em driver worse then fxp driver ... why?
Spartak Radchenko
spartak at aif.ru
Tue Aug 10 14:59:33 PDT 2004
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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