[ 1520.173698][    C1] tc mirred to Houston: device veth2 is down
[ 1520.283634][    C1] tc mirred to Houston: device veth2 is down
[ 1520.516557][    C3] tc mirred to Houston: device veth2 is down
[ 1520.843611][    C1] tc mirred to Houston: device veth2 is down
[ 1521.054645][    C3] tc mirred to Houston: device veth3 is down
[ 1521.267604][    C3] tc mirred to Houston: device veth3 is down
[ 1521.291872][    C3] tc mirred to Houston: device veth2 is down
[ 1521.292718][    C3] tc mirred to Houston: device veth2 is down