[ 1638.919595][    C1] tc mirred to Houston: device veth2 is down
[ 1639.305499][    C1] tc mirred to Houston: device veth2 is down
[ 1639.529499][    C1] tc mirred to Houston: device veth2 is down
[ 1639.753533][    C3] tc mirred to Houston: device veth3 is down
[ 1639.849628][    C1] tc mirred to Houston: device veth2 is down