[ 637.997800][ T4259] u32 classifier [ 637.998067][ T4259] input device check on [ 637.998834][ T4259] Actions configured [ 638.235364][ T4261] netem: version 1.3 [ 639.134009][ T4264] sctp: Hash tables configured (bind 32/56) [ 640.005365][ C3] htb: netem qdisc 10: is non-work-conserving?