Re: Variability in cache access times

David S. Miller (davem@dm.cobaltmicro.com)
Thu, 28 Jan 1999 00:20:07 -0800


Date: Thu, 28 Jan 1999 19:05:19 +1100
From: Richard Gooch <rgooch@atnf.csiro.au>

David S. Miller writes:
> Add page coloring to the page allocator and your variability will
> disappear.

I was wondering if that would be the response. What about using 4 MB
pages? Would that help?

It would, but I have no idea how feasible this is with the Intel page
tables. Ingo could probably more quickly cook up a test patch than
me.

Later,
David S. Miller
davem@dm.cobaltmicro.com

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