[ 1901.629850][    C1] tc mirred to Houston: device veth2 is down
[ 1901.877987][    C1] tc mirred to Houston: device veth2 is down
[ 1901.982849][    C1] tc mirred to Houston: device veth2 is down
[ 1902.021907][    C1] tc mirred to Houston: device veth2 is down
[ 1902.564844][    C3] tc mirred to Houston: device veth3 is down
[ 1902.853881][    C3] tc mirred to Houston: device veth3 is down
[ 1903.014148][    C3] tc mirred to Houston: device veth2 is down
[ 1903.015036][    C3] tc mirred to Houston: device veth2 is down