[ 1473.794338][    C1] tc mirred to Houston: device veth2 is down
[ 1473.797259][    C2] tc mirred to Houston: device veth2 is down
[ 1474.157435][    C2] tc mirred to Houston: device veth2 is down
[ 1474.540235][    C2] tc mirred to Houston: device veth2 is down
[ 1474.704290][    C2] tc mirred to Houston: device veth3 is down
[ 1474.797234][    C2] tc mirred to Houston: device veth2 is down