[NETVIRT-1256] ECMP UC2 with 2 DCGW not working

Mon, 25 Nov 2019 07:54:31 +0000

karaf@root()> fib-show

RD Prefix NextHop Label Origin

-------------------------------------------------------------------

300:1 30.1.1.2/32 192.168.56.101 100002 l

300:1 10.1.1.1/32 192.168.56.103 5000 b

300:1 10.1.1.1/32 192.168.56.104 6000 b

300:1 30.1.1.0/24 192.168.56.101 100001 c

karaf@root()>

though fib has 2 NH, table 21 points to only one

table 21 is still not pointing to select group and select group is not created

stack@queens:~/devstack$ sudo ovs-ofctl dump-flows br-int -OOpenflow13 | grep table=21,

cookie=0x8000003, duration=1182.949s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d40/0xfffffe,nw_dst=30.1.1.2 actions=group:150000

cookie=0x8000003, duration=472.898s, table=21, n_packets=0, n_bytes=0, priority=42,ip,metadata=0x30d40/0xfffffe,nw_dst=10.1.1.1 actions=push_mpls:0x8847,set_field:5000->mpls_label,load:0->NXM_OF_IN_PORT[],load:0x100->NXM_NX_REG6[],resubmit(,220)

cookie=0x8000003, duration=1183.471s, table=21, n_packets=0, n_bytes=0, priority=34,ip,metadata=0x30d40/0xfffffe,nw_dst=30.1.1.0/24 actions=write_metadata:0x1389030d40/0xfffffffffe,goto_table:22

stack@queens:~/devstack$

stack@queens:~/devstack$ sudo ovs-ofctl dump-groups br-int -OOpenflow13

OFPST_GROUP_DESC reply (OF1.3) (xid=0x2):

group_id=5000,type=all,bucket=actions=CONTROLLER:65535,bucket=actions=resubmit(,48),bucket=actions=resubmit(,81)

group_id=210001,type=all,bucket=actions=set_field:0x2->tun_id,resubmit(,55)

group_id=210002,type=all,bucket=actions=group:210001

group_id=150000,type=all,bucket=actions=set_field:fd:7f:00:00:76:18->eth_src,set_field:fa:16:3e:a9:91:c6->eth_dst,load:0x200->NXM_NX_REG6[],resubmit(,220)

stack@queens:~/devstack$

2018-05-12 10:54:45,189 | INFO | eChangeHandler-0 | VrfEntryListener | 350 - org.opendaylight.netvirt.fibmanager-impl - 0.6.0.SNAPSHOT | ADD: Added Fib Entry rd 300:1 prefix 10.1.1.1/32 route-paths [RoutePaths\{getLabel=5000, getNexthopAddress=192.168.56.103, augmentations={}}]

2018-05-12 10:55:16,825 | INFO | eChangeHandler-0 | VrfEntryListener | 350 - org.opendaylight.netvirt.fibmanager-impl - 0.6.0.SNAPSHOT | UPDATE: Updated BGP advertised Fib Entry with rd 300:1 prefix 10.1.1.1/32 route-paths [RoutePaths{getLabel=5000, getNexthopAddress=192.168.56.103,

augmentations={}}, RoutePaths{getLabel=6000, getNexthopAddress=192.168.56.104, augmentations={}}]

OpenDaylight JIRA

[NETVIRT-1256] ECMP UC2 with 2 DCGW not working