[ 1536.979196][    C1] tc mirred to Houston: device veth2 is down
[ 1537.243973][    C3] tc mirred to Houston: device veth2 is down
[ 1537.580025][    C1] tc mirred to Houston: device veth2 is down
[ 1537.707896][    C3] tc mirred to Houston: device veth2 is down
[ 1537.929828][    C1] tc mirred to Houston: device veth3 is down
[ 1537.936823][    C3] tc mirred to Houston: device veth3 is down
[ 1538.116856][    C3] tc mirred to Houston: device veth3 is down
[ 1538.241037][    C1] tc mirred to Houston: device veth3 is down
[ 1538.284208][    C2] tc mirred to Houston: device veth2 is down
[ 1538.284957][    C2] tc mirred to Houston: device veth2 is down