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Message #00101
Re: Build up a MQTT server with about 20, 000+ subscribers
Roger
>> Any dashboard and UI for mosquitto to monitor?
>It depends what you want to monitor. If you want to know which clients
> are connected you could do as described on this page:
> http://mqtt.org/wiki/doku.php/presence If you want to do other things
> that can be handled through the protocol, your server side application
> can do the work. There is also the $SYS topic tree which offers
> limited information about the broker state but other than that you're
>largely on your own at the moment.
Look like payload only work for client lost connection. But doesn't for
client connect.
mosquitto_sub only have the --will-topic and --will-payload. It means
"client/+" couldn't get any payload for client connected. Is it right?
Thanks
On Tue, Nov 13, 2012 at 6:39 AM, Roger Light <roger@xxxxxxxxxx> wrote:
> Hi Joe,
>
> > Our project need to setup and Android push notification service. I
> noticed
> > many of projects are using MQTT protocol and I found this mosquitto.
>
> Yes, MQTT can be a good fit for push notification. I saw in your
> previous email you mentioned the tokudu demo. Please just be aware
> that the demo does some very odd things that aren't necessary (such as
> unique keepalive topics per client). Please don't just use their code
> as-is.
>
> > Any dashboard and UI for mosquitto to monitor?
>
> It depends what you want to monitor. If you want to know which clients
> are connected you could do as described on this page:
> http://mqtt.org/wiki/doku.php/presence If you want to do other things
> that can be handled through the protocol, your server side application
> can do the work. There is also the $SYS topic tree which offers
> limited information about the broker state but other than that you're
> largely on your own at the moment.
>
> > Is it possible to integrate DB/Memcache/Mongodb for message tracking?
>
> Yes, this is something your server side application could do. I think
> Thomas' recent email describing his thoughts was clear:
> https://lists.launchpad.net/mosquitto-users/msg00088.html
>
> I hope this helps.
>
> Cheers,
>
> Roger
>
--
Joe Zhu
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