[ 1398.235966][    C1] tc mirred to Houston: device veth2 is down
[ 1398.362990][    C1] tc mirred to Houston: device veth2 is down
[ 1398.595108][    C1] tc mirred to Houston: device veth2 is down
[ 1398.875955][    C1] tc mirred to Houston: device veth2 is down
[ 1399.003204][    C2] tc mirred to Houston: device veth3 is down
[ 1399.235048][    C2] tc mirred to Houston: device veth3 is down