[ 1571.239886][    C1] tc mirred to Houston: device veth2 is down
[ 1571.562846][    C1] tc mirred to Houston: device veth2 is down
[ 1571.737998][    C1] tc mirred to Houston: device veth2 is down
[ 1571.963004][    C1] tc mirred to Houston: device veth2 is down
[ 1572.151843][    C2] tc mirred to Houston: device veth3 is down