[ 1572.974128][    C3] tc mirred to Houston: device veth2 is down
[ 1573.538092][    C3] tc mirred to Houston: device veth2 is down
[ 1573.666860][    C1] tc mirred to Houston: device veth2 is down
[ 1573.793121][    C1] tc mirred to Houston: device veth2 is down
[ 1573.909101][    C1] tc mirred to Houston: device veth3 is down
[ 1574.322229][    C1] tc mirred to Houston: device veth3 is down