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[Rossella Sblendido <rsblendido@xxxxxxxx>]

Public bug reported:

In some deployments we are experiencing low network speed. When
disabling tso on all virtual interfaces the problem is fixed. See also
[1].  I need to dig more into it, anyway I wonder if we should disable
TSO automatically every time Neutron creates a vif...


[1] http://askubuntu.com/questions/503863/poor-upload-speed-in-kvm-guest-with-virtio-eth-driver-in-openstack-on-3-14

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1551179

Title:
  poor network speed due to tso enabled

Status in neutron:
  New

Bug description:
  In some deployments we are experiencing low network speed. When
  disabling tso on all virtual interfaces the problem is fixed. See also
  [1].  I need to dig more into it, anyway I wonder if we should disable
  TSO automatically every time Neutron creates a vif...

  
  [1] http://askubuntu.com/questions/503863/poor-upload-speed-in-kvm-guest-with-virtio-eth-driver-in-openstack-on-3-14

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