[ 1685.310806][    C2] tc mirred to Houston: device veth2 is down
[ 1685.387581][    C2] tc mirred to Houston: device veth2 is down
[ 1685.867459][    C1] tc mirred to Houston: device veth2 is down
[ 1686.123530][    C3] tc mirred to Houston: device veth2 is down
[ 1686.336430][    C1] tc mirred to Houston: device veth3 is down
[ 1686.340345][    C1] tc mirred to Houston: device veth3 is down
[ 1686.355435][    C1] tc mirred to Houston: device veth3 is down