[ 1498.481094][    C2] tc mirred to Houston: device veth2 is down
[ 1498.512327][    C2] tc mirred to Houston: device veth2 is down
[ 1499.044022][    C1] tc mirred to Houston: device veth2 is down
[ 1499.171013][    C1] tc mirred to Houston: device veth2 is down
[ 1499.429064][    C3] tc mirred to Houston: device veth3 is down
[ 1499.475224][    C1] tc mirred to Houston: device veth3 is down
[ 1499.644184][    C1] tc mirred to Houston: device veth3 is down
[ 1499.699137][    C1] tc mirred to Houston: device veth3 is down