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Date:      Thu, 03 Mar 2011 15:57:05 +0100
From:      Damien Fleuriot <ml@my.gd>
To:        freebsd-questions@freebsd.org
Subject:   Re: Ethernet cards Intel PRO/1000 QP (82571EB) and Intel PRO/1000 QP (82575GB)
Message-ID:  <4D6FAC41.5070904@my.gd>
In-Reply-To: <20110303152712.286cb86d@mr129041.univ-rennes1.fr>
References:  <20110303152712.286cb86d@mr129041.univ-rennes1.fr>

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On 3/3/11 3:27 PM, Patrick Lamaiziere wrote:
> Hello,
> 
> I've got two ethernet cards Intel PRO/1000 QP (82571EB) and Intel
> PRO/1000 QP (82575GB) in one router/firewall. I use OpenBSD 4.8 on
> this box. That works fine, but I see some input "Ierr" on the interfaces
> (using netstat), even when the load is not very high.
> 
> $ netstat -I em2 -w2 (bandwith = 150 Mbits)
>   em2 in     
> packets  errs
> 43263     0  
> 43458    17  
> 39056     0  
> 46648   124  
> 44783   630  
> 42571     0  
> 45338     0  
> 40932    33  
> 43713    84  
> 40193   193  
> 40491     0  
> 
> I would like to know if under FreeBSD, you see this kind of Ierr?
>  
> Thanks, regards.


igb0@pci0:7:0:0:	class=0x020000 card=0x145a8086 chip=0x10d68086 rev=0x02
hdr=0x00
    vendor     = 'Intel Corporation'
    device     = '82575GB Gigabit Network Connection'
    class      = network
    subclass   = ethernet
    bar   [10] = type Memory, range 32, base 0xdabc0000, size 131072,
enabled
    bar   [14] = type Memory, range 32, base 0xdac00000, size 2097152,
enabled
    bar   [18] = type I/O Port, range 32, base 0xdcc0, size 32, enabled
    bar   [1c] = type Memory, range 32, base 0xdabb8000, size 16384, enabled
    cap 01[40] = powerspec 2  supports D0 D3  current D0
    cap 05[50] = MSI supports 1 message, 64 bit
    cap 11[60] = MSI-X supports 10 messages in map 0x1c enabled
    cap 10[a0] = PCI-Express 2 endpoint max data 256(256) link x4(x4)
ecap 0001[100] = AER 1 0 fatal 0 non-fatal 1 corrected
ecap 0003[140] = Serial 1 001b21ffff12f438



# netstat -I igb1
Name    Mtu Network       Address              Ipkts Ierrs Idrop
Opkts Oerrs  Coll
igb1   1500 <Link#4>      00:1b:21:12:f4:39 20782510695     0     0
21019791814     0     0
igb1   1500 192.168.26.0  192.168.26.249    58475410     -     -
78206829     -     -



To give you an idea of what kind of load the box has:
State Table                          Total             Rate
  current entries                    33174
  searches                     83656551544        44334.3/s
  inserts                       7175668168         3802.8/s
  removals                      7175634994         3802.8/s



Looks good here



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