[ 2044.975677][    C1] tc mirred to Houston: device veth2 is down
[ 2045.470517][    C1] tc mirred to Houston: device veth2 is down
[ 2045.527552][    C1] tc mirred to Houston: device veth2 is down
[ 2045.591436][    C1] tc mirred to Houston: device veth2 is down
[ 2045.861701][    C2] tc mirred to Houston: device veth3 is down
[ 2045.864446][    C2] tc mirred to Houston: device veth3 is down
[ 2045.878400][    C2] tc mirred to Houston: device veth3 is down