Thanks for all your helpful responses ...

@phillip:    The symptom we get is that images are uploaded every 30
seconds ok, but at some point during the day instead of uploading new
images, it uploads the same image again and again.   The problem is with
the computer that's providing the images, not coldfusion or the web server,
but what we're trying to pin down is exactly when this occurs, so we can
look at what's happening in our network at that time to cause the software
to hang.

We know the web server's working ok, and we know the ftp server's working
ok.   The images are identical, but with different creation times.   So
that means we're getting 'new' images every 30 seconds, but at some time in
the day instead of the content being a new snapshot from the broadcast
studio, it's the same snapshot being uploaded again and again.    If we can
learn that the software hangs at (say) 2.17am, we can look at what happened
around the station at 2.17am and work out what's causing the problem -
either human or IT based.

That's why we want to pin down at what exact time (plus or minus a few
minutes) do the images uploaded stop changing each time.   I want to
compare this current image, with the last one that was uploaded - about 30
seconds ago,  and see if the image content is the same or not.

So in short, we know the ColdFusion and web aspects of this functionality
are working ok, but we want to use it to trace back in our system and see
where/when the webcam software is going haywire.

Cheers
Mike Kear
Windsor, NSW, Australia
Adobe Certified Advanced ColdFusion Developer
AFP Webworks
http://afpwebworks.com
ColdFusion 9 Enterprise, PHP, ASP, ASP.NET hosting from AUD$15/month


On Tue, Jan 10, 2012 at 2:38 AM, Phillip Vector
<[email protected]>wrote:

>
> This may seem like a stupid question, but what do you mean exactly
> that the webcam hangs? You mean the software.. right?
>
> If it's the software that hangs (since hardware can't really hang),
> that means it doesn't upload a file or is it a different FTP program
> that does it?
>
> You could always set up something on cfschedule to check the most
> recent file and see if the time changed on it..
>
>


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