Same test, same duration, same bandwidth settings, totally repeatable
difference in results.

This is either a good result for cake or an erroneous one, or some
difference between how tbf
calcs things....

See:

qdisc cake 1: root refcnt 2 bandwidth 100Mbit besteffort flows rtt 100.0ms raw
 Sent 1724379667 bytes 1697970 pkt (dropped 180, overlimits 4465993 requeues 0)
 backlog 0b 0p requeues 0

vs

qdisc tbf 1: root refcnt 2 rate 100Mbit burst 1512b lat 100.0ms
 Sent 1658721817 bytes 1633977 pkt (dropped 185, overlimits 4495969 requeues 0)
 backlog 0b 0p requeues 0


scale=10
1658721817/1724379667
.9619237855


Dave Täht
Let's go make home routers and wifi faster! With better software!
https://www.gofundme.com/savewifi