[ 1626.668671][    C3] tc mirred to Houston: device veth2 is down
[ 1626.789937][    C3] tc mirred to Houston: device veth2 is down
[ 1627.165847][    C3] tc mirred to Houston: device veth2 is down
[ 1627.301693][    C3] tc mirred to Houston: device veth2 is down
[ 1627.560697][    C1] tc mirred to Houston: device veth3 is down
[ 1627.645714][    C1] tc mirred to Houston: device veth3 is down