[ 1648.380530][    C3] tc mirred to Houston: device veth2 is down
[ 1648.700119][    C1] tc mirred to Houston: device veth2 is down
[ 1648.988857][    C3] tc mirred to Houston: device veth2 is down
[ 1649.244000][    C3] tc mirred to Houston: device veth2 is down
[ 1649.503810][    C3] tc mirred to Houston: device veth3 is down
[ 1649.595837][    C2] tc mirred to Houston: device veth3 is down
[ 1649.899872][    C3] tc mirred to Houston: device veth3 is down