Performance Troubleshooting

Degradation in performance indicates that openvswitch may not be offloaded.

Verify offload state. Run:

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# ovs-vsctl get Open_vSwitch . other_config:hw-offload

  • If hw-offload = true – Fast Pass is configured (desired result)

  • If hw-offload = false – Slow Pass is configured

If hw-offload = false :

  • For RHEL/CentOS, run:

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    # ovs-vsctl set Open_vSwitch . other_config:hw-offload=true; # systemctl restart openvswitch; # systemctl enable openvswitch;

  • Ubuntu/Debian:

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    # ovs-vsctl set Open_vSwitch . other_config:hw-offload=true; # /etc/init.d/openvswitch-switch restart

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