Hi Kyle. 2018-01-24 17:01 GMT+03:00 Kyle Larose <[email protected]>: > Did you set the mtu on the bond port? It has separate configuration IIRC.
Yes, I did. I create bond ports via command line parameters and work with them the same way as with usual ports (except few things regarding the requirement to send LACP packets every N ms) > >> -----Original Message----- >> From: users [mailto:[email protected]] On Behalf Of Alex Kiselev >> Sent: Wednesday, January 24, 2018 8:51 AM >> To: users >> Subject: Re: [dpdk-users] xl710 NIC doesn't receive 1518 bytes packets >> >> The issue with receiving 1518 byte packets is half resolved. It was an MTU >> problem. I moved rte_eth_dev_set_mtu() before the rte_dev_dev_start and it >> helped. Thanks to Alex _ <[email protected]>. >> So, 1518 packets now are successfully sent and received. >> >> But, now I've got the same problem with the bonding driver. I created a bond >> port with four i40e slave ports and place it in the LACP mode. >> And the bond port doesn't receive 1518 bytes packets. >> >> Please, help me to resolve the issue. >> >> 2018-01-24 0:44 GMT+03:00 Alex Kiselev <[email protected]>: >> > Hi. >> > >> > It seems that xl710 NIC doesn't receive 1518 (maximum MTU size 1500 + >> > dot1q ethernet header >> > 18 bytes) bytes packets. And there is no such problem when I use x520 NIC. >> > >> > I am sending ipv4 ICMP ping packets and I am sure that packets go out >> > from the port on the switch to which my application is connected. This >> > is the tcpdump output from the mirror port: >> > >> > 00:17:52.644171 f8:32:e4:72:61:1b > 68:05:ca:30:61:80, ethertype >> > 802.1Q (0x8100), length 1518: vlan 10, p 0, ethertype IPv4, (tos 0x0, >> > ttl 64, id 630, offset 0, flags [DF], proto ICMP (1), length 1500) >> > 1.0.0.2 > 1.0.0.1: ICMP echo request, id 5386, seq 7, length 1480 >> > >> > And I if send 1514 bytes packets everything is also ok >> > >> > h7 ~ # ip netns exec bs1 ping -s 1468 1.0.0.1 PING 1.0.0.1 (1.0.0.1) >> > 1468(1496) bytes of data. >> > 1476 bytes from 1.0.0.1: icmp_seq=1 ttl=64 time=0.935 ms >> > >> > tcpdump on mirror switch port for 1514 bytes (ping 1468): >> > >> > 00:28:15.890543 f8:32:e4:72:61:1b > 68:05:ca:30:61:80, ethertype >> > 802.1Q (0x8100), length 1514: vlan 10, p 0, ethertype IPv4, (tos 0x0, >> > ttl 64, id 22101, offset 0, flags [DF], proto ICMP (1), length 1496) >> > 1.0.0.2 > 1.0.0.1: ICMP echo request, id 5389, seq 1, length 1476 >> > 00:28:15.890548 68:05:ca:30:61:80 > f8:32:e4:72:61:1b, ethertype >> > 802.1Q (0x8100), length 1514: vlan 10, p 0, ethertype IPv4, (tos 0x0, >> > ttl 64, id 22101, offset 0, flags [DF], proto ICMP (1), length 1496) >> > 1.0.0.1 > 1.0.0.2: ICMP echo reply, id 5389, seq 1, length 1476 >> > >> > I’ve tried to use rte_eth_dev_set_mtu() with different parameters but >> > nothing has changed. >> > >> > Have I missed something to configure? >> > >> > Thanks. >> > >> > -- >> > Alex Kiselev >> >> >> >> -- >> -- >> Kiselev Alexander -- -- Kiselev Alexander
