[ 1568.639509][    C2] tc mirred to Houston: device veth2 is down
[ 1568.789593][    C3] tc mirred to Houston: device veth2 is down
[ 1568.885371][    C3] tc mirred to Houston: device veth2 is down
[ 1569.445668][    C2] tc mirred to Houston: device veth2 is down
[ 1569.653427][    C3] tc mirred to Houston: device veth3 is down
[ 1569.893728][    C3] tc mirred to Houston: device veth2 is down
[ 1569.894293][    C3] tc mirred to Houston: device veth2 is down