[ 1549.664720][    C1] tc mirred to Houston: device veth2 is down
[ 1549.857727][    C1] tc mirred to Houston: device veth2 is down
[ 1549.889695][    C1] tc mirred to Houston: device veth2 is down
[ 1550.417755][    C3] tc mirred to Houston: device veth2 is down
[ 1550.495720][    C1] tc mirred to Houston: device veth3 is down
[ 1550.881755][    C1] tc mirred to Houston: device veth3 is down