[Openstack-operators] Best kernel options for openvswitch on network nodes on a large setup

Erik McCormick emccormick at cirrusseven.com
Tue Sep 25 23:37:56 UTC 2018

Ate you getting any particular log messages that lead you to conclude your
issue lies with OVS? I've hit lots of kernel limits under those conditions
before OVS itself ever noticed. Anything in dmesg, journal or neutron logs
of interest?

On Tue, Sep 25, 2018, 7:27 PM Jean-Philippe Méthot <
jp.methot at planethoster.info> wrote:

> Hi,
> Are there some recommendations regarding kernel settings configuration for
> openvswitch? We’ve just been hit by what we believe may be an attack of
> some kind we have never seen before and we’re wondering if there’s a way to
> optimize our network nodes kernel for openvswitch operation and thus
> minimize the impact of such an attack, or whatever it was.
> Best regards,
> Jean-Philippe Méthot
> Openstack system administrator
> Administrateur système Openstack
> PlanetHoster inc.
> _______________________________________________
> OpenStack-operators mailing list
> OpenStack-operators at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
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