[ 1626.480765][    C3] tc mirred to Houston: device veth2 is down
[ 1626.797402][    C1] tc mirred to Houston: device veth2 is down
[ 1627.148836][    C1] tc mirred to Houston: device veth2 is down
[ 1627.355297][    C1] tc mirred to Houston: device veth3 is down
[ 1627.359737][    C2] tc mirred to Houston: device veth3 is down
[ 1627.470065][    C3] tc mirred to Houston: device veth2 is down
[ 1627.622684][    C2] tc mirred to Houston: device veth3 is down
[ 1627.668532][    C2] tc mirred to Houston: device veth3 is down