[ 1403.157231][    C2] net_ratelimit: 5 callbacks suppressed
[ 1403.157241][    C2] tc mirred to Houston: device veth2 is down
[ 1403.372140][    C2] tc mirred to Houston: device veth2 is down
[ 1403.644115][    C1] tc mirred to Houston: device veth2 is down
[ 1403.764172][    C1] tc mirred to Houston: device veth2 is down
[ 1403.980120][    C1] tc mirred to Houston: device veth3 is down