[   31.161363][  T260] ip (260) used greatest stack depth: 23744 bytes left
[   37.428760][  T304] Mirror/redirect action on
[   37.451159][  T300] tc (300) used greatest stack depth: 23464 bytes left
[   37.618519][    C3] tc mirred to Houston: device veth2 is down
[   38.293053][    C3] tc mirred to Houston: device veth2 is down
[   38.356364][    C3] tc mirred to Houston: device veth2 is down
[   38.613026][    C3] tc mirred to Houston: device veth2 is down
[   38.873258][    C2] tc mirred to Houston: device veth3 is down
[   39.020265][    C1] tc mirred to Houston: device veth3 is down