AIO support on Linux

[Delta Yeh]

2006/10/19, Igor Sysoev <is at rambler-co.ru>:
>
> On Thu, 19 Oct 2006, Gentoo wrote:
>
> > I read this blog
> >
> http://www.mysqlperformanceblog.com/2006/05/21/speedup-your-lamp-stack-with-lighttpd/
> > now all web servers are lack of these features
> >
> >
> >  - Persistent connections to FastCGI servers
> >  - Keep alive from Reverse proxy to web server
> >  - Async IO for serving large large files
> >
> > so I guess if nginx can support those features, it will be cool
>
> I have plan to support persistent connection to proxied and FastCGI
> servers.


The same features as apache mod_proxy and mod_proxy_balancer ?

Sorry, it's difficult to me to write in English, so I will be short:
> I do not think that AIO support in nginx will add huge perfomance boost
> because:
>
> 1) You can run 100 worker processes to issue 100 simultaneous disk
>     IO operations. You can not do it with lighttpd and other single
> process
>     servers.
> 2) There is no AIO sendfile.
>
>
> Igor Sysoev
> http://sysoev.ru/en/
>
>
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