[ 1137.874565][    C3] tc mirred to Houston: device veth2 is down
[ 1137.899480][    C3] tc mirred to Houston: device veth2 is down
[ 1137.985526][    C2] tc mirred to Houston: device veth2 is down
[ 1138.050502][    C2] tc mirred to Houston: device veth3 is down