[ 1540.797258][    C2] tc mirred to Houston: device veth2 is down
[ 1541.010871][    C1] tc mirred to Houston: device veth2 is down
[ 1541.026881][    C2] tc mirred to Houston: device veth2 is down
[ 1541.627367][    C1] tc mirred to Houston: device veth2 is down
[ 1541.715478][    C3] tc mirred to Houston: device veth3 is down
[ 1541.720848][    C3] tc mirred to Houston: device veth3 is down
[ 1541.995059][    C3] tc mirred to Houston: device veth3 is down
[ 1542.075251][    C1] tc mirred to Houston: device veth2 is down
[ 1542.075799][    C1] tc mirred to Houston: device veth2 is down