[ 1412.862203][    C1] tc mirred to Houston: device veth2 is down
[ 1413.047004][    C1] tc mirred to Houston: device veth2 is down
[ 1413.056046][    C1] tc mirred to Houston: device veth2 is down
[ 1413.693084][    C2] tc mirred to Houston: device veth3 is down
[ 1413.847029][    C1] tc mirred to Houston: device veth2 is down
[ 1413.863953][    C1] tc mirred to Houston: device veth3 is down
[ 1414.031046][    C1] tc mirred to Houston: device veth3 is down