[ 1345.244443][    C1] tc mirred to Houston: device veth2 is down
[ 1345.465536][    C2] tc mirred to Houston: device veth2 is down
[ 1345.873494][    C2] tc mirred to Houston: device veth2 is down
[ 1345.910056][    C3] tc mirred to Houston: device veth3 is down
[ 1345.913361][    C3] tc mirred to Houston: device veth3 is down
[ 1345.946437][    C3] tc mirred to Houston: device veth3 is down
[ 1346.129680][    C1] tc mirred to Houston: device veth2 is down
[ 1346.186322][    C3] tc mirred to Houston: device veth3 is down