[ 1541.753961][    C3] tc mirred to Houston: device veth2 is down
[ 1542.199794][    C2] tc mirred to Houston: device veth2 is down
[ 1542.199932][    C1] tc mirred to Houston: device veth2 is down
[ 1542.664681][    C2] tc mirred to Houston: device veth2 is down
[ 1542.674667][    C1] tc mirred to Houston: device veth3 is down
[ 1542.679641][    C2] tc mirred to Houston: device veth3 is down