Thread (2 messages) 2 messages, 2 authors, 2000-06-22

Re: [RFC] RSS guarantees and limits

From: Rik van Riel <hidden>
Date: 2000-06-22 19:52:29

On Thu, 22 Jun 2000, Jamie Lokier wrote:
frankeh@us.ibm.com wrote:
quoted
Now I understand this much better. The RSS guarantee is a function of the
refault-rate <clever>.
This in principle implements a decay of the limit based on usage.... I like
that approach.
Be careful with refault rate.  If a process is unable to
progress because of memory pressure, it will have a low refault
rate even though it's _trying_ to fault in lots of pages at high
speed.
*nod*

We probably want to use fault rate and memory size too in
order to promote fairness.

All of this may sound complicated, but as long as we make
sure that the feedback cycles are short (and negative ;))
it should all work out...

regards,

Rik
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