[ 1534.529707][    C1] tc mirred to Houston: device veth2 is down
[ 1534.536634][    C2] tc mirred to Houston: device veth2 is down
[ 1534.620543][    C2] tc mirred to Houston: device veth2 is down
[ 1534.684606][    C2] tc mirred to Houston: device veth2 is down
[ 1534.876536][    C2] tc mirred to Houston: device veth2 is down
[ 1535.453630][    C2] tc mirred to Houston: device veth3 is down
[ 1535.684836][    C2] tc mirred to Houston: device veth2 is down
[ 1535.685373][    C2] tc mirred to Houston: device veth2 is down
[ 1535.700539][    C2] tc mirred to Houston: device veth3 is down