[ 1320.866931][    C1] tc mirred to Houston: device veth2 is down
[ 1321.020208][    C1] tc mirred to Houston: device veth2 is down
[ 1321.315319][    C0] tc mirred to Houston: device veth2 is down
[ 1321.551289][    C2] tc mirred to Houston: device veth3 is down
[ 1321.708333][    C2] tc mirred to Houston: device veth3 is down
[ 1321.820221][    C3] tc mirred to Houston: device veth3 is down