[ 1648.298998][    C1] tc mirred to Houston: device veth2 is down
[ 1648.317148][    C2] tc mirred to Houston: device veth2 is down
[ 1648.767033][    C2] tc mirred to Houston: device veth2 is down
[ 1649.087942][    C2] tc mirred to Houston: device veth2 is down
[ 1649.173929][    C2] tc mirred to Houston: device veth3 is down
[ 1649.278989][    C2] tc mirred to Houston: device veth2 is down
[ 1649.599908][    C2] tc mirred to Houston: device veth3 is down