[ 2018.757977][    C1] tc mirred to Houston: device veth2 is down
[ 2019.238887][    C1] tc mirred to Houston: device veth2 is down
[ 2019.311478][    C1] tc mirred to Houston: device veth2 is down
[ 2019.375833][    C1] tc mirred to Houston: device veth2 is down
[ 2019.640890][    C1] tc mirred to Houston: device veth3 is down
[ 2019.958914][    C1] tc mirred to Houston: device veth3 is down
[ 2020.055886][    C1] tc mirred to Houston: device veth3 is down