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Date:      Thu, 18 Oct 2007 06:07:44 +0400
From:      Andrey Chernov <ache@nagual.pp.ru>
To:        Julian Elischer <julian@elischer.org>
Cc:        arch@FreeBSD.ORG, Poul-Henning Kamp <phk@phk.freebsd.dk>, "Constantine A. Murenin" <cnst@FreeBSD.ORG>
Subject:   Re: sensors fun..
Message-ID:  <20071018020744.GA83148@nagual.pp.ru>
In-Reply-To: <4716BE63.4000608@elischer.org>
References:  <52434.1192654769@critter.freebsd.dk> <4716B4DA.9090603@elischer.org> <20071018013802.GC82493@nagual.pp.ru> <4716BE63.4000608@elischer.org>

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On Wed, Oct 17, 2007 at 07:01:07PM -0700, Julian Elischer wrote:
>> The same can be achieved in more simpler way by just reading/writing DEVFS 
>> devices and not involves slow TCP/HTTP/tcl/etc path (some sensors may 
>> needs very fast reaction, perhaps realtime).
> 
> hard to read /dev/xxx on another machine.
> 

Multimachine monitoring expected to be slow, so some HTTP-like or (better) 
socket daemons can be run on each local machine. But DEVFS way not 
restrict us of handling very fast sensor devices while userland 
TCP/HTTP/tcl drivers restricts.

-- 
http://ache.pp.ru/



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