[ 1481.971372][    C2] tc mirred to Houston: device veth2 is down
[ 1482.052385][    C2] tc mirred to Houston: device veth2 is down
[ 1482.172305][    C2] tc mirred to Houston: device veth2 is down
[ 1482.758347][    C1] tc mirred to Houston: device veth2 is down
[ 1482.864321][    C1] tc mirred to Houston: device veth3 is down