[ 1606.143780][    C2] tc mirred to Houston: device veth2 is down
[ 1606.351713][    C2] tc mirred to Houston: device veth2 is down
[ 1606.767683][    C2] tc mirred to Houston: device veth2 is down
[ 1607.032866][    C2] tc mirred to Houston: device veth3 is down
[ 1607.151672][    C2] tc mirred to Houston: device veth2 is down
[ 1607.200660][    C3] tc mirred to Houston: device veth3 is down
[ 1607.368082][    C2] tc mirred to Houston: device veth3 is down
[ 1607.463768][    C1] tc mirred to Houston: device veth3 is down