Monitoring a file?

Robert Huff roberthuff at
Sat Nov 22 17:58:18 PST 2003

> Problem description:
> ====================
>  A file, let's say, /path/to/a/file, is being modified by
>  an unknown process P(u) at random times. Unfortunately,
>  the name of the program ran by P(u) is unknown.
>  The goal is to catch P(u) "red-handed," just the moment
>  it accesses /path/to/a/file, e.g. by looking up in the
>  process table with ps(1).

	Have you tried moving the file elsewhere and seeing if anyone
complains about the absence?
	Or writing a program that locks the file?

				Robert Huff

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