_aclr2

António P. P. Almeida January 11, 2012 08:56AM

Re: mod_aclr2

Martin Loy January 11, 2012 10:34AM

Re: mod_aclr2

Andrey Belov January 11, 2012 01:10PM

Re: mod_aclr2

Jimmysongo January 12, 2012 08:54AM

Re: mod_aclr2

Martin Loy January 13, 2012 07:56AM



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