On 1/27/11 6:27 PM, Jeremy Chadwick wrote:
> On Thu, Jan 27, 2011 at 10:57:14AM +0100, Damien Fleuriot wrote:
>> Hello list,
>>
>> I have a problem with interrupts, network cards, and PF performance.
>>
>> We have 2 firewalls running FreeBSD 8.0 for the current master and
>> FreeBSD 8.1 for the backup host, which I upgraded just yesterday.
>>
>> [...]
>>
>> vmstat -i
>> ---
>> interrupt total rate
>> irq14: ata0 36 0
>> irq16: mfi0 353244 1
>> irq21: uhci0 uhci+ 461504 1
>> cpu0: timer 615183815 1996
>> irq256: bce0 1015412475 3295
>> irq257: igb0 1067318584 3464
>> irq258: igb0 695648752 2258
>> irq259: igb0 2 0
>> irq260: igb1 11503857 37
>> irq261: igb1 506598 1
>> irq262: igb1 69 0
>> irq269: bce1 790820 2
>> cpu1: timer 615183757 1996
>> cpu2: timer 615197165 1996
>> cpu3: timer 615197165 1996
>> Total 5252757843 17050
>
> There are changes to the igb(4) driver which are in RELENG_8 (8-STABLE),
> and some which will be in the upcoming 8.2-RELEASE, which may address
> this. Jack Vogel of Intel would be able to confirm for sure; CC'ing him
> here.
>
> Could you please provide output from the following commands?
>
> * pciconf -lvcb (only include igbX entries, thanks)
> * sysctl -a | grep msi
>
> Thanks.
>
> I can't help with the CARP-related issues or other stuff you're
> experiencing. These issues may all be separate problems, hard to say.
>
igb0@pci0:14:0:0: class=0x020000 card=0x145a8086 chip=0x10d68086
rev=0x02 hdr=0x00
igb1@pci0:14:0:1: class=0x020000 card=0x145a8086 chip=0x10d68086
rev=0x02 hdr=0x00
igb2@pci0:15:0:0: class=0x020000 card=0x145a8086 chip=0x10d68086
rev=0x02 hdr=0x00
igb3@pci0:15:0:1: class=0x020000 card=0x145a8086 chip=0x10d68086
rev=0x02 hdr=0x00
hw.bce.msi_enable: 1
hw.pci.honor_msi_blacklist: 1
hw.pci.enable_msix: 1
hw.pci.enable_msi: 1
igb0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric
0 mtu 1500
options=13b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,TSO4>
ether 00:1b:21:12:ec:38
inet [snip] netmask 0xffffffc0 broadcast [snip]
media: Ethernet autoselect (1000baseT <full-duplex>)
status: active
igb1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=13b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,TSO4>
ether 00:1b:21:12:ec:39
inet 10.0.0.252 netmask 0xffffff00 broadcast 10.0.0.255
media: Ethernet autoselect (1000baseT <full-duplex>)
status: active
Here you go :)
Note that the igb2 and 3 interfaces are unused, unplugged, unconfigured
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