Why not just have the "watching" process delay (max expected transfer time * (1 + safety factor)) between detecting the file and accessing it -

-dtd




[log in to unmask] on 10/03/2001 03:23:00 PM
To:     [log in to unmask]@Internet
cc:      (bcc: David T Darnell/CO/KAIPERM)
Subject:        Re: [HP3000-L] hp9000 -> hp3000 -> hp9000

> How small or how large is this risk? Divide the check interval by the
> average time it takes to send the file. If you check for the
> file every 300
> seconds, and it takes two seconds to send the file, then your
> risk is one in
> one hundred fifty. Stated differently, if you run this 150
> times, then you
> have essentially a 100% risk that your watching job will
> detect the file
> while it is still being sent, one time over the 150 runs.

I'm guessing you didn't do a lot of "Probs & Stats" stuff in college? ;-)

The actual probability is 63.335%

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