Thanks Jakub,

 Can we set a Centralized analytics node. (ex for 5 Contrail instances 
with 1 single Analytics node)



From:   Jakub Pavlik <>
To:     Pavani Addanki <>
Cc:     Edgar Magana <>, 
"" <>
Date:   10/11/2016 12:59 AM
Subject:        Re: [opencontrail-dev] Customized Contrail installation

Hi Pavani,

what I recommend you is to separate analytics from other components with 
own cassandra, zookeeper, kafka cluster.

Then you can set disable_flow_collection=True on contrail-collector as 
well as vrouter-agent. Next step can be set ttl on all analytics data to 1 
and change compaction strategy on cassandra cluster to 


On Mon, Oct 10, 2016 at 5:58 PM, Pavani Addanki <> 

 Thanks Edgar


 -----Edgar Magana <> wrote: -----

 To: Pavani Addanki <>, "" 
 From: Edgar Magana <>
 Date: 10/10/2016 09:20PM
 Subject: Re: [opencontrail-dev] Customized Contrail installation

We deploy OpenContrail 2.21 in two different nodes. One is running all 
control, config and ifmap resources when the other only analytics and web 
If the second node goes down, we can still create resources and data plane 
is not affected. However, it is not being designed to work that well. So, 
I will not recommend it.


From: Dev <> on behalf of Pavani Addanki 
Date: Monday, October 10, 2016 at 1:20 AM
To: "" <>
Subject: [opencontrail-dev] Customized Contrail installation

Hi All,

Can we install Contrail without Analytics node.

Thanks and Regards,

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