[OpenTRV-dev] OpenTRV to EmonCMS, via Node-RED (was OpenTRV boards)

Bo Herrmannsen bo.herrmannsen at gmail.com
Thu Dec 17 14:03:41 GMT 2015


no rush... just a thought... ps aux will also give an idea...

2015-12-17 15:01 GMT+01:00 Jeremy Poulter <jeremy at bigjungle.net>:

> Hum, good idea. Should be easy (assuming you are running on Linux) to pull
> that info from the relevant files (/proc/meminfo and /proc/loadavg) using
> the file node, parse (probably with a Javascript function) and post to
> EmonCMS. I will try and have a go at that but I am sure someone has
> probably done it (at least the CPU/Mem usage) already.
>
> WARNING: Linux is designed to essentially use all the memory. THIS IS NOT
> A BAD THING as it caches loads of things and that helps with performance,
> MemFree is not actually the amount of free memory from a practical sense
> Buffers and Cached are also essentially free memory.
>
> Jeremy
>
> On 17 December 2015 at 13:14, Bo Herrmannsen <bo.herrmannsen at gmail.com>
> wrote:
>
>> hijacking it even more.... and then again the guy from belgium wanted
>> integration between opentrv and emoncms
>>
>> this is half the deal :-D
>>
>>
>> but  Q.... bit OT... how would i store CPU load and Memory load? just so
>> i can keep an eye on it
>>
>>
>> 2015-12-17 14:06 GMT+01:00 Jeremy Poulter <jeremy at bigjungle.net>:
>>
>>> Thanks I will look through those.
>>>
>>> Jeremy
>>>
>>> On 17 December 2015 at 12:43, Damon Hart-Davis <dhd at exnet.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> Up to my eyes today (major delivery on Monday) but here are some
>>>> pointers.  I’ll try to do better on another round...
>>>>
>>>> http://www.earth.org.uk/note-on-IoT-comms-backhaul.html
>>>> http://www.earth.org.uk/OpenTRV-protocol-discussions-201411-2.html
>>>> http://www.earth.org.uk/note-on-IoT-data-sets-and-processing.html
>>>>
>>>> https://github.com/DamonHD/OpenTRV/blob/master/javasrc/uk/org/opentrv/comms/util/EventDrivenV0p2CLIFollower.java
>>>>
>>>> Rgds
>>>>
>>>> Damon
>>>>
>>>>
>>>> > On 17 Dec 2015, at 12:28, Jeremy Poulter <jeremy at bigjungle.net>
>>>> wrote:
>>>> >
>>>> > Thanks, I think they may help, can you point out the location of the
>>>> concentrator and protocol docs?
>>>> >
>>>> > Jeremy
>>>>
>>>
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>>
>
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