Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3

From: David Miller
Date: Thu Feb 22 2007 - 08:41:45 EST

From: Evgeniy Polyakov <johnpol@xxxxxxxxxxx>
Date: Thu, 22 Feb 2007 15:39:30 +0300

> It does not matter - even with threads cost of having thousands of
> threads is _too_ expensive. So, IMO, it is wrong to have to create
> 20k threads for the simple web server which only sends one index page to
> 80k connections with 4k connections per seconds rate.
> Just have that example in mind - more than 20k blocks in 80k connections
> over gigabit lan, and it is likely optimistic result, when designing new
> type of AIO.

I totally agree with Evgeniy on these points.

Using things like syslets and threadlets for networking I/O
is not a very good idea. Blocking is more the norm than the
exception for networking I/O.

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