[ 1561.137984][    C1] tc mirred to Houston: device veth2 is down
[ 1561.300332][    C1] tc mirred to Houston: device veth2 is down
[ 1561.427848][    C3] tc mirred to Houston: device veth2 is down
[ 1561.549853][    C3] tc mirred to Houston: device veth2 is down
[ 1562.084746][    C1] tc mirred to Houston: device veth3 is down
[ 1562.121003][    C3] tc mirred to Houston: device veth3 is down