[ 1690.978486][    C2] tc mirred to Houston: device veth2 is down
[ 1691.258454][    C2] tc mirred to Houston: device veth2 is down
[ 1691.434422][    C2] tc mirred to Houston: device veth2 is down
[ 1691.682434][    C2] tc mirred to Houston: device veth2 is down
[ 1691.802409][    C3] tc mirred to Houston: device veth3 is down
[ 1691.874509][    C3] tc mirred to Houston: device veth3 is down
[ 1691.883378][    C3] tc mirred to Houston: device veth3 is down