For a long time, #LibreQoS has only gathered traffic data at “enqueue” time - when packets enter #Linux TC.

This has led to LibreQoS’s monitoring occasionally looking inaccurate - and fails to highlight just how tight the #sch_CAKE / #FQ_CoDel + HTB (#HierarchicalTokenBucket) traffic shaping really is. A recent update changed this.

Read about it in the newest devblog post from @herberticus

https://devblog.libreqos.com/posts/0014-kprobe/

#OpenSource #RFC8290 #XDP #eBPF #bufferbloat #latency #jitter #QoE #Qos #ISP