Which OS best for file serving? Does file AIO increase performance significantly?

[Sharl.Jimh.Tsin]

在 2011-08-22一的 10:58 -0400，Andy写道：
> Hi,
> 
> I'm interested in setting up Nginx server for image serving, mostly
> small images such as icons or thumbnails.
> 
> Usually I use Linux, but I understand that file AIO doesn't work on
> Linux. A few questions:
> 
> 1) How much performance increase does file AIO realistically provide for
> file serving - 10%? 50%? 100%?
> 
> 2) If the performance increase is significant, which OS do you recommend
> for file AIO - FreeBSD, NetBSD, Open BSD, OpenSolaris?
> 
> 3) Is it a steep learning curve moving from Linux to one of the
> aforementioned OS?
> 
> Thanks.
> 
> Posted at Nginx Forum: http://forum.nginx.org/read.php?2,214148,214148#msg-214148
> 
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Why do you think that File AIO not work on GNU/Linux?

In nginx website(ABOUT page),it says: "File AIO (FreeBSD 4.3+, Linux
2.6.22+); "

-- 
Best regards,
Sharl.Jimh.Tsin (From China **Obviously Taiwan INCLUDED**)

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