Realtime 3d statusmap?

[Andreas Ericsson]

Dan Stromberg wrote:
> On Sat, 2005-01-29 at 12:01 +0100, Andreas Ericsson wrote:
> 
>>Jason Martin wrote:
>>
>>>Has anyone seen any sort of project that could be used to
>>>implement a realtime* 3d statusmap? I'm not expecting it to be
>>>Nagios specific, but perhaps something that could be integrated.
>>>
>>>Thanks,
>>>-Jason Martin
>>>
>>>* as realtime as Nagios performs its status checks, of course.
>>
>>This would be impossible without a proprietary client and server, since 
>>http is a stateless protocol and the server can't force the browser to 
>>reload when an event happens on the server side (it can set reload 
>>timers, but not force them prior to timer).
> 
> 
> Actually, both cookies and ? URL's can be used to maintain state in run
> of the mill http+html.  Your can encode your data in either, or just
> encode a database key in either and have the server look things up in a
> database under the key.
> 
> Also forcing frequent reloads works fine with your usual http+html,
> though you could come up with a browser plugin that would be more
> efficient.
> 
> If you restrict access, and refresh every 5 minutes or something, I
> doubt you'd have a load problem.
> 

I believe the issue was to have the server force a page reload each time 
a state-change occurs which isn't doable in HTTP being a stateless 
passive-server protocol.

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Lead Developer


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