Re: current status of ixg(4)

[6bone%6bone.informatik.uni-leipzig.de@localhost]

On Mon, 23 Mar 2015, Masanobu SAITOH wrote:

> > Is this problem filed PR? If not, could you file a PR?
>
> Could you test with this patch?

The path dosn't solve the problem.

Here the requested information:

HW:
023:00:0: Intel 82599 (SFP+) 10 GbE Controller (ethernet network, revision 0x01)
023:00:1: Intel 82599 (SFP+) 10 GbE Controller (ethernet network, revision 0x01)

Driver:
ixg0 at pci14 dev 0 function 0: Intel(R) PRO/10GbE PCI-Express Network Driver, Version - 2.4.5
ixg0: interrupting at ioapic0 pin 19
ixg0: PCI Express Bus: Speed 2.5Gb/s Width x8
ixg1 at pci14 dev 0 function 1: Intel(R) PRO/10GbE PCI-Express Network Driver, Version - 2.4.5
ixg1: interrupting at ioapic0 pin 16
ifmedia_match: multiple match for 0x20/0xfffffff, selected instance 0
ixg1: PCI Express Bus: Speed 2.5Gb/s Width x8


ifconfig:

ixg0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        capabilities=bff80<TSO4,IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx>
        capabilities=bff80<TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx,TCP6CSUM_Rx>
        capabilities=bff80<TCP6CSUM_Tx,UDP6CSUM_Rx,UDP6CSUM_Tx,LRO>
        enabled=0
        ec_capabilities=7<VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU>
        ec_enabled=7<VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU>
        address: a0:36:9f:26:95:04
        media: Ethernet autoselect (10GbaseSR full-duplex)
        status: active
        input: 64405 packets, 5192777 bytes, 700 multicasts, 2459 unknown protocol
        output: 7 packets, 1138 bytes, 3 multicasts
        inet 0.0.0.0 netmask 0xff000000 broadcast 255.255.255.255
        inet6 fe80::a236:9fff:fe26:9504%ixg0 prefixlen 64 scopeid 0x1

vlan8: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        capabilities=3ff80<TSO4,IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx>
        capabilities=3ff80<TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx,TCP6CSUM_Rx>
        capabilities=3ff80<TCP6CSUM_Tx,UDP6CSUM_Rx,UDP6CSUM_Tx>
        enabled=0
        vlan: 8 parent: ixg0
        address: a0:36:9f:26:95:04
        input: 0 packets, 0 bytes
        output: 3 packets, 250 bytes, 3 multicasts
        inet6 fe80::a236:9fff:fe26:9504%vlan8 prefixlen 64 scopeid 0x4

You can see, the input counter is 0. tcpdump -i vlan8 shows no packets. 
But tcpdump -evi ixg0 shows tagged packets for vlan 8:

e.g.:
23:26:13.880538 a2:de:48:00:00:0e > ff:ff:ff:ff:ff:ff, ethertype 802.1Q (0x8100), length 64: vlan 8, p 0, ethertype ARP, Request who-has 139.18.13.212 tell 139.18.13.254, length 46


Thank you for your efforts


Regards
Uwe