[ 2013.945224][    C1] tc mirred to Houston: device veth2 is down
[ 2014.015412][    C1] tc mirred to Houston: device veth2 is down
[ 2014.432280][    C1] tc mirred to Houston: device veth2 is down
[ 2014.793058][    C2] tc mirred to Houston: device veth2 is down
[ 2014.798038][    C2] tc mirred to Houston: device veth3 is down
[ 2015.072120][    C2] tc mirred to Houston: device veth3 is down
[ 2015.168124][    C2] tc mirred to Houston: device veth3 is down