The sleep command in your example puts this script rather firmly into the "Safe" category: sleeping is the precise method you use when you want something like this NOT to consume CPU resources. The sleep command does precisely what it implies: it sleeps in a very CPU friendly way.

A better test (minus the fork bomb mentioned below) would be: 

$__++ while 1;

[download]
But even that is bland. Any decent operating system will run unhindered with this executing.

mr.nick ..

In reply to Re: Re: Do infinite loops ever die? by mr.nick
in thread Do infinite loops ever die? by nysus

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