[ 1411.966483][    C3] tc mirred to Houston: device veth2 is down
[ 1412.060381][    C3] tc mirred to Houston: device veth2 is down
[ 1412.069291][    C3] tc mirred to Houston: device veth2 is down
[ 1412.364507][    C3] tc mirred to Houston: device veth2 is down
[ 1412.734409][    C3] tc mirred to Houston: device veth3 is down
[ 1413.028450][    C2] tc mirred to Houston: device veth3 is down
[ 1413.068594][    C3] tc mirred to Houston: device veth2 is down
[ 1413.069155][    C3] tc mirred to Houston: device veth2 is down