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Yes, you understood well.
I have not verified if neutron-server o l3-agent fills the memory.
The number of routers is 21.
I fired the following bug:
https://bugs.launchpad.net/neutron/+bug/1928675
Ignazio

Il giorno lun 17 mag 2021 alle ore 09:01 Slawek Kaplonski <
skaplons at redhat.com> ha scritto:

> Hi,
>
> Dnia poniedziałek, 17 maja 2021 07:43:20 CEST Ignazio Cassano pisze:
> > Hello All, the l3 agent respawning error, cause neutron to fill
> controller
> > memory and the controller stops to responding and it is fenced by the
> > others.
> > So the router ha move some jobs to another controller and it fills its
> > memory and so on.
>
> Do I understand correctly that You have some memory leak in the neutron?
> If
> so, is it in neutron-server or neutron-l3-agent? And also, if that is
> true,
> can You open LP bug for that and provide some more info, like how many
> routers
> do You have there how to maybe reproduce it, etc.
>
> > I stopped neutron services and I cleaned HA directory under
> > /var/lib/neutron.
> > Restarting neutron services respawning errors disappeared but I had to
> > create again some router static routes (not all).
> > Probably it is a bug ?
> > Ignazio
> >
> >
> > Il Sab 15 Mag 2021, 19:41 Ignazio Cassano <ignaziocassano at gmail.com> ha
> >
> > scritto:
> > > Hello Guys,
> > > I've just upgraded from openstack queens to rocky and then to stein on
> > > centos 7.
> > > In my configuration I have router high availability.
> > > After the upgrade and rebooting each controller one by one I get the
> > > following errors on all my 3 controllers under /var/log/neutron/l3-
> agent.log
> > >
> > > http://paste.openstack.org/show/805407/
> > >
> > > If I run openstack router show for for one of uuid in the log:
> > > http://paste.openstack.org/show/805408/
> > >
> > > Namespace for router in present on all 3 controllers.
> > > After the controllers reboot,some routers lost their routing tables,
> but
> > > restarting l3-agent they went ok.
> > > Is it possible router ha stopped working?
> > > Any idea,please ?
> > > Ignazio
>
>
> --
> Slawek Kaplonski
> Principal Software Engineer
> Red Hat
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