Hi All, I tried with both uio_pci_generic driver and igb_uio driver. Please can you share your opinion on this?
Regards, Balaji On Tue, Oct 3, 2017 at 5:59 PM, Balaji Kn <balaji.s...@gmail.com> wrote: > Hi All, > > I am working on VPP 17.07 and using ubuntu 14.04. I have two VMs say VM1 > and VM2. I am running VPP on VM1 and interface between VM1 and VM2 is DPDK > type. > > *Configuration* > vpp# set int state GigabitEthernet0/a/0 up > > vpp# > > vpp# create sub-interface GigabitEthernet0/a/0 500 dot1q 500 exact-match > GigabitEthernet0/a/0.500 > > vpp# > vpp# set int ip address GigabitEthernet0/a/0.500 5.5.5.1/24 > > vpp# set interface state GigabitEthernet0/a/0.500 up > > vpp# show int addr > GigabitEthernet0/10/0 (up): > GigabitEthernet0/9/0 (up): > GigabitEthernet0/a/0 (up): > GigabitEthernet0/a/0.500 (up): > 5.5.5.1/24 > local0 (dn): > > > Tagged packets received on VPP are dropped as l3 mac mismatch. Enabling > trace is showing all packets received with incorrect hardware address. > > *Trace* > 00:13:14:020654: dpdk-input > GigabitEthernet0/a/0 rx queue 0 > buffer 0xe487: current data 0, length 64, free-list 0, clone-count 0, > totlen-nifb 0, trace 0x4 > PKT MBUF: port 1, nb_segs 1, pkt_len 64 > buf_len 2176, data_len 64, ol_flags 0x0, data_off 128, phys_addr > 0x7514ac40 > packet_type 0x0 > 0x0000: 00:00:00:00:00:00 -> 00:00:00:00:00:00 > 00:13:14:020708: ethernet-input > 0x0000: 00:00:00:00:00:00 -> 00:00:00:00:00:00 > 00:13:14:020730: error-drop > ethernet-input: l3 mac mismatch > > If i ping from VPP, VM2 is responding with ARP reply. Is there any known > issue with tagged packets for DPDK interfaces across VMs? Any pointers > would be appreciated. > > However there are no issues with base interface on same setup. I am not > sure whether tagged packets are corrupted or not on dpdk-input. > > Regards, > Balaji > > > > > > >
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