[ 1339.969925][    C1] tc mirred to Houston: device veth2 is down
[ 1340.138657][    C1] tc mirred to Houston: device veth2 is down
[ 1340.330721][    C1] tc mirred to Houston: device veth2 is down
[ 1340.598829][    C1] tc mirred to Houston: device veth3 is down
[ 1340.630730][    C1] tc mirred to Houston: device veth3 is down
[ 1340.786842][    C1] tc mirred to Houston: device veth3 is down