[ 1488.802798][    C1] tc mirred to Houston: device veth2 is down
[ 1489.173674][    C1] tc mirred to Houston: device veth2 is down
[ 1489.564990][    C1] tc mirred to Houston: device veth2 is down
[ 1489.678643][    C2] tc mirred to Houston: device veth3 is down
[ 1489.820960][    C1] tc mirred to Houston: device veth2 is down