[ 2033.961769][    C1] tc mirred to Houston: device veth2 is down
[ 2034.039809][    C1] tc mirred to Houston: device veth2 is down
[ 2034.591762][    C3] tc mirred to Houston: device veth2 is down
[ 2034.822911][    C3] tc mirred to Houston: device veth3 is down
[ 2034.910690][    C3] tc mirred to Houston: device veth2 is down
[ 2035.014906][    C3] tc mirred to Houston: device veth3 is down