Hi Mike,
> Sharon, the problem that I can already tell you that will arise with SSL is
> memory usage. I forget the exact numbers but calling the consumption
> noticeable would be an understatement.
Openssl >=1.0 allows SSL compression to be disabled which reputedly
saves significant amounts of
Frisch, Michael
Sent: Wednesday, November 14, 2012 7:42 PM
To: Roger Light; mosquitto-users@lists.launchpad.net
Subject: Re: [Mosquitto-users] Build up a MQTT server with about 20, 000+
subscribers
My test involved 200k clients subscribed to 1 of 10 topics and publishing on
the random interval of 0
rs-bounces+michael.frisch=nuance@lists.launchpad.net]
On Behalf Of Roger Light
Sent: Wednesday, November 14, 2012 12:36 PM
To: mosquitto-users@lists.launchpad.net
Subject: Re: [Mosquitto-users] Build up a MQTT server with about 20, 000+
subscribers
Hi Mike,
> -There’s not much special
Hi Mike,
> -There’s not much special, EC2 mediums can do 200k+ (yes, two
> hundred) with QoS 2, SSL off, and a moderate number of messages publishing
> constantly.
Can you offer any further details on what "moderate" means here? Just
a rough order of magnitude would be nice to know.
> Sh
@lists.launchpad.net
[mailto:mosquitto-users-bounces+michael.frisch=nuance@lists.launchpad.net]
On Behalf Of Sharon Ben-Asher
Sent: Wednesday, November 14, 2012 5:17 AM
To: Joe Zhu; mosquitto-users@lists.launchpad.net
Subject: Re: [Mosquitto-users] Build up a MQTT server with about 20, 000
Hi Joe,
We are investigating MQTT and mosquitto for the same purpose (push
notifications for Android)
As I said earlier. I was able to achieve 100K concurrent connections to one
broker installed on medium sized AWS EC2 instance.
However, for the purpose of benchmark, I used the most basic scenar
Horace,
Here is my case why I want to store message to DB:
- The number of subscribers is large
- We will have a type of message which needs publish and make sure it
can be delivered to all users.
- A lot of subscribers will be disconnect for a few days.
We will use QoS > 1 and Clean
i just implemented a database storing on server side, here is how i did it:
1. setup a broker(server), let's call it S,
2. Then build a client (call it A) using any server side language you like (i
used python, you can try with C or PHP), Roger's source code package has a
complete Python clie
On Tue, Nov 13, 2012 at 12:54 PM, Joe Zhu wrote:
> 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?
That's c
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 protoco
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
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