[ 1583.887501][    C2] tc mirred to Houston: device veth2 is down
[ 1584.254367][    C3] tc mirred to Houston: device veth2 is down
[ 1584.511450][    C3] tc mirred to Houston: device veth2 is down
[ 1584.761390][    C2] tc mirred to Houston: device veth3 is down
[ 1584.767172][    C2] tc mirred to Houston: device veth2 is down
[ 1584.990523][    C1] tc mirred to Houston: device veth3 is down
[ 1585.086348][    C1] tc mirred to Houston: device veth3 is down