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Date:      Fri, 28 Sep 2007 09:06:56 +0900
From:      Pyun YongHyeon <pyunyh@gmail.com>
To:        Chris <chrcoluk@gmail.com>
Cc:        FreeBSD Stable <freebsd-stable@freebsd.org>, freebsd-hardware@freebsd.org
Subject:   Re: nfe driver 6.2 stable
Message-ID:  <20070928000656.GA7119@cdnetworks.co.kr>
In-Reply-To: <3aaaa3a0709271030k24892099ra3409ce6f5f7020f@mail.gmail.com>
References:  <3aaaa3a0709231657r3264c873ife71800731608b03@mail.gmail.com> <20070924020116.GA36909@eos.sc1.parodius.com> <3aaaa3a0709240844j2603a050nd09bb5482a0f3c21@mail.gmail.com> <20070927065155.GE3692@cdnetworks.co.kr> <3aaaa3a0709271030k24892099ra3409ce6f5f7020f@mail.gmail.com>

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On Thu, Sep 27, 2007 at 06:30:20PM +0100, Chris wrote:
 > On 27/09/2007, Pyun YongHyeon <pyunyh@gmail.com> wrote:
 > > On Mon, Sep 24, 2007 at 04:44:09PM +0100, Chris wrote:

[...]
 > >
 > >  > The card is more stable when using nve driver no crashes still but the
 > >  > performance is around the same maxing out at around 200mbit.  I was
 > >  > expecting nearer 400-500mbit.
 > >  >
 > >  > e1000phy0: <Marvell 88E1116 Gigabit PHY> on miibus0
 > >  >
 > >
 > > There had been issues nfe(4) with 88E1116/88E1149 PHYs but your issue
 > > seems to be different one. How about manually set media configuration?
 > > For example, "ifconfig nfe0 media 1000baseTX mediaopt full-duplex"
 > >

[...]

 > 
 > I typod I meant to say nve was unstable and nfe has been rock solid so
 > great work with the driver.  I enabled mpsafe now and still no
 > problems and its gave me a little more performance as well, a shame my
 > nic has no hardware features (unusual for a gigabit nic) but overall
 > glad its at least stable.
 > 

How did you check network performance?
Maxing out at around 200Mbps seems weird. Personally, I had never seen
GigE hardwares that saturate at 200Mbps. One of causes I can think of
is speed/duplex mismatches with link partner. Manually setting
speed/duplex might fix your performance issue, I guess.

-- 
Regards,
Pyun YongHyeon



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