[ 1546.096608][    C1] tc mirred to Houston: device veth2 is down
[ 1546.156537][    C2] tc mirred to Houston: device veth2 is down
[ 1546.427512][    C1] tc mirred to Houston: device veth2 is down
[ 1546.707101][    C1] tc mirred to Houston: device veth2 is down
[ 1547.011039][    C1] tc mirred to Houston: device veth3 is down
[ 1547.015486][    C2] tc mirred to Houston: device veth3 is down
[ 1547.024479][    C2] tc mirred to Houston: device veth3 is down
[ 1547.442700][    C2] tc mirred to Houston: device veth3 is down