Re: Continuing /dev/random problems with 2.4

Peter Monta (pmonta@pmonta.com)
Fri, 1 Feb 2002 15:27:23 -0800 (PST)


> The point with the tests that have been mentioned is to derive such a
> conservative estimate, and to raise a red flag if the output suddenly
> becomes predictable.

Ah, I see; I was misled by the "truly random" remark, sorry. So a reasonable
sanity test for a block of audio samples might be a standard deviation
greater than a few LSB; this will catch constant or close-to-constant
output.
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