9 messages in ru.sysoev.nginxRe: again async io
FromSent OnAttachments
Aleksandar LazicNov 22, 2006 8:15 am 
GentooNov 22, 2006 11:26 pm 
Igor SysoevNov 23, 2006 12:04 am 
Aleksandar LazicNov 23, 2006 12:14 am 
Aleksandar LazicNov 23, 2006 12:17 am 
Aleksandar LazicNov 23, 2006 12:23 am 
Igor SysoevNov 23, 2006 2:08 am 
Igor SysoevNov 23, 2006 2:13 am 
Aleksandar LazicNov 23, 2006 2:18 am 
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Subject:Re: again async ioActions...
From:Igor Sysoev (is-G@public.gmane.org)
Date:Nov 23, 2006 2:08:13 am
List:ru.sysoev.nginx

On Thu, 23 Nov 2006, Aleksandar Lazic wrote:

On Don 23.11.2006 11:05, Igor Sysoev wrote:

On Wed, 22 Nov 2006, Aleksandar Lazic wrote:

I have read some docs and some papers and have changed my opinion about the asyncIO.

[snip]

2) Whether some improvement will be for 1000 parallel downloads.

Aehm yes and this is good, isn't it!?

Have you seen 1000 parallel downloads benchmark ? Where ?

3) libaio requires linking with -lpthread, so it's seems it's not a true AIO implemenation but emulation using threads.

There is a posix lib (http://www.bullopensource.org/posix/) I will look what requirements this lib have.

POSIX AIO may be not zero-copy operation.

Igor Sysoev http://sysoev.ru/en/