[2.20-3~icehouse] ECMP transparent-mode service chaining with linux Service VMs doesn't work
Affects | Status | Importance | Assigned to | Milestone | ||
---|---|---|---|---|---|---|
Juniper Openstack | Status tracked in Trunk | |||||
R2.0 |
In Progress
|
Undecided
|
Anand H. Krishnan | |||
R2.20 |
Fix Committed
|
High
|
Anand H. Krishnan | |||
Trunk |
Fix Committed
|
High
|
Anand H. Krishnan |
Bug Description
1]. Topo
=======
nodeb12(single node)
2] Setup
=======
vn1----
The svms are tinycore linux VMs.
3]. Observed a loop between the three SVMs and the following o/p is seen on the tcpdump :
22:49:56.075066 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075078 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075094 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075109 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075126 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075140 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075157 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075172 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075188 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075202 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
22:49:56.075219 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
^C22:49:56.075234 STP 802.1d, Config, Flags [Topology change], bridge-id 8000.02:
Discussed with Anand.
This bug is preventing ecmp transparent service chaining case being added to ci_sanity.
Review in progress for https:/ /review. opencontrail. org/10587
Submitter: Divakar Dharanalakota (<email address hidden>)