[openstack-dev] neutron metadata-agent HA
gkotton at vmware.com
Sun Dec 13 08:13:00 UTC 2015
On 12/12/15, 10:44 PM, "Assaf Muller" <amuller at redhat.com> wrote:
>The neutron metadata agent is stateless. It takes requests from the
>metadata proxies running in the router namespaces and moves the
>requests on to the nova server. If you're using HA routers, start the
>neutron-metadata-agent on every machine the L3 agent runs, and just
>make sure that the metadata-agent is restarted in case it crashes and
So does this mean that it could be the single point of failure?
>Nothing else you need to do.
>On Fri, Dec 11, 2015 at 3:24 PM, Fabrizio Soppelsa
><fsoppelsa at mirantis.com> wrote:
>> On Dec 10, 2015, at 12:56 AM, Alvise Dorigo <alvise.dorigo at pd.infn.it>
>> So my question is: is there any progress on this topic ? is there a way
>> (something like a cronjob script) to make the metadata-agent redundant
>> without involving the clustering software Pacemaker/Corosync ?
>> Reason for such a dirty solution instead of rely onto pacemaker?
>> I’m not aware of such initiatives - just checked the blueprints in Neutron
>> and I found no relevant. I can suggest to file a proposal to the
>> correspondent launchpad page, by elaborating your idea.
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