BGPaaS: flows stuck in vRouter upon CN failover

Bug #1668776 reported by amit surana
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Juniper Openstack
Status tracked in Trunk
R3.0
New
High
Manish Singh
R3.1
New
High
Manish Singh
R3.2
Fix Committed
High
Manish Singh
Trunk
Fix Committed
High
Manish Singh

Bug Description

Breaking this symptom out from LP

https://bugs.launchpad.net/juniperopenstack/+bug/1664301

The below described symptom is also seen when control-node failover is done.

If the BGP process inside the VM that is initiating the BGPaaS sessions (1k such sessions), is restarted multiple times, then a few hundred TCP flows get 'stuck' in vRouter. These flows are not getting evicted even after being idle for longer than the configured idle timeout.

Tags: bgpaas vrouter
Revision history for this message
Hari Prasad Killi (haripk) wrote :

From: Amit Surana <email address hidden>
Date: Monday, May 8, 2017 at 8:38 AM
To: Hari Prasad Killi <email address hidden>
Cc: Manish Singh <email address hidden>, Jeba Paulaiyan <email address hidden>
Subject: Re: BGPaaS : Flows stuck in vrouter

Hi Hari, Manish - I had responded a month back regarding this same bug. I had tried it at the time in a 3.2 build that had Manish's fix - seems to be fixed now.

You can resolve it.

thanks
amit.

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