[ 1598.061558][    C2] tc mirred to Houston: device veth2 is down
[ 1598.135556][    C3] tc mirred to Houston: device veth2 is down
[ 1598.158761][    C2] tc mirred to Houston: device veth2 is down
[ 1598.854565][    C3] tc mirred to Houston: device veth2 is down
[ 1598.996637][    C1] tc mirred to Houston: device veth3 is down
[ 1599.000533][    C2] tc mirred to Houston: device veth3 is down
[ 1599.295538][    C2] tc mirred to Houston: device veth3 is down
[ 1599.358481][    C2] tc mirred to Houston: device veth3 is down