On Fri, 18 Sep 2009, Pádraig Brady wrote:

Pádraig Brady wrote:
sleep $(seq .1 .1 4 | head -n $(($RANDOM%40 +1)) | tail -n1)

Or more concisely using just coreutils logic:

sleep $(seq .1 .1 4 | shuf | head -n1)

This still has the quantization effects which I'm trying to avoid. Jim's perl suggestion would work well to ensure an even spread over the window of time.

$ perl -e 'sleep rand 4'

is probably the cleanest / most efficient way to do this with existing tools.


Cheers,
Phil


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