[ 1656.879553][T21120] u32 classifier
[ 1656.879843][T21120]     input device check on
[ 1656.880030][T21120]     Actions configured
[ 1657.068348][T21122] netem: version 1.3
[ 1658.141873][    C3] htb: netem qdisc 10: is non-work-conserving?