Re: VM tuning through fault trace gathering [with actual code]

From: John Fremlin (vii@users.sourceforge.net)
Date: Tue Jun 26 2001 - 07:54:30 EST

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Marcelo Tosatti <marcelo@conectiva.com.br> writes:

> On 25 Jun 2001, John Fremlin wrote:
>
> >
> > Last year I had the idea of tracing the memory accesses of the system
> > to improve the VM - the traces could be used to test algorithms in
> > userspace. The difficulty is of course making all memory accesses
> > fault without destroying system performance.

[...]

> Linux Trace Toolkit (http://www.opersys.com/LTT) does that.

I dld the ltt-usenix paper and skim read it. It didn't seem to talk
about page faults much. Where should I look?

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