[ 1487.347101][    C1] tc mirred to Houston: device veth2 is down
[ 1487.462412][    C1] tc mirred to Houston: device veth2 is down
[ 1487.766651][    C1] tc mirred to Houston: device veth2 is down
[ 1488.015409][    C1] tc mirred to Houston: device veth2 is down
[ 1488.227393][    C2] tc mirred to Houston: device veth3 is down
[ 1488.406381][    C2] tc mirred to Houston: device veth3 is down
[ 1488.567415][    C2] tc mirred to Houston: device veth3 is down