[ 1488.476092][    C1] tc mirred to Houston: device veth2 is down
[ 1488.842038][    C3] tc mirred to Houston: device veth2 is down
[ 1489.337089][    C3] tc mirred to Houston: device veth2 is down
[ 1489.337103][    C1] tc mirred to Houston: device veth2 is down
[ 1489.434084][    C2] tc mirred to Houston: device veth3 is down
[ 1489.689016][    C1] tc mirred to Houston: device veth3 is down
[ 1489.809013][    C1] tc mirred to Houston: device veth3 is down