[ 1536.963108][    C2] tc mirred to Houston: device veth2 is down
[ 1536.966387][    C1] tc mirred to Houston: device veth2 is down
[ 1537.336466][    C3] tc mirred to Houston: device veth2 is down
[ 1537.520610][    C2] tc mirred to Houston: device veth2 is down
[ 1537.776905][    C1] tc mirred to Houston: device veth2 is down
[ 1537.951437][    C2] tc mirred to Houston: device veth3 is down
[ 1538.120414][    C3] tc mirred to Houston: device veth3 is down
[ 1538.153358][    C2] tc mirred to Houston: device veth3 is down