Re: [Help] OVS Tunnel ARP reply storm problem

2013-12-16 Thread Nguyen Anh Tu
I filed the bug here: https://issues.apache.org/jira/browse/CLOUDSTACK-5516 Need anyone who master in networking can help. Temporary I still let enabled STP. Or we can go back to disabled STP if needed. Cheers, --Tuna On Wed, Dec 11, 2013 at 7:10 PM, Murali Reddy wrote: > Tuna, > > I see you

Re: [Help] OVS Tunnel ARP reply storm problem

2013-12-11 Thread Murali Reddy
Tuna, I see you enabled STP on the OVS bridge. I believe STP was intentionally disabled for similar concerns of Chandler. Please see [1] for how the broadcast traffic was to be handled in non loop free full-mesh topology. On 11/12/13 3:07 PM, "Chandler Li" wrote: >Hi Tuna, > >Thanks for your r

Re: [Help] OVS Tunnel ARP reply storm problem

2013-12-11 Thread Chandler Li
Hi Tuna, Thanks for your reply. It's really helpful to me! Active the STP function on ovs bridge will prevent the storm effectively but it will need large of CPU resource in a large amount of networks scenario. Maybe there are other solutions to solve it easily? (Might be adding more flow rules o

Re: [Help] OVS Tunnel ARP reply storm problem

2013-12-11 Thread Nguyen Anh Tu
Hi Chandler, This update will help you prevent the storm. http://blog.scottlowe.org/2013/11/22/an-update-on-using-gre-tunnels-with-open-vswitch/ I'm taking care about GRE controller in CloudStack. Checking lastest master branch now. Cheers, --Tuna On Wed, Dec 11, 2013 at 3:16 PM, Chandler Li

[Help] OVS Tunnel ARP reply storm problem

2013-12-11 Thread Chandler Li
Hi, I am trying to learn the procedure of multi-tenancy network created by GRE tunnel in CloudStack and trying to establish one in Xenserver 6.2 environment step by step. According to the sourcecode in ovstunnel, CloudStack need to prevent broadcast storm by generating some flow rules on openvswi