[ 1627.844142][    C3] tc mirred to Houston: device veth2 is down
[ 1627.958313][    C3] tc mirred to Houston: device veth2 is down
[ 1628.406321][    C3] tc mirred to Houston: device veth2 is down
[ 1628.470173][    C2] tc mirred to Houston: device veth2 is down
[ 1628.766409][    C1] tc mirred to Houston: device veth3 is down
[ 1629.054169][    C3] tc mirred to Houston: device veth3 is down
[ 1629.166173][    C3] tc mirred to Houston: device veth3 is down