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Thanks for the replies from you can Jeremy. We will try to try the local
mirror. Inline replies are for your question.

On Mon, Nov 7, 2016 at 4:30 PM, Clark Boylan <cboylan at sapwetik.org> wrote:

> On Mon, Nov 7, 2016, at 01:13 PM, Hongbin Lu wrote:
> > Hi infra team,
> >
> > I am working on the Zun project and we experienced random failure within
> > the gate. The error is as below:
> >
> >     2016-10-16 00:30:49.359 | ++
> > /opt/stack/new/zun/devstack/lib/zun:install_etcd_server:316 :   curl -L
> > https://github.com/coreos/etcd/releases/download/v3.0.7/
> etcd-v3.0.7-linux-amd64.tar.gz
> > -o /opt/stack/new/zun/etcd/etcd-v3.0.7-linux-amd64.tar.gz
> >     ....
> >     curl: (7) Failed to connect to github.com port 443: Connection timed
> >     out
> >
> > By searching on logstach by using a query (message:"Failed to connect to
> > github.com port 443: Connection timed out"), it looks all the failure
> > were
> > happening in node "ubuntu-*-osic-cloud1-*". Is that related to anything
> > specific to the osic cloud?
>
> OSIC is one of our ipv6 "only" clouds so connections going out to ipv4
> only hosts (like github.com) have to go through a shared NAT set up. It
> is possible that this is related to the problem.
>
> We have also seen issues where conflicts with routing tables break
> instances' ability to route packets to the router which performs NAT as
> well. Double check that you aren't overriding the routes for 10.0.0.0/8
> there.
>

I don't think we have any logic that override it.

>
> And generally the Internet is an unreliable place. We don't consume our
> git repos from github and instead mirror them ourselves, we also mirror
> ubuntu, debian, and centos packages mirrors, and pypi package mirrors
> and so on for this reason.
>
> My suggestion would be to use the etcd pacakge out of the Xenial mirror
> which should be far more reliable on any of our test hosts (mirrors are
> cloud region local caches of distributed filesystems).
>
> As a final note it is always tremendously helpful to provide at least
> one example link to the job logs that experience problems when reporting
> issues to the infra team. There is a lot of data collected which is
> useful for debugging.
>

Here is a sample link:
http://logs.openstack.org/46/380646/24/check/gate-zun-devstack-dsvm/d7c7bab/logs/devstacklog.txt.gz#_2016-10-16_00_30_49_359


>
> Clark
>
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