[ 1500.965656][    C1] tc mirred to Houston: device veth2 is down
[ 1501.057559][    C1] tc mirred to Houston: device veth2 is down
[ 1501.088619][    C1] tc mirred to Houston: device veth2 is down
[ 1501.272604][    C1] tc mirred to Houston: device veth2 is down
[ 1501.799433][    C3] tc mirred to Houston: device veth3 is down
[ 1502.066329][    C3] tc mirred to Houston: device veth3 is down