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[Bug 1507776] [NEW] Wrong OVS flows created for new networks

 

Public bug reported:

neutron-openvswitch-agent seems to create wrong OVS flows for newly
created networks. This causes package losses, including lost DHCP
requests, resulting in instances that did not receive an IP. This can
cause tempest tests to fail.

Restarting the neutron-openvswitch-agent will result in properly created
OVS flows, and the traffic flowing properly.

This issue has been observed in the Liberty release.

Details: http://paste.openstack.org/show/476764/

IRC discussion: http://eavesdrop.openstack.org/irclogs/%23openstack-
neutron/%23openstack-neutron.2015-10-19.log.html#t2015-10-19T20:27:31

** Affects: neutron
     Importance: Undecided
         Status: New


** Tags: liberty-backport-potential ovs

** Description changed:

  neutron-openvswitch-agent seems to create wrong OVS flows for newly
  created networks. This causes package losses, including lost DHCP
  requests, resulting in instances that did not receive an IP. This can
  cause tempest tests to fail.
+ 
+ Restarting the neutron-openvswitch-agent will result in properly created
+ OVS flows, and the traffic flowing properly.
  
  This issue has been observed in the Liberty release.
  
  Details: http://paste.openstack.org/show/476764/
  
  IRC discussion: http://eavesdrop.openstack.org/irclogs/%23openstack-
  neutron/%23openstack-neutron.2015-10-19.log.html#t2015-10-19T20:27:31

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https://bugs.launchpad.net/bugs/1507776

Title:
  Wrong OVS flows created for new networks

Status in neutron:
  New

Bug description:
  neutron-openvswitch-agent seems to create wrong OVS flows for newly
  created networks. This causes package losses, including lost DHCP
  requests, resulting in instances that did not receive an IP. This can
  cause tempest tests to fail.

  Restarting the neutron-openvswitch-agent will result in properly
  created OVS flows, and the traffic flowing properly.

  This issue has been observed in the Liberty release.

  Details: http://paste.openstack.org/show/476764/

  IRC discussion: http://eavesdrop.openstack.org/irclogs/%23openstack-
  neutron/%23openstack-neutron.2015-10-19.log.html#t2015-10-19T20:27:31

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