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Date:      Wed, 31 Aug 2005 23:19:22 +1000
From:      Norberto Meijome <freebsd@meijome.net>
To:        Emanuel Strobl <Emanuel.strobl@gmx.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: GbE NICs besides em (recommendation wanted)
Message-ID:  <4315AE5A.8000902@meijome.net>
In-Reply-To: <200508311251.06884@harrymail>
References:  <200508310046.20808@harrymail>	<b7052e1e0508310151565ab39e@mail.gmail.com> <200508311251.06884@harrymail>

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Emanuel Strobl wrote:
> 
> Thank you for the offer, but I thought people had some simple test results 
> in mind. If you next time use rdump or large NFS transfers to another GbE 
> connected (and fast enough) box just watch the system load (I use systat 
> -vm 1) and see what card causes what interrupt load. em cards can't 
> transfer (real files over FTP/NFS) more than 200mbit/s on a 
> Coppermine@866, at this level the system load is 100% of which ~80% is 
> interrupt systemload :(
> 

Would device polling help in this case?



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