[ 1541.554214][    C1] tc mirred to Houston: device veth2 is down
[ 1541.557904][    C2] tc mirred to Houston: device veth2 is down
[ 1541.564684][    C2] tc mirred to Houston: device veth2 is down
[ 1542.382679][    C2] tc mirred to Houston: device veth2 is down
[ 1542.446702][    C2] tc mirred to Houston: device veth2 is down
[ 1542.457843][    C2] tc mirred to Houston: device veth3 is down
[ 1542.678820][    C2] tc mirred to Houston: device veth3 is down