[ 1544.369127][    C1] tc mirred to Houston: device veth2 is down
[ 1544.798762][    C2] tc mirred to Houston: device veth2 is down
[ 1545.030742][    C1] tc mirred to Houston: device veth2 is down
[ 1545.093894][    C2] tc mirred to Houston: device veth2 is down
[ 1545.352252][    C1] tc mirred to Houston: device veth3 is down
[ 1545.429736][    C1] tc mirred to Houston: device veth3 is down
[ 1545.717723][    C1] tc mirred to Houston: device veth3 is down