You are using on that ccr an old version of ros, after 6.44 they implemented multi-core processing when you do bandwidth test
Upgrade that box and try again, you will see better results

@heizer ... when will this new function be available? [i mean, out of beta]... its a bit OT, but since more people might be interested... It is not that significant improvement as it may seem. It works as an envelope command to usual ping and btest. These commands runs on background and speedtest j...

MAJOR CHANGES IN v6.44: !) speedtest - added "/tool speed-test" for ping latency, jitter, loss and TCP and UDP download, upload speed measurements (CLI only); Hello there, for when will this new function be available? [i mean, out of beta] I am really anxious to update the firmware of the...