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Hello Radu,

do you have the Openstack rootwrap configured to work in daemon mode ?

please read this article:

2018-05-18 10:21 GMT+02:00 Radu Popescu | eMAG, Technology
<radu.popescu at emag.ro>:
> Hi,
>
> so, nova says the VM is ACTIVE and actually boots with no network. We are
> setting some metadata that we use later on and have cloud-init for different
> tasks.
> So, VM is up, OS is running, but network is working after a random amount of
> time, that can get to around 45 minutes. Thing is, is not happening to all
> VMs in that test (around 300), but it's happening to a fair amount - around
> 25%.
>
> I can see the callback coming few seconds after neutron openvswitch agent
> says it's completed the setup. My question is, why is it taking so long for
> nova openvswitch agent to configure the port? I can see the port up in both
> host OS and openvswitch. I would assume it's doing the whole namespace and
> iptables setup. But still, 30 minutes? Seems a lot!
>
> Thanks,
> Radu
>
> On Thu, 2018-05-17 at 11:50 -0400, George Mihaiescu wrote:
>
> We have other scheduled tests that perform end-to-end (assign floating IP,
> ssh, ping outside) and never had an issue.
> I think we turned it off because the callback code was initially buggy and
> nova would wait forever while things were in fact ok, but I'll  change
> "vif_plugging_is_fatal = True" and "vif_plugging_timeout = 300" and run
> another large test, just to confirm.
>
> We usually run these large tests after a version upgrade to test the APIs
> under load.
>
>
>
> On Thu, May 17, 2018 at 11:42 AM, Matt Riedemann <mriedemos at gmail.com>
> wrote:
>
> On 5/17/2018 9:46 AM, George Mihaiescu wrote:
>
> and large rally tests of 500 instances complete with no issues.
>
>
> Sure, except you can't ssh into the guests.
>
> The whole reason the vif plugging is fatal and timeout and callback code was
> because the upstream CI was unstable without it. The server would report as
> ACTIVE but the ports weren't wired up so ssh would fail. Having an ACTIVE
> guest that you can't actually do anything with is kind of pointless.
>
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