[ 1553.169432][    C2] tc mirred to Houston: device veth2 is down
[ 1553.878541][    C2] tc mirred to Houston: device veth2 is down
[ 1554.071329][    C1] tc mirred to Houston: device veth2 is down
[ 1554.123626][    C3] tc mirred to Houston: device veth3 is down
[ 1554.198340][    C1] tc mirred to Houston: device veth2 is down