[ 1621.341623][    C1] tc mirred to Houston: device veth2 is down
[ 1621.352171][    C3] tc mirred to Houston: device veth2 is down
[ 1621.699726][    C3] tc mirred to Houston: device veth2 is down
[ 1622.076102][    C3] tc mirred to Houston: device veth2 is down
[ 1622.245608][    C3] tc mirred to Houston: device veth3 is down
[ 1622.268518][    C3] tc mirred to Houston: device veth2 is down