[Galene] Re: How to read stats information

[Thomas Gambier <thomas.gambier@nexedi.com>]

On 2021-04-26 12:06, Juliusz Chroboczek wrote:
> Bonjour Thomas !
>
>> I'd like to know how to read those stats (from /stats page).
>
> Up/Down: the direction of the stream ("Up" means client->server).
>
>> 713312/878371	0%	15.795369ms±10.066666ms
>
> The first number is the bitrate, the second is the maximum bitrate
> within
> which Galène is trying to fit (estimated by congestion control).
>
> 0% is the estimated packet loss rate.
>
> The last figure is the RTT and the estimated jitter (for down streams
> only).

Thanks a lot Juliusz


>> Especially, what are the 37% ?
>
> You're referring to this stream:
>
>> Down	969a21a58e75227f0cb06a84924815e9	24503
>> 30488/9600	37%	59.869669ms±4.625ms
>> 299800/14903	0%	61.573201ms±5.477777ms
>
> The user is having 37% packet loss rate, which is extremely high.  The
> congestion control algorithm has dropped this users rate to 24503 bps
> (9600 for audio, 14903 for video), which is way lower than Galène can
> possibly achieve.
>
> Either the user is behind a very slow link, or they're behind a WiFi
> link
> with extremely high loss rates.  If the former, they should disable the
> video feed (Receive->Nothing).  If the latter, which is more probable,
> they should move around until reception is better (there's probably
> a couple of carrier walls between them and the router).

OK. The user confirms that he is using a 4G network. After some
investigation, we found he has a problem to connect specifically to the
IP of our galene server and nothing else. We will debug with our
internet providers.

Thanks again.

Thomas.