Hi, When VPP is sending out the traffic through DPDK device, it encounters transmit errors? Can someone shed some light what might be happening?
Thanks Chakri vpp# show int Name Idx State Counter Count VirtualFunctionEthernet0/6/0 1 up rx packets 21141847 rx bytes 33657724324 tx packets 62 tx bytes 2604 ip4 21141785 VirtualFunctionEthernet0/7/0 2 up rx packets 62 rx bytes 2604 tx packets 21141847 tx bytes 33657724324 * tx-error 3675066* local0 0 up loop1 3 up loop2 5 up memif1/1 7 up tx packets 21141785 tx bytes 32600632470 memif2/2 8 up rx packets 21141785 rx bytes 32600632470 vxlan_tunnel1 4 up rx packets 21141785 rx bytes 32600632470 vxlan_tunnel2 6 up tx packets 21141785 tx bytes 33361736730 vpp# sh error Count Node Reason 10570865 vxlan4-input good packets decapsulated 21141785 vxlan4-encap good packets encapsulated 31712650 l2-output L2 output packets 31712650 l2-learn L2 learn packets 31712650 l2-input L2 input packets 126 arp-input ARP replies sent * 3675066 VirtualFunctionEthernet0/7/0-tx Tx packet drops (dpdk tx failure)* 10570920 vxlan4-input good packets decapsulated 10570920 l2-output L2 output packets 10570920 l2-learn L2 learn packets 10570920 l2-input L2 input packets Thread 0 vpp_main (lcore 1) Time 957448.6, average vectors/node 1.00, last 128 main loops 0.00 per node 0.00 vector rates in 0.0000e0, out 2.0889e-6, drop 0.0000e0, punt 0.0000e0 Name State Calls Vectors Suspends Clocks Vectors/Call VirtualFunctionEthernet0/6/0-o active 1 1 0 9.65e3 1.00 VirtualFunctionEthernet0/6/0-t active 1 1 0 2.03e4 1.00 VirtualFunctionEthernet0/7/0-o active 1 1 0 6.08e3 1.00 VirtualFunctionEthernet0/7/0-t active 1 1 0 1.11e4 1.00 acl-plugin-fa-cleaner-process event wait 0 0 1 2.51e4 0.00 admin-up-down-process event wait 0 0 1 1.12e3 0.00 api-rx-from-ring any wait 0 0 68101 1.24e4 0.00 avf-process event wait 0 0 1 6.97e3 0.00 bfd-process event wait 0 0 1 1.64e4 0.00 cdp-process any wait 0 0 127877 2.62e3 0.00 dhcp-client-process any wait 0 0 9575 3.55e3 0.00 dns-resolver-process any wait 0 0 958 4.02e3 0.00 dpdk-ipsec-process done 1 0 0 1.29e5 0.00 dpdk-process any wait 0 0 319126 5.14e4 0.00 fib-walk any wait 0 0 478648 1.65e3 0.00 flow-report-process any wait 0 0 1 1.23e3 0.00 flowprobe-timer-process any wait 0 0 1 8.66e3 0.00 igmp-timer-process event wait 0 0 1 8.13e3 0.00 ikev2-manager-process any wait 0 0 957158 9.69e2 0.00 ioam-export-process any wait 0 0 1 1.45e4 0.00 ip-route-resolver-process any wait 0 0 9575 2.62e3 0.00 ip4-reassembly-expire-walk any wait 0 0 95742 3.95e3 0.00 ip6-icmp-neighbor-discovery-ev any wait 0 0 957158 9.32e2 0.00 ip6-reassembly-expire-walk any wait 0 0 95742 3.95e3 0.00 l2fib-mac-age-scanner-process event wait 0 0 1 2.57e3 0.00 lacp-process event wait 0 0 1 1.37e7 0.00 lisp-retry-service any wait 0 0 478648 1.77e3 0.00 lldp-process event wait 0 0 1 8.96e6 0.00 memif-process any wait 0 0 319112 2.29e3 0.00 nat-det-expire-walk done 1 0 0 3.36e3 0.00 nat64-expire-walk event wait 0 0 1 2.27e4 0.00 rd-cp-process any wait 0 0 1690289702 8.45e3 0.00 send-garp-na-process event wait 0 0 1 1.04e3 0.00 send-rs-process any wait 0 0 1 1.59e3 0.00 startup-config-process done 1 0 1 2.89e3 0.00 wildcard-ip4-arp-publisher-pro event wait 0 0 1 1.43e3 0.00 --------------- Thread 1 vpp_wk_0 (lcore 2) Time 957448.6, average vectors/node 2.85, last 128 main loops 0.00 per node 0.00 vector rates in 1.3943e3, out 1.3622e3, drop 5.8384e-4, punt 0.0000e0 Name State Calls Vectors Suspends Clocks Vectors/Call VirtualFunctionEthernet0/6/0-o active 40291923 52858910 0 1.45e2 1.31 VirtualFunctionEthernet0/6/0-t active 40291923 52858910 0 6.64e2 1.31 VirtualFunctionEthernet0/7/0-o active 256812614 771572184 0 6.99e1 3.00 VirtualFunctionEthernet0/7/0-t active 256812614 740824976 0 4.34e2 2.88 arp-input active 34471 34484 0 9.46e3 1.00 dpdk-input polling 3138571344030 510615259 0 2.46e6 0.00 error-drop active 514 559 0 1.70e3 1.09 ethernet-input active 283519146 824431158 0 1.25e2 2.91 interface-output active 34000 34000 0 6.74e2 1.00 ip4-drop active 4 4 0 1.14e3 1.00 ip4-input active 183103607 510581195 0 1.16e2 2.79 ip4-load-balance active 283485140 824397094 0 8.88e1 2.91 ip4-local active 183103607 510581195 0 1.09e2 2.79 ip4-lookup active 183103607 510581195 0 1.10e2 2.79 ip4-rewrite active 283485140 824397094 0 8.69e1 2.91 ip4-udp-lookup active 183103603 510581191 0 1.02e2 2.79 l2-flood active 918 982 0 2.21e3 1.07 l2-fwd active 466588379 1334977862 0 7.72e1 2.86 l2-input active 466588743 1334978285 0 8.34e1 2.86 l2-learn active 466588743 1334978285 0 9.56e1 2.86 l2-output active 466588743 1334978285 0 8.87e1 2.86 lldp-input active 2 3 0 1.52e3 1.50 memif-input polling 3138118724530 824397094 0 1.69e6 0.00 unix-epoll-input polling 269868375 0 0 1.03e4 0.00 vxlan4-encap active 283485140 824397094 0 1.49e2 2.91 dpdk-input polling 3116797941277 313815903 0 4.14e6 0.00 error-drop active 416 417 0 1.49e3 1.00 ip4-input active 193575708 313815903 0 1.61e2 1.62 ip4-local active 193575708 313815903 0 1.39e2 1.62 ip4-lookup active 193575708 313815903 0 1.28e2 1.62 ip4-udp-lookup active 193575708 313815903 0 1.23e2 1.62 l2-flood active 832 834 0 1.97e3 1.00 l2-fwd active 193575296 313815486 0 1.11e2 1.62 l2-input active 193575708 313815903 0 1.39e2 1.62 l2-learn active 193575708 313815903 0 1.37e2 1.62 l2-output active 193575708 313815903 0 1.00e2 1.62 lldp-input active 2 3 0 3.81e3 1.50 memif-input polling 3116360677016 0 0 4.38e2 0.00 unix-epoll-input polling 256055745 0 0 1.03e4 0.00 vxlan4-input active 193575708 313815903 0 1.56e2 1.62 memif1/1-output active 173846318 287287413 0 1.05e2 1.65 memif1/1-tx active 173846318 287287413 0 2.31e3 1.65 memif2/2-output active 23557047 26528490 0 1.65e2 1.13 memif2/2-tx active 23557047 26528490 0 1.35e3 1.13 vpp# sh threads ID Name Type LWP Sched Policy (Priority) lcore Core Socket State 0 vpp_main 1733 other (0) 1 1 0 1 vpp_wk_0 workers 1745 other (0) 2 2 0 2 vpp_wk_1 workers 1746 other (0) 3 3 0 3 stats 1747 other (0) 0 0 0
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