Hello Wenying, Trimming the email a bit.
Please see my comments inlined. > Hi, > > I am using OVS on Windows Server 2019 to provide container networking. > OpenFlow is used to support both container and host networking, and OVS > conntrack feature is also used on my setup. I find a lot of error or warning > in > ovs-vswitchd log, are there any thoughts about the errors? > > e.g., > 2020-04-27T19:54:27.142Z|34004|odp_util(handler7)|WARN|Dropped 56 > log messages in last 59 seconds (most recently, 1 seconds ago) due to > excessive > rate 2020-04-27T19:54:27.142Z|34005|odp_util(handler7)|WARN|the flow > key in error is: > recirc_id(0),ct_state(0),ct_zone(0),ct_mark(0),ct_label(0),ct_tuple4(src=0.0.0. > 0,dst=0.0.0.0,proto=0,tp_src=0,tp_dst=0),eth(src=68:4f:64:15:61:9a,dst=01:0 > 0:0c:cc:cc:cd),in_port(1),eth_type(0x05ff) > 2020-04-27T19:55:27.535Z|34006|odp_util(handler7)|WARN|Dropped 56 > log messages in last 59 seconds (most recently, 2 seconds ago) due to > excessive > rate 2020-04-27T19:55:27.535Z|34007|odp_util(handler7)|WARN|invalid > Ethertype 1535 in flow key 2020-04- > 27T19:55:27.535Z|34008|odp_util(handler7)|WARN|Dropped 56 log > messages in last 59 seconds (most recently, 2 seconds ago) due to excessive > rate > 2020-04-27T19:55:27.535Z|34009|odp_util(handler7)|WARN|the flow key in > error is: > recirc_id(0),ct_state(0),ct_zone(0),ct_mark(0),ct_label(0),ct_tuple4(src=0.0.0. > 0,dst=0.0.0.0,proto=0,tp_src=0,tp_dst=0),eth(src=68:4f:64:15:61:9a,dst=01:0 > 0:0c:cc:cc:cd),in_port(1),eth_type(0x05ff) [Alin Serdean] From what I can see those are packets which are missing a valid Ethernet type. > > Except for above error logs, there are also some igmp warnings printed: > ... > 2020-04-27T19:45:53.412Z|33960|dpif(handler7)|WARN|system@ovs- > system: execute ct(zone=65520,nat),recirc(0x59b7) failed (Unknown error) on > packet > igmp,vlan_tci=0x0000,dl_src=00:15:5d:49:62:bd,dl_dst=01:00:5e:00:00:16,nw > _src=172.16.6.17,nw_dst=224.0.0.22,nw_tos=0,nw_ecn=0,nw_ttl=1,igmp_ty > pe=34,igmp_code=0 > with metadata skb_priority(0),skb_mark(0),in_port(5) mtu 0 [Alin Serdean] The windows datapath does not support IGMP, only ICMP, TCP, UDP and minimal support for FTP. > > Thanks, > Wenying > _______________________________________________ > dev mailing list > d...@openvswitch.org > https://mail.openvswitch.org/mailman/listinfo/ovs-dev _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev