[ovirt-users] oVIRT 4 / OVN / Communication issues of instances between nodes.

[Devin Acosta]

Lance,

It appears that firewalld was my issue, can you just confirm with me what
Ports should be opened for Geneve and OVN to work properly?



On Tue, Dec 6, 2016 at 8:43 AM, Lance Richardson <lrichard at redhat.com>
wrote:

> > From: "Devin Acosta" <devin at pabstatencio.com>
> > To: "Lance Richardson" <lrichard at redhat.com>
> > Cc: "Marcin Mirecki" <mmirecki at redhat.com>, "users" <Users at ovirt.org>
> > Sent: Tuesday, December 6, 2016 10:49:59 AM
> > Subject: Re: [ovirt-users] oVIRT 4 / OVN / Communication issues of
> instances between nodes.
> >
> > Lance,
> >
> > I have attached the output of each into different files. I really
> > appreciate your help very much.
> >
>
> Based on asking around about the "dropping duplicate flow:", it's a
> known issue that is harmless (other than the noise). I'll try
> to find out if someone has a fix in the works.
>
> It seems your node1 has no port bindings... is that expected?
>
> From the counters, it looks like node2 and node3 have attempted
> to send packets on the geneve tunnels, but neither has received
> anything.
>
> Could you verify that node2 and node3 have connectivity on the
> IPs used for the tunnels, e.g. by trying to ping 172.10.10.75
> and 172.10.10.73 from node2?
>
> If that works, the issue might be iptables rules dropping
> geneve packets, the simplest way around that would be to
> "systemctl stop firewalld" if that's running (ok for a lab
> environment anyway).
>
> Thanks,
>
>    Lance
>



-- 

Devin Acosta
Red Hat Certified Architect, LinuxStack
602-354-1220 || devin at linuxguru.co
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ovirt.org/pipermail/users/attachments/20161206/8ec34d4e/attachment-0001.html>