[ 2039.542707][    C2] tc mirred to Houston: device veth2 is down
[ 2039.873671][    C1] tc mirred to Houston: device veth2 is down
[ 2040.105687][    C1] tc mirred to Houston: device veth2 is down
[ 2040.234818][    C2] tc mirred to Houston: device veth2 is down
[ 2040.405595][    C1] tc mirred to Houston: device veth3 is down
[ 2040.625699][    C1] tc mirred to Houston: device veth3 is down
[ 2040.754604][    C1] tc mirred to Houston: device veth3 is down