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Date:      Wed, 11 Aug 2004 01:59:31 +0400
From:      Spartak Radchenko <spartak@aif.ru>
To:        "Marc G. Fournier" <scrappy@hub.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: em driver worse then fxp driver ... why?
Message-ID:  <20040810215931.GA41092@oberon.aif.ru>
In-Reply-To: <20040810184401.V776@ganymede.hub.org>
References:  <20040810173211.V776@ganymede.hub.org> <20040810212443.GA37803@oberon.aif.ru> <20040810184401.V776@ganymede.hub.org>

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On Tue, Aug 10, 2004 at 06:44:14PM -0300, Marc G. Fournier wrote:
> On Wed, 11 Aug 2004, Spartak Radchenko wrote:
> 
> >On Tue, Aug 10, 2004 at 05:37:28PM -0300, Marc G. Fournier wrote:
> >>
> >>I have 5 servers sitting on a Linksys 10/100 switch ... 4 of the 5 are
> >>running fxp0 ethernet, while the 5th is running em ... and the 5th
> >>performs atrociously:
> >>
> >>neptune# netstat -ni | head
> >>Name    Mtu Network       Address              Ipkts Ierrs    Opkts Oerrs
> >>Coll
> >>em0    1500 <Link#1>    00:07:e9:05:1b:2e 36915965 10306 28888840     1
> >>10858513
> >
> >I have no problems with em:
> >
> >>netstat -ni | head
> >Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs  
> >Coll
> >em0   1500  <Link#1>  00:07:e9:05:46:98 1859370761   0 1709686290     0    
> >0
> >
> >>uname -rs
> >FreeBSD 4.9-RELEASE-p3
> 
> Against what type of switch?

I don't know :) It's a server on colocation. All I can say - it must be
a managed switch because I was told to configure NIC to use 100Mbps
full-duplex.

However, I have another server with em NIC. This server works with
Alcatel OmniStack 6024 (autodetect enabled):

Network interface status:
Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs  Coll
em0*  1500  <Link#1>    00:0e:0c:09:df:e6        0     0        0     0     0
em1   1500  <Link#2>    00:0e:0c:09:df:e7 30962103     0 39054512     0     0

-- 
Spartak Radchenko SVR1-RIPE



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