Watchdog technique
John J. Lee
jjl at pobox.com
Mon Aug 18 14:49:54 EDT 2003
Terry Hancock <hancock at anansispaceworks.com> writes:
> Hi all,
> I have a program in a webserver environment that needs to run a fairly
> intensive calculation, which involves C extension calls (image processing
> with PIL). Most of the time, this works fine, but every once in awhile the
> calculation will hang, and I can't afford to wait for it (it's better to
> ditch it and get no result). This is a classic "heartbeat" or "watchdog"
> problem.
[...]
Run it in a separate process? There's a watchdog recipe in the AS
Cookbook that I guess you could incorporate into your main app.
John
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