[57north-discuss] Programmer required

[Iain R. Learmonth]

On Tue, Jul 29, 2014 at 11:10:22AM +0100, Robert McWilliam wrote:
> On Tue, Jul 29, 2014, at 10:38 AM, Noodle wrote:
>> So basically I'd like the poller.php re-written in C, (or just
>> something better) or if anyone wants to look at the php to see
>> if they can speed it up I can pass the files along!

This is relevant to my interests. We also use Observium in ERG.

> I'd recommend against writing networking stuff in C unless you
> really need to - too easy to screw up the buffer management and
> break things horribly.

Having written mass survey tools where lots of connections get constructed
and torn down, I can say that C is *vastly* more efficient than Python and
other interpreted languages.

> I've heard good things about go (almost C speed but cleaner and
> safer) for this kind of problem and would be interested in
> having a bash at it in that.

Libraries will exist for SNMP in many languages, probably in Go.

> I'd be interested in seeing whatever calls the poller.php as
> well. I suspect it's going through the things to poll
> sequentially. If it is then parallelising that should get a big
> time win for not much effort.

I believe it is sequential currently, at least the way I've got it set up in
ERG it is.

Iain.

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