Re: time to reconsider HZ?

From: Christoph Lameter <>
Date: 2005-01-20 03:54:09
On Fri, 14 Jan 2005, David Mosberger wrote:

> Since most other Linux platforms which use HZ>100 use a HZ value of
> 1000, I'm thinking it may be safer to switch ia64 to HZ=1000 as well
> (principle of least difference possible is generally a good one...).
> In the past, I was concerned that there might be enough code that
> divides by HZ that this might not be such a hot idea, but I think this
> may not (or at least no longer) be the case: I compiled the same
> kernel once with HZ=1000 and once with HZ=1024 and the code-size
> actually shrunk.
> What do others think?

I think its not a big issue and may still be beneficial if occasions arise
where one has to divide by HZ. Do you know why the code size is reduced?

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Received on Wed Jan 19 11:54:25 2005

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